{"id":10976,"date":"2020-04-06T01:04:50","date_gmt":"2020-04-05T16:04:50","guid":{"rendered":"https:\/\/flxy.jp\/?p=10976"},"modified":"2026-09-24T11:01:41","modified_gmt":"2026-09-24T02:01:41","slug":"kotlin%e3%82%a8%e3%83%90%e3%83%b3%e3%82%b8%e3%82%a7%e3%83%aa%e3%82%b9%e3%83%88%e3%81%8c%e8%a7%a3%e8%aa%ac%ef%bc%81%e3%80%8ekotlin%e3%82%b9%e3%82%bf%e3%83%bc%e3%83%88%e3%83%96%e3%83%83%e3%82%af","status":"publish","type":"post","link":"https:\/\/flxy.jp\/media\/article\/10976","title":{"rendered":"Kotlin\u30a8\u30d0\u30f3\u30b8\u30a7\u30ea\u30b9\u30c8\u304c\u89e3\u8aac\uff01\u300eKotlin\u30b9\u30bf\u30fc\u30c8\u30d6\u30c3\u30af\u300f\u8457\u8005\u306b\u3088\u308b\u300cKotlin\u300d\u7fd2\u5f97\u306e\u30b9\u30b9\u30e1"},"content":{"rendered":"<p>\u300c\u65e5\u672cKotlin\u30e6\u30fc\u30b6\u30b0\u30eb\u30fc\u30d7\u300d\u4ee3\u8868\u3092\u52d9\u3081\u30012020\u5e743\u6708\u304b\u3089<a href=\"https:\/\/flxy.jp\/article\/10586\">\u30b7\u30a7\u30a2\u30d5\u30eb\u682a\u5f0f\u4f1a\u793e\u3067\u6280\u8853\u9867\u554f<\/a>\u306b\u5c31\u4efb\u3057\u305f\u9577\u6fa4\u592a\u90ce\u3055\u3093\u306b\u3001Kotlin\u3068Java\u306e\u76f8\u9055\u70b9\u3084Kotlin\u3092\u5b66\u3076\u306b\u306f\uff1f\u3068\u3044\u3063\u305f\u5185\u5bb9\u3092\u89e3\u8aac\u3057\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u9577\u6fa4\u592a\u90ce\u3055\u3093\u306f\u3001Kotlin\u767b\u5834\u76f4\u5f8c\u304b\u3089Kotlin\u306e\u826f\u3055\u3092\u4e16\u306b\u5e83\u3081\u3088\u3046\u3068\u3055\u307e\u3056\u307e\u306a\u6d3b\u52d5\u3092\u884c\u3063\u3066\u304a\u308a\u3001\u6280\u8853\u9867\u554f\u306e\u4ed5\u4e8b\u3082\u542b\u3081\u3001\u66f4\u306bKotlin\u696d\u754c\u306e\u767a\u5c55\u3092\u63a8\u9032\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n<a href=\"#title8\"><br \/>\n<\/a><\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc--><\/p>\n<div class=\"cta-btn-box\" data-cta-group=\"G1\" data-cta-variant=\"B\">\n<p>\u81ea\u5206\u306e\u30b9\u30ad\u30eb\u3092\u8a66\u305b\u308b\u6848\u4ef6\u306b\u6311\u6226\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\n<p><a href=\"https:\/\/flxy.jp\/form\/expert\/input\" class=\"cta-btn-01\" data-cta-group=\"G1\" data-cta-variant=\"B\" data-cta-position=\"top\">\u7121\u6599\u3067\u6848\u4ef6\u3092\u7d39\u4ecb\u3057\u3066\u3082\u3089\u3046<\/a>\n<\/div>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc--><\/p>\n<h2 id=\"title1\">1. \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u300cKotlin\u300d\u306e\u9b45\u529b\u306b\u8feb\u308b\uff01<\/h2>\n<h3>Kotlin\u3068\u306f\uff1f\u307e\u305a\u77e5\u3063\u3066\u304a\u3053\u3046<\/h3>\n<p>Kotlin\u3068\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u4e00\u3064\u3067\u3001\u958b\u767a\u5143\u306fJetBrains\u3068\u3044\u3046\u3001IntelliJ IDEA\u306a\u3069\u306e\u958b\u767a\u8005\u5411\u3051\u30c4\u30fc\u30eb\u3067\u6709\u540d\u306a\u4f1a\u793e\u3067\u3059\u3002Kotlin\u306b\u95a2\u3059\u308b\u6700\u521d\u306e\u767a\u8868\u304c\u3042\u3063\u305f\u306e\u306f\u30012011\u5e74\u306e7\u6708\u3067\u3059\u3002<\/p>\n<p>\u300cJVM\u5411\u3051\u306bKotlin\u3068\u3044\u3046\u8a00\u8a9e\u3092\u4f5c\u3063\u3066\u3044\u307e\u3059\u300d\u3068\u3044\u3046\u30a2\u30ca\u30a6\u30f3\u30b9\u304c\u3042\u308a\u3001\u305d\u306e\u534a\u5e74\u5f8c\u304f\u3089\u3044\u306bKotlin\u304c\u767b\u5834\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u958b\u767a\u5143\u3067\u3042\u308bJetBrains\u3068\u3057\u3066\u306f\u3001\u5f53\u6642<strong>Java\u304c\u62b1\u3048\u3066\u3044\u305f\u3044\u304f\u3064\u304b\u306e\u8ab2\u984c\u3092\u514b\u670d\u3059\u308b\u305f\u3081<\/strong>\u306bKotlin\u3068\u3044\u3046\u65b0\u3057\u3044\u8a00\u8a9e\u3092\u4f5c\u3063\u3066\u3001Java\u304b\u3089\u4e57\u308a\u63db\u3048\u3092\u56f3\u308a\u305f\u3044\u3068\u601d\u3063\u3066\u3044\u305f\u3088\u3046\u3067\u3059\u3002<\/p>\n<p>\u300cJVM\u3067\u52d5\u304f=Java\u306e\u4ee3\u308f\u308a\u306b\u4f7f\u3048\u308b\u300d\u3068\u8003\u3048\u308b\u3068\u3001\u5206\u304b\u308a\u3084\u3059\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc--><\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc--><\/p>\n<h2 id=\"title7\">2. Kotlin\u3068\u306e\u51fa\u4f1a\u3044<\/h2>\n<p>\u79c1\u3068Kotlin\u3068\u306e\u6700\u521d\u306e\u51fa\u4f1a\u3044\u306f\u3001\u5076\u7136\u30cd\u30c3\u30c8\u30cb\u30e5\u30fc\u30b9\u3067\u77e5\u3063\u305f\u3053\u3068\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u8aad\u3093\u3060\u8a18\u4e8b\u306e\u4e2d\u3067Kotlin\u306e\u7279\u5fb4\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u3066\u3001\u5143\u3005Java\u3092\u9577\u304f\u4f7f\u7528\u3057\u3066\u3044\u305f\u306e\u3067\u300cJava\u306e\u7d4c\u9a13\u3092\u751f\u304b\u305b\u308b\u306a\u3089\u7c21\u5358\u306b\u59cb\u3081\u3089\u308c\u305d\u3046\u3060\u300d\u3068\u601d\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u5b9f\u306f\u3001\u305d\u306e\u3053\u308d\u3059\u3067\u306bJVM\u306e\u4e0a\u3067\u52d5\u304f\u8a00\u8a9e\u3092\u3044\u304f\u3064\u304b\u8a66\u3057\u3066\u307f\u3066\u306f\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u3042\u307e\u308a\u99b4\u67d3\u3081\u306a\u304b\u3063\u305f\u7d4c\u9a13\u304c\u3042\u3063\u305f\u3093\u3067\u3059\u3002\u3061\u3087\u3046\u3069\u305d\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3001\u7b2c\u4e09\u306e\u9078\u629e\u80a2\u3068\u3057\u3066\u3088\u308a\u30b7\u30f3\u30d7\u30eb\u306a\u9759\u7684\u578b\u4ed8\u3051\u8a00\u8a9e\u3067\u3042\u308bKotlin\u304c\u5165\u3063\u3066\u304d\u305f\u3053\u3068\u306f\u7d76\u597d\u306e\u5de1\u308a\u5408\u308f\u305b\u3060\u3063\u305f\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Kotlin\u3092\u77e5\u3063\u305f\u5f53\u6642\u3001\u52c9\u5f37\u4f1a\u306a\u3069\u306b\u901a\u3044\u59cb\u3081\u305f\u3070\u304b\u308a\u3067\u3001\u3044\u3064\u304b\u767b\u58c7\u8005\u3068\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u3064\u3044\u3066\u767a\u8868\u3057\u305f\u3044\u3068\u3044\u3046\u601d\u3044\u3092\u6301\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u3068\u306f\u3044\u3063\u3066\u3082\u3001\u300c\u4ed6\u306e\u4eba\u3068\u540c\u3058\u3088\u3046\u306a\u5185\u5bb9\u3067\u306f\u9762\u767d\u3044\u3068\u601d\u3063\u3066\u3082\u3089\u3048\u306a\u3044\u306a\u300d\u3068\u3044\u3046\u6c17\u6301\u3061\u3082\u540c\u6642\u306b\u3042\u3063\u305f\u3093\u3067\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001<strong>\u300c\u81ea\u5206\u3068\u3044\u3048\u3070\u25cb\u25cb\u300d\u3068\u547c\u3079\u308b\u3088\u3046\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u7528\u610f\u3057\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u305f\u3068\u304d\u306b\u3001\u3061\u3087\u3046\u3069Kotlin\u306b\u51fa\u4f1a\u3044\u307e\u3057\u305f\u3002<\/strong>\u81ea\u5206\u306b\u5408\u3063\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u898b\u3064\u304b\u3063\u305f\uff01\u3068\u601d\u3063\u305f\u3053\u3068\u3067\u3001\u81ea\u8eab\u304c\u307e\u305aKotlin\u306b\u8a73\u3057\u304f\u306a\u308a\u767a\u4fe1\u3057\u3066\u884c\u3053\u3046\u3068\u601d\u3063\u305f\u3053\u3068\u306f\u5927\u304d\u306a\u304d\u3063\u304b\u3051\u3067\u3057\u305f\u3002<\/p>\n<p>\u305d\u3053\u3067\u6700\u521d\u306f\u3001Kotlin\u306b\u3064\u3044\u3066\u8abf\u3079\u305f\u3053\u3068\u3092\u81ea\u5206\u306e\u30d6\u30ed\u30b0\u3067\u516c\u958b\u3057\u3066\u3044\u304f\u5f62\u3067\u767a\u4fe1\u3092\u59cb\u3081\u307e\u3057\u305f\u3002\u305d\u308c\u3068\u4e26\u884c\u3057\u3066\u3001\u52c9\u5f37\u4f1a\u3067\u3082\u300cKotlin\u304c\u826f\u3044\u3067\u3059\u3088\u300d\u3068\u3044\u3046\u5185\u5bb9\u306e\u767a\u8868\u3092\u6570\u591a\u304f\u7d9a\u3051\u3066\u3044\u304d\u307e\u3057\u305f\u3002\u305f\u304f\u3055\u3093\u306e\u767a\u8868\u3084\u30a4\u30d9\u30f3\u30c8\u53c2\u52a0\u306a\u3069\u3092\u901a\u3058\u3066\u300cKotlin\u3068\u3044\u3048\u3070\u592a\u90ce\u300d\u3068\u3044\u3063\u3066\u3082\u3089\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u611f\u6168\u6df1\u304b\u3063\u305f\u306e\u304c\u3001Android\u306e\u958b\u767a\u8a00\u8a9e\u3068\u3057\u3066Kotlin\u304c\u63a1\u629e\u3055\u308c\u3001<strong>\u300cKotlin=Android\u306e\u516c\u5f0f\u8a00\u8a9e\u300d<\/strong>\u3068\u306a\u3063\u305f\u3053\u3068\u3067\u3059\u3002<br \/>\nGoogle I\/O\u30002017\u3067\u3053\u306e\u4ef6\u304c\u767a\u8868\u3055\u308c\u3066\u4ee5\u964d\u306f\u3001Kotlin\u306e\u5c0e\u5165\u4f01\u696d\u3082\u6b21\u7b2c\u306b\u591a\u304f\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u300cKotlin\u306b\u95a2\u308f\u3063\u3066\u304d\u3066\u672c\u5f53\u306b\u826f\u304b\u3063\u305f\u300d\u3068\u3001\u3053\u306e\u3068\u304d\u5fc3\u5e95\u5b09\u3057\u304f\u601d\u3044\u307e\u3057\u305f\u3057\u3001Kotlin\u306b\u89aa\u3057\u3093\u3067\u304d\u305f\u4e2d\u3067\u306f\u304a\u305d\u3089\u304f\u3082\u3063\u3068\u3082\u559c\u3093\u3060\u51fa\u6765\u4e8b\u3067\u3057\u305f\u3002<\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc--><\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc--><\/p>\n<h2 id=\"title2\">3. Kotlin\u306e\u7279\u5fb4\u3001Kotlin\u3068Java\u306e\u76f8\u9055\u70b9\u3092\u89e3\u8aac<\/h2>\n<h3>1. \u30b3\u30fc\u30c9\u304c\u77ed\u304f\u66f8\u3051\u308b<\/h3>\n<p>\u5f53\u6642\u306eJava\u306b\u306f\u8ab2\u984c\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3057\u305f\u304c\u3001\u6700\u3082\u5927\u304d\u306a\u8ab2\u984c\u306f\u300c\u30b3\u30fc\u30c9\u304c\u5197\u9577\u306b\u306a\u308a\u304c\u3061\u300d\u3068\u3044\u3046\u70b9\u3060\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u305d\u306e\u4e00\u65b9\u3001<strong>Kotlin\u3067\u306f\u77ed\u3044\u30b3\u30fc\u30c9<\/strong>\u3067\u66f8\u3051\u307e\u3059\u3002<\/p>\n<p>\u3054\u304f\u5358\u7d14\u306a\u3068\u3053\u308d\u3067\u306f\u30c7\u30fc\u30bf\u30af\u30e9\u30b9\u3084\u30d7\u30ed\u30d1\u30c6\u30a3\u3001\u578b\u63a8\u8ad6\u3068\u3044\u3063\u305f\u90e8\u5206\u3067\u3059\u3002<\/p>\n<p>Java\u3067\u306fid,name \u3092\u6301\u3063\u305f Person \u30af\u30e9\u30b9\u306e\u5b9a\u7fa9\u3092\u8a18\u8ff0\u3059\u308b\u969b\u306b\u3001getId(), getName(),setName(String name), toString(), hashCode(), equals(Object) \u30e1\u30bd\u30c3\u30c9\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u305d\u306e\u4e00\u65b9Kotlin\u3067\u306f\u3001 data\u30af\u30e9\u30b9\u3092\u7528\u3044\u305f\u4e00\u884c\u306e\u8a18\u8ff0\u3067\u3059\u3079\u3066\u306e\u5b9f\u88c5\u3092 Kotlin \u304c\u751f\u6210\u3057\u3066\u304f\u308c\u307e\u3059\u3002\u307e\u305f\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u306e\u5b9f\u88c5\u306b\u3064\u3044\u3066\u3082\u3001Kotlin\u3067\u306f class\u3092 object \u3068\u66f8\u304d\u63db\u3048\u308b\u3060\u3051\u3067\u5b8c\u4e86\u3055\u305b\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306b\u3001\u4f8b\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u307e\u305a\u306f\u3001Java\u306e\u5834\u5408\u3067\u3059\u3002<\/p>\n<p>&#8220;`<br \/>\n\/\/ Java<br \/>\npublic class Person {<br \/>\nprivate final Long id;<br \/>\nprivate final String name;<br \/>\npublic Person(Long id, String name) {<br \/>\nthis.id = id;<br \/>\nthis.name = name;<br \/>\n}<br \/>\npublic Long getId() {<br \/>\nreturn id;<br \/>\n}<br \/>\npublic String getName() {<br \/>\nreturn name;<br \/>\n}<br \/>\npublic String toString() {<br \/>\n\u2026<br \/>\n}<br \/>\npublic boolean equals(that: Object) {<br \/>\n\u2026<br \/>\n&#8220;`<\/p>\n<p>Kotlin\u3067\u3059\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>&#8220;`<br \/>\n\/\/ Kotlin<br \/>\ndata class Person(val id: Long, val name: String)<br \/>\n&#8220;`<\/p>\n<h3 id=\"title3\">2. Kotlin\u306b\u306fnull\u5b89\u5168\u6a5f\u80fd\u304c\u3042\u308b<\/h3>\n<p>Kotlin\u306b\u306f<strong>\u300cnull\u5b89\u5168\u300d<\/strong>\u3068\u3044\u3046\u6a5f\u80fd\u304c\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Kotlin\u3067\u306f\u578b\u306b\u3088\u308a\u300cnull\u306b\u306a\u308a\u5f97\u308b\u304b\u5426\u304b\u300d\u304c\u660e\u78ba\u306b\u533a\u5225\u3055\u308c\u3066\u3044\u3066\u3001null\u306b\u306a\u308a\u5f97\u308b\u53c2\u7167\u306b\u666e\u901a\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002null\u306b\u306a\u308a\u5f97\u308b\u53c2\u7167\u306e\u30e1\u30f3\u30d0\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u969b\u306b\u306f\u3001if\u306a\u3069\u3067\u305d\u306e\u53c2\u7167\u304cnull\u3067\u306a\u3044\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u305f\u72b6\u6cc1\u3067\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u8a00\u8a9e\u7d44\u307f\u8fbc\u307f\u3067null\u306b\u95a2\u3059\u308b\u6271\u3044\u3092\u53b3\u3057\u304f\u3059\u308b\u3053\u3068\u3067\u3001Java\u3067\u983b\u7e41\u306b\u767a\u751f\u3057\u3066\u3044\u305fnull\u306b\u95a2\u3059\u308b\u30a8\u30e9\u30fc\u3092Kotlin\u3067\u306f\u8d77\u3053\u308a\u306b\u304f\u304f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"title4\">3. Java\u306e\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306b\u76f8\u4e57\u308a\u3067\u304d\u308b<\/h3>\n<p>Kotlin\u306f2010\u5e74\u4ee3\u306b\u751f\u307e\u308c\u305f\u3068\u3066\u3082\u65b0\u3057\u3044\u8a00\u8a9e\u3067\u3059\u3002\u65b0\u3057\u3044\u8a00\u8a9e\u306f\u4e00\u822c\u306b\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u304c\u91b8\u6210\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u3067\u3059\u304c\u3001Kotlin\u306fJava\u306e\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306b\u76f8\u4e57\u308a\u3067\u304d\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306e\u30a2\u30c9\u30d0\u30f3\u30c6\u30fc\u30b8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Java\u3067\u66f8\u304b\u308c\u305f\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306a\u3069\u306f\u3001Kotlin\u304b\u3089\u3082\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e2d\u306b\u306f\u4f7f\u3048\u306a\u3044\u3082\u306e\u3082\u3042\u308b\u3068\u306f\u3044\u3048\u3001\u5927\u62b5\u306e\u5834\u5408\u306f\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u826f\u3055\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>JVM\uff08Java\u4eee\u60f3\u30de\u30b7\u30f3\uff09\u3060\u3051\u3067\u306f\u306a\u304fAndroid\u4e0a\u3067\u3082\u52d5\u304b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u73fe\u5728\u306f\u3001Android\u306e\u4e0a\u3067Kotlin\u304c\u52d5\u304f\u3053\u3068\u304cAndroid\u306e\u958b\u767a\u5143\u3067\u3042\u308bGoogle\u306e\u304a\u58a8\u4ed8\u304d\u306b\u306a\u3063\u3066\u3044\u308b\u72b6\u6cc1\u3067\u3059\u3002\u305d\u308c\u3060\u3051\u306b\u300c\u3053\u308c\u304b\u3089<strong>Android\u3067\u958b\u767a\u3092\u884c\u3046\u306a\u3089\u3001Kotlin\u3092\u4f7f\u3046<\/strong>\u9078\u629e\u80a2\u304c\u30a2\u30ea\u3060\u308d\u3046\u300d\u3068\u3044\u3046\u6d41\u308c\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"title5\">4. iOS\u306e\u958b\u767a\u3082\u53ef\u80fd<\/h3>\n<p>\u73fe\u5728\u3067\u306fJava\u306e\u4ee3\u308f\u308a\u3068\u3057\u3066\u3060\u3051\u3067\u306f\u306a\u3044\u3068\u3044\u3048\u308b\u307b\u3069\u6d3b\u7528\u7bc4\u56f2\u304c\u62e1\u304c\u3063\u3066\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070 <strong>iOS \u306e\u30a2\u30d7\u30ea\u3092\u4f5c\u308b<\/strong>\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067 <strong>JavaScript \u306e\u4ee3\u308f\u308a\u306b\u4f7f\u3046<\/strong>\u3053\u3068\u304c\u3067\u304d\u308b\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u6d3b\u8e8d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc--><\/p>\n<p>\u5b66\u3093\u3060\u6280\u8853\u3092\u5b9f\u52d9\u3067\u8a66\u3057\u305f\u3044\u65b9\u306f\u3001<a href=\"https:\/\/flxy.jp\/form\/expert\/input\" data-cta-group=\"G1\" data-cta-variant=\"B\" data-cta-position=\"mid\">\u5c02\u4efb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u7121\u6599\u76f8\u8ac7<\/a>\u3067\u5177\u4f53\u7684\u306a\u6848\u4ef6\u4f8b\u3092\u805e\u3051\u307e\u3059\u3002<\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc--><\/p>\n<h2 id=\"title6\">4. Kotlin\u306e\u4eca\u5f8c\u306b\u3064\u3044\u3066<\/h2>\n<p>\u73fe\u5728Kotlin\u306fVer1.3\u3067\u3001\u6b21\u306e1.4\u304c\u4e88\u544a\u3055\u308c\u3066\u3044\u308b\u72b6\u6cc1\u3067\u3059\u3002\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u5909\u308f\u308b\u3053\u3068\u306b\u3088\u308b\u8a00\u8a9e\u81ea\u4f53\u306e\u5909\u66f4\u306f\u3068\u3066\u3082\u5c0f\u3055\u3044\u3082\u306e\u306b\u306a\u3063\u3066\u3044\u3066\u3001\u8a00\u8a9e\u305d\u306e\u3082\u306e\u304c\u3082\u3046\u5b8c\u6210\u306b\u8fd1\u3065\u3044\u3066\u304d\u3066\u3044\u308b\u8868\u308c\u3068\u3082\u3044\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>Kotlin1.4\u306e\u5927\u304d\u306a\u5909\u66f4\u70b9\u306f\u3001\u66f4\u306a\u308b\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u62e1\u5145\u3068\u306a\u308b\u898b\u8fbc\u307f\u3067\u3059\u3002\u5148\u307b\u3069Kotlin\u306f\u73fe\u72b6\u3067\u3082iOS\u3067\u52d5\u304f\u3068\u8ff0\u3079\u3066\u3044\u307e\u3059\u304c\u3001\u4eca\u5f8c\u306fApple Watch\u3084Apple TV\u3067\u3082\u52d5\u304b\u305b\u308b\u3088\u3046\u306b\u306a\u308b\u306a\u3069\u3001\u3069\u3093\u3069\u3093\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u304c\u5897\u3048\u3066\u3044\u304f\u3053\u3068\u304c\u4e88\u544a\u3055\u308c\u3066\u3044\u307e\u3059\u3002Kotlin\u3092\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3067\u3001\u4eca\u5f8c\u306f\u3055\u3089\u306b\u591a\u304f\u306e\u9818\u57df\u3067\u305d\u306e\u77e5\u8b58\u306e\u6d3b\u7528\u304c\u53ef\u80fd\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305f\u30b3\u30f3\u30d1\u30a4\u30e9\u306e\u6027\u80fd\u3082\u5411\u4e0a\u3055\u308c\u308b\u3068\u3044\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u8a00\u8a9e\u306b\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u304c\u5099\u308f\u3063\u3066\u3044\u308b\u3068\u3001\u3069\u3046\u3057\u3066\u3082\u30b3\u30f3\u30d1\u30a4\u30eb\u306b\u9577\u3044\u6642\u9593\u3092\u8981\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u305d\u308c\u306b\u3064\u3044\u3066\u53ef\u80fd\u306a\u9650\u308a\u77ed\u6642\u9593\u5316\u304c\u56f3\u308c\u308b\u3088\u3046\u3001\u8ab2\u984c\u89e3\u6c7a\u306b\u5411\u3051\u52aa\u529b\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u958b\u767a\u5143\u3067\u3042\u308bJetBrains\u3082\u3001Kotlin\u306b\u306f\u975e\u5e38\u306b\u529b\u3092\u5165\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u3060\u3051\u306b\u3001\u8a00\u8a9e\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u3084\u30b3\u30fc\u30c9\u306e\u9ad8\u54c1\u8cea\u5316\u304c\u3082\u3063\u3068\u56f3\u3089\u308c\u3001\u8a00\u8a9e\u3068\u3057\u3066\u6271\u3044\u3084\u3059\u3044\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u304f\u3068\u8003\u3048\u3089\u308c\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc--><\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc--><\/p>\n<h2 id=\"title8\">5. Kotlin\u3092\u5b66\u3076\u306b\u306f\uff1f\u7fd2\u5f97\u3057\u305f\u3044\u65b9\u306e\u305f\u3081\u306b<\/h2>\n<p>Kotlin\u3092\u59cb\u3081\u308b\u306b\u3082\u3001\u3055\u307e\u3056\u307e\u306a\u59cb\u3081\u65b9\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3082\u6700\u3082\u7c21\u5358\u306a\u5b66\u3073\u65b9\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067Kotlin\u306e\u30b3\u30fc\u30c9\u3092\u7de8\u96c6\u3057\u305f\u308a\u5b9f\u884c\u3057\u305f\u308a\u3067\u304d\u308b\u74b0\u5883\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002URL\u3078\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u3067\u7c21\u5358\u306b\u305d\u306e\u753b\u9762\u3092\u958b\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u975e\u5e38\u306b\u6c17\u8efd\u306b\u5b66\u3079\u308b\u65b9\u6cd5\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u4f55\u304b\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3001\u8a2d\u5b9a\u3059\u308b\u3068\u3044\u3046\u624b\u9593\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u4ee5\u4e0b\u306b\u3001\u521d\u3081\u3066\u5b66\u3076\u65b9\u3078\u306e\u30cf\u30f3\u30ba\u30aa\u30f3\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"title9\">1. Kotlin\u306e\u30b7\u30f3\u30d7\u30eb\u306a\u30b3\u30fc\u30c9\u8a18\u8ff0\u3092\u4f53\u9a13\u3057\u3066\u307f\u3088\u3046<\/h3>\n<p>\u521d\u3081\u3066Kotlin\u3092\u5b66\u3076\u65b9\u306f\u3001\u307e\u305a <a href=\"https:\/\/try.kotlinlang.org\">https:\/\/try.kotlinlang.org<\/a> \u3078\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>Kotlin\u306e\u30b3\u30fc\u30c9\u8a18\u8ff0\u306e\u30b7\u30f3\u30d7\u30eb\u3055\u3092\u77e5\u308b\u306b\u306f\u3001\u3053\u306e\u30b5\u30a4\u30c8\u4e0a\u3067 \u201dHello, World!\u201d \u306e\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u52d5\u4f5c\u3055\u305b\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/kotlin1.png\" alt=\"\" \/><\/p>\n<p>\u4e0a\u8a18\u306e\u753b\u9762\u306e\u3068\u304a\u308a\u3001 <a href=\"https:\/\/try.kotlinlang.org\">https:\/\/try.kotlinlang.org <\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u521d\u3081\u306b \u201dHello, World!\u201d \u306e\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/kotlin2.png\" alt=\"\" \/><\/p>\n<p>\u753b\u9762\u53f3\u4e0a\u90e8\u306b\u300c&#x25b6;Run\u300d\u3068\u3044\u3046\u30dc\u30bf\u30f3\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3053\u3061\u3089\u3092\u62bc\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u5b9f\u884c\u3055\u308c\u3001\u753b\u9762\u4e0b\u90e8\u306eConsole\u30bf\u30d6\u306b\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/kotlin3.png\" alt=\"\" \/><br \/>\n<span class=\"small-10\">\u3010\u753b\u50cf\u3011Java \u306e &#8220;Hello, world!&#8221; \u30d7\u30ed\u30b0\u30e9\u30e0<\/span><\/p>\n<p>\u3061\u306a\u307f\u306bJava\u306e &#8220;Hello, world!&#8221; \u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001\u4ee5\u4e0b\u306e\u3068\u304a\u308a5\u884c\u306e\u30b3\u30fc\u30c9\u8a18\u8ff0\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/kotlin4.png\" alt=\"\" \/><\/p>\n<p>Kotlin \u306e&#8221;Hello, world!&#8221;\u30d7\u30ed\u30b0\u30e9\u30e0\u306f3\u884c\u306e\u307f\u3067\u3059\u304b\u3089\u3001 <a href=\"https:\/\/try.kotlinlang.org\">https:\/\/try.kotlinlang.org <\/a>\u306e\u5192\u982d\u3092\u8a66\u3059\u3060\u3051\u3067\u3082Kotlin\u306e\u30b3\u30fc\u30c9\u8a18\u8ff0\u306e\u7c21\u6f54\u3055\u304c\u5206\u304b\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"title10\">2. \u672c\u683c\u7684\u306b\u5b66\u3073\u305f\u3044\u5834\u5408\u306f\u3001\u5c02\u7528\u306eIDE\u3092\u6301\u3064\u3053\u3068\u304c\u304a\u52e7\u3081<\/h3>\n<p>\u3082\u3057\u672c\u683c\u7684\u306bKotlin\u3092\u5b66\u3073\u305f\u3044\u306e\u3067\u3042\u308c\u3070\u3001\u30c4\u30fc\u30eb\u3092\u5c0e\u5165\u3057\u3066\u5c02\u7528\u306e IDE\u3092\u6301\u3063\u305f\u65b9\u304c\u826f\u3044\u3067\u3057\u3087\u3046\u3002Android\u3067\u3084\u308b\u306e\u3067\u3042\u308c\u3070 AndroidStudio\u3001Android\u4ee5\u5916\u3067\u3042\u308c\u3070IntelliJ IDEA\u3092\u4f7f\u3046\u3053\u3068\u304c\u500b\u4eba\u7684\u306b\u306f\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n<p>\u7279\u306b\u3001IntelliJ IDEA \u306fKotlin\u306e\u7fd2\u5f97\u306b\u6709\u7528\u306a\u6a5f\u80fd\u3092\u591a\u304f\u5099\u3048\u3066\u3044\u308b\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002\u306a\u3093\u3068\u3044\u3063\u3066\u3082\u3001Kotlin\u306e\u958b\u767a\u5143\u3067\u3082\u3042\u308bJetBrains \u304c\u958b\u767a\u3057\u3066\u3044\u307e\u3059\u304b\u3089\u6a5f\u80fd\u9762\u3067\u306f\u7533\u3057\u5206\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070Kotlin\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u66f4\u65b0\u3055\u308c\u308c\u3070\u3001\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u5bfe\u5fdc\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3082\u5373\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3059\u3002Kotlin\u306e\u65e7\u30d0\u30fc\u30b8\u30e7\u30f3\u304b\u3089\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u81ea\u52d5\u3067\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u6a5f\u80fd\u3082\u5099\u308f\u3063\u3066\u3044\u308b\u306a\u3069\u3001Kotlin\u7fd2\u5f97\u306b\u969b\u3057\u975e\u5e38\u306b\u597d\u76f8\u6027\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n<p>Java\u306e\u30b3\u30fc\u30c9\u3092\u305d\u306e\u307e\u307eKotlin\u306e\u30bd\u30fc\u30b9\u306b\u30b3\u30d4\u30fc\uff06\u30da\u30fc\u30b9\u30c8\u3059\u308c\u3070\u3001Kotlin\u306e\u30b3\u30fc\u30c9\u306b\u81ea\u52d5\u5909\u63db\u3057\u3066\u304f\u308c\u308b\u6a5f\u80fd\u3082IntelliJ IDEA\u306b\u306f\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u3042\u3068\u3067\u4fee\u6b63\u304c\u5fc5\u8981\u306a\u7b87\u6240\u3082\u591a\u5c11\u306f\u767a\u751f\u3057\u307e\u3059\u306e\u3067\u904e\u4fe1\u306f\u7981\u7269\u3067\u3059\u304c\u3001\u305d\u308c\u304c\u3067\u304d\u308b\u3060\u3051\u3067\u3082\u76f8\u5f53\u306b\u4fbf\u5229\u3060\u3068\u611f\u3058\u3089\u308c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<p>\u307e\u305fIntelliJ IDEA\u306f\u3001\u300cKotlin\u3089\u3057\u3044\u30b3\u30fc\u30c9\u306e\u66f8\u304d\u65b9\u300d\u3092\u968f\u6642\u63d0\u6848\u3057\u3066\u304f\u308c\u308b\u6a5f\u80fd\u3082\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u8868\u793a\u3055\u308c\u308b\u30ac\u30a4\u30c0\u30f3\u30b9\u306b\u5247\u3063\u3066\u30b3\u30fc\u30c9\u306e\u4fee\u6b63\u3092\u884c\u3044\u306a\u304c\u3089\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u306e\u65b9\u6cd5\u3092\u7fd2\u5f97\u3057\u3066\u3044\u3051\u308b\u305f\u3081\u3001\u7279\u6bb5\u96e3\u3057\u3055\u3082\u611f\u3058\u306b\u304f\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>Java\u304b\u3089Kotlin\u3078\u306e\u79fb\u884c\u3092\u56f3\u3063\u3066\u3044\u3066\u3001\u3067\u304d\u308b\u3060\u3051\u65e9\u304fKotlin\u306b\u6163\u308c\u305f\u3044\u3068\u3044\u3046\u65b9\u306b\u306f\u3001\u305c\u3072IntelliJ IDEA\u306e\u6d3b\u7528\u3092\u304a\u3059\u3059\u3081\u3057\u305f\u3044\u3067\u3059\u3002<\/p>\n<h3 id=\"title11\">3. \u30cf\u30f3\u30ba\u30aa\u30f3\u306e\u30a8\u30af\u30b5\u30b5\u30a4\u30ba\u3001\u304a\u52e7\u3081\u306e\u30b5\u30a4\u30c8<\/h3>\n<p>\u30fc\u3000Kotlin Koans<br \/>\n\u201cKotlin Koans\u201d\u3068\u3044\u3046\u3001Kotlin\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u6f14\u7fd2\uff08\u7df4\u7fd2\u554f\u984c\uff09\u3092\u96c6\u3081\u305f\u516c\u5f0f\u30a8\u30af\u30b5\u30b5\u30a4\u30ba\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30fc\u3000JetBrains<br \/>\n\u5148\u307b\u3069\u3001<a href=\"https:\/\/try.kotlinlang.org\">JetBrains<\/a>\u3082\u3001\u521d\u6b69\u304b\u3089\u9806\u3092\u8ffd\u3063\u3066\u5b66\u7fd2\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u8a0850\u500b\u307b\u3069\u3042\u308b\u554f\u984c\u3092\u3059\u3079\u3066\u3053\u306a\u305b\u308b\u9803\u306b\u306f\u3001\u304b\u306a\u308aKotlin\u306b\u95a2\u3057\u3066\u8a73\u3057\u304f\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"title12\">6. Kotlin\u30e6\u30fc\u30b6\u306e\u305f\u3081\u306e\u30a4\u30d9\u30f3\u30c8<\/h2>\n<h3>\u5b9a\u671f\u7684\u306b\u958b\u50ac\u3057\u3066\u3044\u308b\u30a4\u30d9\u30f3\u30c8\u306b\u3064\u3044\u3066<\/h3>\n<p><b>1. \u300c\u65e5\u672cKotlin\u30e6\u30fc\u30b6\u30b0\u30eb\u30fc\u30d7\u300d<\/b><br \/>\nKotlin\u30e6\u30fc\u30b6\u306e\u305f\u3081\u306b\u5b9a\u671f\u7684\u306a\u30a4\u30d9\u30f3\u30c8\u3092\u958b\u50ac\u3057\u3066\u3044\u307e\u3059\u3002\u300c\u65e5\u672cKotlin\u30e6\u30fc\u30b6\u30b0\u30eb\u30fc\u30d7\u300d\u306f\u65e5\u672c\u6700\u5927\u306eKotlin\u306b\u95a2\u3059\u308b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3067\u3001\u73fe\u57281,464\u540d\u306e\u53c2\u52a0\u30e6\u30fc\u30b6\u304c\u3044\u307e\u3059\u3002<\/p>\n<p>\u65e5\u672cKotlin\u30e6\u30fc\u30b6\u30b0\u30eb\u30fc\u30d7\u306f\u300cKotlinFest\u300d\u3068\u3044\u3046\u30a4\u30d9\u30f3\u30c8\u3092\u4e3b\u50ac\u3057\u3066\u3044\u307e\u3059\u3002Kotlin\u3060\u3051\u306b\u7d5e\u3063\u305f\u30c6\u30fc\u30de\u3092\u8a2d\u3051\u30011\u65e5\u304b\u3051\u306615\u500b\u3050\u3089\u3044\u306e\u8b1b\u6f14\u3092\u884c\u3046\u3088\u3046\u306a\u5185\u5bb9\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u65e5\u672cKotlin\u30e6\u30fc\u30b6\u30b0\u30eb\u30fc\u30d7: <a href=\"https:\/\/kotlin.connpass.com\/\">https:\/\/kotlin.connpass.com\/<\/a><\/p>\n<p><b>2. \u300cKEEP\u300d<\/b><br \/>\nGitHub\u4e0a\u306b\u306f\u300cKEEP\u300d\u3068\u3044\u3046\u4e16\u754c\u898f\u6a21\u306eKotlin\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><b>3. Kotlin\u516c\u5f0f\u306b\u3088\u308b\u300cKotlinConf\u300d<\/b><br \/>\nKotlin\u516c\u5f0f\u306b\u3088\u308b\u300cKotlinConf\u300d\u3068\u3044\u3046\u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u306e\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9\u3082\u6bce\u5e74\u958b\u50ac\u3055\u308c\u3066\u3044\u307e\u3059\u3002KotlinConf\u306b\u5b9f\u969b\u306b\u53c2\u52a0\u3059\u308b\u3053\u3068\u306f\u96e3\u3057\u304f\u3066\u3082\u3001\u30e9\u30a4\u30d6\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u304c\u884c\u308f\u308c\u308b\u305f\u3081\u3069\u3053\u306b\u3044\u3066\u3082\u30aa\u30f3\u30e9\u30a4\u30f3\u53c2\u52a0\u304c\u53ef\u80fd\u3067\u3059\u3002\u3054\u81ea\u8eab\u3067\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u5b66\u3076\u3053\u3068\u306b\u52a0\u3048\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306b\u7a4d\u6975\u53c2\u52a0\u3057\u3066\u60c5\u5831\u3092\u8ffd\u3063\u3066\u884c\u3051\u3070\u3001\u3055\u3089\u306bKotlin\u3092\u697d\u3057\u307f\u306a\u304c\u3089\u7fd2\u5f97\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n<span class=\"small-10\">\u203b\u4eca\u5e74\u306e\u958b\u50ac\u306f\u30b3\u30ed\u30ca\u30a6\u30a4\u30eb\u30b9\u306e\u305f\u3081\u4e2d\u6b62\u3068\u3044\u3046\u30a2\u30ca\u30a6\u30f3\u30b9\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/span><\/p>\n<p>Kotlin\u3092\u59cb\u3081\u3066\u307f\u305f\u3044\u3068\u304a\u8003\u3048\u306e\u65b9\u306a\u3089\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306b\u53c2\u52a0\u3059\u308b\u3053\u3068\u3067\u3088\u308aKotlin\u3092\u6df1\u304f\u7406\u89e3\u3067\u304d\u307e\u3059\u3057\u3001\u9762\u767d\u3055\u3082\u611f\u3058\u3089\u308c\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc--><\/p>\n<p><!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc--><\/p>\n<h2 id=\"title13\">\u6700\u5f8c\u306b<\/h2>\n<p>Kotlin\u306b\u89e6\u3063\u3066\u3044\u3066\u304a\u60a9\u307f\u304c\u51fa\u3066\u304d\u305f\u3068\u304d\u306b\u306f\u3001Kotlin\u306e\u516c\u5f0f\u30b5\u30a4\u30c8\u3092\u307e\u3081\u306b\u3054\u89a7\u306b\u306a\u308b\u3053\u3068\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u516c\u5f0f\u3060\u3051\u306b\u306a\u3093\u3068\u3044\u3063\u3066\u3082\u60c5\u5831\u306e\u30ea\u30ea\u30fc\u30b9\u304c\u901f\u3044\u3067\u3059\u3057\u3001\u8a00\u8a9e\u306e\u89e3\u8aac\u3084\u6587\u6cd5\u306e\u89e3\u8aac\u306e\u307f\u306a\u3089\u305a\u3001\u65b0\u305f\u306a\u6a5f\u80fd\u304c\u5165\u3063\u305f\u80cc\u666f\u306a\u3069\u3082\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u516c\u5f0f\u30b5\u30a4\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u5185\u5bb9\u304c\u6700\u3082\u7406\u89e3\u3057\u3084\u3059\u3044\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\u4ee5\u5916\u3067\u306f\u3001\u624b\u524d\u5473\u564c\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u79c1\u306e\u8457\u66f8<a href=\"https:\/\/www.amazon.co.jp\/%E9%95%B7%E6%BE%A4%E5%A4%AA%E9%83%8E\/e\/B0784SFSSH\/ref=dp_byline_cont_ebooks_1\">\u300eKotlin\u30b9\u30bf\u30fc\u30c8\u30d6\u30c3\u30af\u300f<\/a>\u3082\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u73fe\u5728\u3067\u3059\u3068\u82e5\u5e72\u60c5\u5831\u304c\u53e4\u304f\u306a\u3063\u3066\u3044\u308b\u90e8\u5206\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u5b66\u7fd2\u306b\u4f7f\u3048\u308b\u7b87\u6240\u306f\u307e\u3060\u307e\u3060\u8c4a\u5bcc\u306b\u3042\u308b\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"outline_box\"><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/IMG_0010.jpg\" alt=\"\" \/><br \/>\n\u9577\u6fa4 \u592a\u90ce<br 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