{"id":3020,"date":"2017-05-31T10:00:58","date_gmt":"2017-05-31T01:00:58","guid":{"rendered":"https:\/\/www.sria.co.jp\/blog\/?p=3020"},"modified":"2017-05-31T14:23:11","modified_gmt":"2017-05-31T05:23:11","slug":"javascript","status":"publish","type":"post","link":"https:\/\/www.sria.co.jp\/blog\/2017\/05\/javascript\/","title":{"rendered":"\u7b2c2\u56de\u3000\u30a8\u30c7\u30a3\u30bf\u30fc\u304c\u5b66\u3076\u521d\u3081\u3066\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\uff08JavaScript\u7de8\uff09"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\u3001SRIA\u306e\u30a8\u30c7\u30a3\u30bf\u30fc\u308f\u304b\u3084\u306a\u304e\u3067\u3059\u3002<br \/>\n<a href=\"https:\/\/www.sria.co.jp\/blog\/2017\/05\/scratch\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u5148\u65e5<\/a>\u3088\u308a\u59cb\u307e\u308a\u307e\u3057\u305f\u3001\u300e\u30a8\u30c7\u30a3\u30bf\u30fc\u304c\u5b66\u3076\u521d\u3081\u3066\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u300f\u3002<br \/>\n\u958b\u767a\u3084\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3068\u306f\u7121\u7e01\u3060\u3063\u305f\u79c1\u30fb\u308f\u304b\u3084\u306a\u304e\u304c\u3001\u5b9f\u969b\u306b\u3084\u3063\u305f\u3053\u3068\u3084\u6c17\u4ed8\u3044\u305f\u3053\u3068\u3092\u66f8\u304d\u6b8b\u3057\u3066\u3044\u304f\u30d6\u30ed\u30b0\u3067\u3059\u3002\u4eca\u56de\u306f2\u56de\u76ee\uff01\uff01<\/p>\n<p><a href=\"https:\/\/www.sria.co.jp\/blog\/2017\/05\/scratch\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u7b2c1\u56de<\/a>\u306fScratch\u3092\u4f7f\u3044\u3001\u30d6\u30ed\u30c3\u30af\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u7c21\u5358\u306a\u30b2\u30fc\u30e0\u3092\u4f5c\u308a\u307e\u3057\u305f\u3002<br \/>\n\u76f4\u63a5\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305a\u306b\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u7d44\u307f\u7acb\u3066\u65b9\u3084\u69cb\u9020\u3092\u7406\u89e3\u3057\u3066\u3044\u304f\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<p>\u7b2c2\u56de\u306fJavaScript\u3002\u8ab2\u984c\u306f\u3001\u524d\u56de\u306e\u6c17\u3065\u304d\u3084\u77e5\u8b58\u3092\u8e0f\u307e\u3048\u3001JavaScript\u3092\u4f7f\u3063\u305f\u52d5\u304d\u306e\u3042\u308b\u7c21\u5358\u306a\u30b2\u30fc\u30e0\u3092\u4f5c\u308b\u3053\u3068\u3067\u3059\u3002<br \/>\n\u4eca\u56de\u306f\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u3067\u3001JavaScript\u3092\u76f4\u63a5\u66f8\u3044\u3066\u3044\u304d\u307e\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u524d\u56de\u306eScratch\u3067\u306f\u5168\u304f\u30b3\u30fc\u30c9\u306b\u89e6\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u3001<\/p>\n<ul>\n<li>\u524d\u56deScratch\u3067\u4f5c\u3063\u305f\u30b2\u30fc\u30e0\u306e\u4e00\u90e8\u3092\u3001JavaScript\u3067\u518d\u73fe\u3059\u308b<\/li>\n<li>\u305d\u308c\u3092\u8e0f\u307e\u3048\u3066\u3001\u52d5\u304d\u306e\u3042\u308b\u30b2\u30fc\u30e0\uff1d\u30b9\u30ed\u30c3\u30c8\u30b2\u30fc\u30e0\u3092\u4f5c\u308b<\/li>\n<\/ul>\n<p>\u3068\u3044\u3046\u4e8c\u6bb5\u968e\u3067\u9032\u3081\u3066\u3044\u304f\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002\u4eca\u56de\u306e\u30d6\u30ed\u30b0\u3067\u306f\u3001\u305d\u306e\u4e2d\u306e\u30b9\u30ed\u30c3\u30c8\u30b2\u30fc\u30e0\u3092\u4f5c\u3063\u305f\u6642\u306e\u624b\u9806\u3084\u8003\u3048\u65b9\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305a\u3001\u30b9\u30ed\u30c3\u30c8\u30b2\u30fc\u30e0\u3068\u3057\u3066\u6210\u7acb\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u6761\u4ef6\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u753b\u9762\u4e0a\u306b\u3001\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u308b\u5834\u6240\u30fb\u30b9\u30bf\u30fc\u30c8\u30dc\u30bf\u30f3\u30fb\u30b9\u30c8\u30c3\u30d7\u30dc\u30bf\u30f3\u306e3\u3064\u304c\u3042\u308b<\/li>\n<li>\u30b9\u30bf\u30fc\u30c8\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u3001\u753b\u50cf\u304c\u5207\u308a\u66ff\u308f\u308b<\/li>\n<li>\u30b9\u30c8\u30c3\u30d7\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u3001\u753b\u50cf\u306e\u5207\u308a\u66ff\u308f\u308a\u304c\u6b62\u307e\u308b<\/li>\n<li>\u7d75\u67c4\u304c\u63c3\u3046\u3068\u3001\u3042\u305f\u308a\u8868\u793a\u304c\u51fa\u308b<\/li>\n<\/ol>\n<p>\u3053\u306e4\u3064\u3092\u3001\u3055\u3089\u306b\u7d30\u304b\u304f\u3057\u3064\u3064\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4f5c\u696d\u3092\u9032\u3081\u307e\u3057\u305f\u3002<\/p>\n<h2>\u4e0b\u6e96\u5099<\/h2>\n<p>\u30b9\u30ed\u30c3\u30c8\u30b2\u30fc\u30e0\u306e\u7d75\u67c4\u3068\u3057\u3066\u30013\u679a\u306e\u753b\u50cf\u3092\u7528\u610f\u3002\u305d\u308c\u305e\u308c\u30011\u301c3.png\u3068\u3044\u3046\u540d\u524d\u3067\u3001img\u30d5\u30a9\u30eb\u30c0\u3078\u4fdd\u5b58\u3002<br \/>\n\u4e00\u822c\u7684\u306a\u30b9\u30ed\u30c3\u30c8\u30b2\u30fc\u30e0\u306e\u7d75\u67c4\u306f7\u679a\u3060\u305d\u3046\u3067\u3059\u304c\u3001\u4eca\u56de\u306f\u5f53\u305f\u308a\u78ba\u7387\u3092\u3042\u3052\u308b\u305f\u3081\u306b\u7d75\u67c4\u3092\u5c11\u306a\u304f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3044\u304f<\/h2>\n<p>\u30b9\u30ed\u30c3\u30c8\u306e\u753b\u50cf\u8868\u793a\u7528HTML\u306e\u629c\u7c8b<\/p>\n<pre class=\"lang:default decode:true \">&lt;img src=\"img\/1.png\" id=\"slot1\" \/&gt;\r\n&lt;img src=\"img\/1.png\" id=\"slot2\" \/&gt;\r\n&lt;img src=\"img\/1.png\" id=\"slot3\" \/&gt;<\/pre>\n<p>\u753b\u50cf\u3092\u8868\u793a\u3055\u305b\u308b\u7bb1\u3092\u7528\u610f\u3002\u4eca\u56de\u306f3\u3064\u306e\u753b\u50cf\u3092\u63c3\u3048\u308b\u30b2\u30fc\u30e0\u306b\u3057\u305f\u304b\u3063\u305f\u306e\u3067\u3001slot1\u301c3\u307e\u3067\u7528\u610f\u3002<\/p>\n<p>\u30b9\u30ed\u30c3\u30c8\u753b\u50cf\u3092\u52d5\u304b\u3059JavaScript\u306f\u3053\u3061\u3089<\/p>\n<pre class=\"lang:js decode:true \" title=\"\u753b\u50cf\u306e\u30e9\u30f3\u30c0\u30e0\u8868\u793a\"> \r\n\r\nvar timerID, picture1, picture2, picture3;\r\n\r\nfunction start_slot() {\r\n  picture1 = Math.floor(Math.random() * 3 + 1);\r\n  picture2 = Math.floor(Math.random() * 3 + 1);\r\n  picture3 = Math.floor(Math.random() * 3 + 1);\r\n\r\n  document.getElementById('slot1').src = \"img\/\" + picture1 + \".png\";\r\n  document.getElementById('slot2').src = \"img\/\" + picture2 + \".png\";\r\n  document.getElementById('slot3').src = \"img\/\" + picture3 + \".png\";\r\n\r\n  timerID = setTimeout(start_slot, 80);\r\n}\r\n<\/pre>\n<p>\u3053\u3053\u306f\u81ea\u5206\u3067\u3082\u7406\u89e3\u3057\u306b\u304f\u304b\u3063\u305f\u306e\u3067\u3001\u4ed5\u7d44\u307f\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>picture1\u301c3\uff1a\u4e71\u6570\uff08\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5b57\uff09\u3092\u751f\u6210\u3059\u308bMath.random\u3068\u3001\u5c0f\u6570\u70b9\u4ee5\u4e0b\u3092\u5207\u308a\u6368\u3066\u308bMath.floor\u306e\u95a2\u6570\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n1\u3064\u306e\u4e71\u6570\u3092\u4f7f\u3044\u56de\u3059\u3068\u3001\u8868\u793a\u3055\u308c\u308b3\u3064\u306e\u753b\u50cf\u304c\u3069\u308c\u3082\u540c\u3058\u753b\u50cf\u306b\u5207\u308a\u66ff\u308f\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u7bb1\u306e\u6570\u3060\u30513\u3064\u4e71\u6570\u3092\u7528\u610f\u3002<\/p>\n<p>document.getElementById\u301c\uff1a\u751f\u6210\u3055\u308c\u305f\u4e71\u6570\u3092\u4f7f\u3063\u3066\u3001\u7bb1\u306b\u753b\u50cf\u3092\u8868\u793a\u3055\u305b\u308b\u7b87\u6240\u3002<\/p>\n<p>timerID\uff1a\u4e0a\u304b\u3089\u9806\u756a\u306b\u51e6\u7406\u304c\u7d42\u308f\u3063\u305f\u3089\u3001\u6307\u5b9a\u3057\u305f\u6642\u9593\uff08\u4eca\u56de\u306f100=0.1\u79d2\uff09\u9593\u9694\u3067\u3001\u5148\u982d\u306b\u623b\u3063\u3066\u540c\u3058\u51e6\u7406\u3092\u3055\u305b\u308b\u3002<br \/>\n\u4eca\u56de\u306f\u3001\u4e71\u6570\u30923\u3064\u4f5c\u3063\u3066\u3001slot1~3\u306b\u753b\u50cf\u3092\u8868\u793a\u3055\u305b\u308b\u3001\u3068\u3044\u3046\u52d5\u4f5c\u3092\u30010.1\u79d2\u3054\u3068\u306b\u6b62\u3081\u308b\u307e\u3067\u7e70\u308a\u8fd4\u3057\u3066\u306d\uff01\u3068\u3044\u3046\u5185\u5bb9\u304c\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u9593\u9694\u306e\u5358\u4f4d\u306f\u3001\u79d2\u3001\u3067\u306f\u306a\u304f\u3066\u3001\u30df\u30ea\u79d2\u30021000\u30df\u30ea\u79d2\uff1d1\u79d2\u306a\u306e\u3067\u3001100\u3068\u6307\u5b9a\u3059\u308c\u30700.1\u79d2\u300150\u3068\u6307\u5b9a\u3059\u308c\u30700.05\u79d2\u3002<br \/>\n\u30b9\u30ed\u30c3\u30c8\u30b2\u30fc\u30e0\u306e\u52d5\u4f5c\u30b9\u30d4\u30fc\u30c9\u306f\u3001\u3053\u3053\u3067\u8abf\u7bc0\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" title=\"\u30b9\u30ed\u30c3\u30c8\u3092\u6b62\u3081\u308b+\u3042\u305f\u308a\u5224\u5b9a\">function stop_slot() {\r\n  clearTimeout(timerID);\r\n  if (picture1 ===\u3000picture2\u3000\uff06\uff06\u3000picture2 === picture3) {\r\n    window.open(\"ooatari.html\");\r\n  }\r\n }<\/pre>\n<p>\u30b9\u30ed\u30c3\u30c8\u306e\u52d5\u304d\u3092\u6b62\u3081\u307e\u3059\u3002<br \/>\n\u6b62\u3081\u305f\u6642\u306b\u3001picture1\u30682\u30683\u304c\u540c\u4e00\u3060\u3063\u305f\u3089\u3001\u3064\u307e\u308a\u3001\u751f\u6210\u3055\u308c\u305f\u4e71\u6570\u304c\u540c\u3058\uff1d\u8868\u793a\u3055\u308c\u308b\u753b\u50cf\u304c3\u679a\u3068\u3082\u540c\u3058\u3060\u3063\u305f\u3089\u3001\u305d\u306e\u6642\u306f\u3001\u5225\u306e\u753b\u9762\u3067\u3042\u305f\u308a\u753b\u9762\u3092\u958b\u304f\u3002\u305d\u3046\u3067\u306a\u3044\u6642\u306f\u4f55\u3082\u52d5\u4f5c\u3057\u306a\u3044\u3001\u3068\u3044\u3046\u51e6\u7406\u3067\u3059\u3002<\/p>\n<h2>\u3064\u3044\u306b\u5b8c\u6210\u30fb\u30fb\u30fb<\/h2>\n<p>\u4ee5\u4e0a\u3092\u8e0f\u307e\u3048\u3066\u3067\u304d\u3042\u304c\u3063\u305f\u306e\u304c\u3001\u3053\u306e\u30b9\u30ed\u30c3\u30c8\u3067\u3059\uff01\uff01\u3067\u304d\u305f\u30fc\uff01\uff01<\/p>\n<div id=\"attachment_3010\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.sria.co.jp\/blog\/wp-content\/uploads\/2017\/04\/919d3775872f57bdcf2507e334e232ea.png\"><img aria-describedby=\"caption-attachment-3010\" loading=\"lazy\" class=\"size-medium wp-image-3010\" src=\"https:\/\/www.sria.co.jp\/blog\/wp-content\/uploads\/2017\/04\/919d3775872f57bdcf2507e334e232ea-300x177.png\" alt=\"\" width=\"300\" height=\"177\" srcset=\"https:\/\/www.sria.co.jp\/blog\/wp-content\/uploads\/2017\/04\/919d3775872f57bdcf2507e334e232ea-300x177.png 300w, https:\/\/www.sria.co.jp\/blog\/wp-content\/uploads\/2017\/04\/919d3775872f57bdcf2507e334e232ea-768x453.png 768w, https:\/\/www.sria.co.jp\/blog\/wp-content\/uploads\/2017\/04\/919d3775872f57bdcf2507e334e232ea.png 848w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-3010\" 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