{"id":3125,"date":"2018-01-26T12:28:17","date_gmt":"2018-01-26T03:28:17","guid":{"rendered":"http:\/\/www.ois-yokohama.co.jp\/oisblog\/?p=3125"},"modified":"2019-05-16T18:12:22","modified_gmt":"2019-05-16T09:12:22","slug":"kotlin%e3%81%ab%e3%82%88%e3%82%8bandroid%e3%82%a2%e3%83%97%e3%83%aa%e9%96%8b%e7%99%ba","status":"publish","type":"post","link":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/archives\/3125","title":{"rendered":"Kotlin\u306b\u3088\u308bAndroid\u30a2\u30d7\u30ea\u958b\u767a"},"content":{"rendered":"
\"\"<\/div>\n

\u3010Kotlin\u3092\u4f7f\u3063\u3066\u307f\u308b\u3011<\/h3>\n

Android\u30a2\u30d7\u30ea\u306e\u958b\u767a\u8a00\u8a9e\u3068\u3057\u3066\u65b0\u305f\u306bKotiln<\/strong>\u304c\u6b63\u5f0f\u306b\u63a1\u7528\u3055\u308c\u3001\u300cAndroid Studio 3.0\u300d\u306bKotlin\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002
\n\u4eca\u56de\u306f\u958b\u767a\u74b0\u5883\uff5e\u30b5\u30f3\u30d7\u30eb\u30a2\u30d7\u30ea\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068Kotlin\u306e\u7279\u5fb4\u7b49\u306b\u3064\u3044\u3066\u8ff0\u3079\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u3010Kotlin\u306e\u74b0\u5883\u69cb\u7bc9\u3011<\/h3>\n

\u30fb\u7528\u610f\u3059\u308b\u7269<\/p>\n

Android Studio 3.0\u4ee5\u4e0a
\nAndroid\u7aef\u672b(\u203b\u4eca\u56de\u306fAndroid 7.0\u3092\u4f7f\u7528)<\/p>\n

1.\u00a0\u4ee5\u4e0b\u306e\u516c\u5f0f\u30da\u30fc\u30b8\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806\u901a\u308a\u306bAndroid Studio\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n

\u300chttps:\/\/developer.android.com\/studio\/install.html<\/a>\u300d<\/p>\n

2.\u00a0\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/p>\n

(1)[Start a new Android Studio Project]\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n

\"1\"<\/a><\/p>\n

3. [Install Kotlin support]\u306b\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c [Next]\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n

\"2\"<\/a><\/p>\n

[Next]\u2192[Next]\u2192[Finish]\u304b\u3089\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n

\"3\"<\/a><\/p>\n

 <\/p>\n

\u3010\u30a2\u30d7\u30ea\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3011<\/h3>\n

1.Android\u7aef\u672b\u4e0a\u3067[\u8a2d\u5b9a]->[\u7aef\u672b\u60c5\u5831]->[\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u60c5\u5831] -> [\u30d3\u30eb\u30c9\u756a\u53f7]\u30927\u56de\u30bf\u30c3\u30d7\u3057\u3001[\u958b\u767a\u8005\u30aa\u30d7\u30b7\u30e7\u30f3]\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002<\/p>\n

[\u8a2d\u5b9a]-> [\u958b\u767a\u8005\u30aa\u30d7\u30b7\u30e7\u30f3]-> [USB\u30c7\u30d0\u30c3\u30b0]\u3092ON\u306b\u3057\u3066PC\u306b\u3064\u306a\u304e\u307e\u3059\u3002<\/p>\n

\"4\"<\/a><\/p>\n

PC\u306b\u7e4b\u304e[USB\u30c7\u30d0\u30c3\u30b0\u3092\u8a31\u53ef\u3057\u307e\u3059\u304b\uff1f]\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u3067[OK]\u3092\u30bf\u30c3\u30d7\u3057\u307e\u3059\u3002<\/p>\n

\"5\"<\/a>
\n2.Android Studio\u3067\u7dd1\u306e\u4e09\u89d2\u30dc\u30bf\u30f3\u304b\u3089\u7e4b\u3044\u3060\u7aef\u672b\u3092\u9078\u629e\u3057\u3001[OK]\u3092\u62bc\u3059\u3053\u3068\u3067\u30a2\u30d7\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002
\n\"6\"<\/a><\/p>\n

\u3010Kotlin\u306e\u30b3\u30fc\u30c9\u306e\u7279\u5fb4\u3011<\/h3>\n

\u30fbJava\u3068\u306e\u5927\u307e\u304b\u306a\u9055\u3044<\/strong>
\n\"7\"<\/a>
\n\u30fbNull Safety\u306a\u8a00\u8a9e\u4ed5\u69d8<\/strong><\/p>\n

null\u3092\u6301\u3064\u5909\u6570\u304b\u3069\u3046\u304b\u3092\u533a\u5225\u3067\u304d\u307e\u3059\u3002null\u3092\u8a31\u53ef\u3059\u308b\u5834\u5408\u306f\u578b\u306e\u76f4\u5f8c\u306b\uff1f\u3092\u4ed8\u3051\u3066\u5ba3\u8a00\u3057\u307e\u3059\u3002 \uff1f\u304c\u4ed8\u3044\u3066\u306a\u304f\u3001null\u304c\u4ee3\u5165\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u3068\u306a\u308a\u3001NullPointerException\u3092\u56de\u907f\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\"8\"<\/p>\n

\u3010java\u304b\u3089Kotlin\u3078\u306e\u30b3\u30fc\u30c9\u306e\u5909\u63db\u3011<\/h3>\n

Java\u3068\u306f\u4e92\u63db\u6027\u304c\u3042\u308a\u3001[code]\u304b\u3089[Convert Java File to Kotlin File]\u3067Java\u306e\u30b3\u30fc\u30c9\u3092Kotlin\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\"9\"<\/a><\/p>\n

\u3010\u307e\u3068\u3081\u3011<\/h3>\n

\u4eca\u5f8cJava\u3067\u306f\u306a\u304f\u6b63\u5f0f\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u305fKotlin\u3092\u4f7f\u7528\u3057\u3066Android\u30a2\u30d7\u30ea\u958b\u767a\u3092\u884c\u3046\u6a5f\u4f1a\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u306e\u3067\u8208\u5473\u306e\u3042\u308b\u65b9\u306f\u4e00\u5ea6\u8a66\u3057\u3066\u307f\u308b\u306e\u304c\u826f\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n

\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3000http:\/\/www.ois-yokohama.co.jp<\/span><\/a><\/p>\n

facebook\u3000\u3000\u3000https:\/\/www.facebook.com\/orientalinformationservice\/<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010Kotlin\u3092\u4f7f\u3063\u3066\u307f\u308b\u3011 Android\u30a2\u30d7\u30ea\u306e\u958b\u767a\u8a00\u8a9e\u3068\u3057\u3066\u65b0\u305f\u306bKotiln\u304c\u6b63\u5f0f\u306b\u63a1\u7528\u3055\u308c\u3001\u300cAndroid Studio 3.0\u300d\u306bKotlin\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002 \u4eca\u56de\u306f\u958b\u767a\u74b0\u5883\uff5e\u30b5\u30f3\u30d7\u30eb\u30a2\u30d7 […]<\/p>\n","protected":false},"author":1,"featured_media":5756,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"vkexunit_cta_each_option":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-3125","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-engineer"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/posts\/3125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/comments?post=3125"}],"version-history":[{"count":2,"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/posts\/3125\/revisions"}],"predecessor-version":[{"id":6018,"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/posts\/3125\/revisions\/6018"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/media\/5756"}],"wp:attachment":[{"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/media?parent=3125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/categories?post=3125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ois-yokohama.co.jp\/oisblog2018\/wp-json\/wp\/v2\/tags?post=3125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}