{"id":52,"date":"2014-01-29T00:00:00","date_gmt":"2014-01-28T15:00:00","guid":{"rendered":"http:\/\/taitan916.info\/blog\/?p=52"},"modified":"2024-05-22T19:13:06","modified_gmt":"2024-05-22T10:13:06","slug":"post-52","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/52","title":{"rendered":"JavaScript\u3067\u7279\u5b9a\u306e\u7bc4\u56f2\u5185\u304b\u3089\u6570\u5024\u304c\u88ab\u3089\u305a\u306b\u30e9\u30f3\u30c0\u30e0\u306b\u53d6\u308a\u51fa\u3059\u65b9\u6cd5"},"content":{"rendered":"<p>1\u4f4d\u304b\u308920\u4f4d\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u5185\u3067JavaScript\u3092\u7528\u3044\u3066\u30e9\u30f3\u30c0\u30e0\u306b\u8868\u793a\u3055\u305b\u305f\u304b\u3063\u305f\u3002\u3064\u307e\u308a\u7279\u5b9a\u306e\u7bc4\u56f2\u5185\u304b\u3089\u6570\u5024\u304c\u88ab\u3089\u305a\u306b\u30e9\u30f3\u30c0\u30e0\u306b\u53d6\u308a\u51fa\u3057\u305f\u3044\u3002\u4ee5\u4e0b\u306b\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u30e1\u30e2\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h2>\n<p>&nbsp;<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">const array = [];\r\nconst limit = 5;\r\nfor( let i = 0; i &lt; limit; i++ ){ \/\/0\uff5elimit\u307e\u3067\u306e\u6574\u6570\u3092\u9806\u756a\u306b\u914d\u5217\u306b\u683c\u7d0d\r\n    array[i] = i + 1;\r\n}\r\n\r\nconst shuffle_array = []; \/\/\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u3092\u5165\u308c\u308b\u914d\u5217\u306e\u5ba3\u8a00\r\nlet random_key; \/\/\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u3092\u5165\u308c\u308b\u5909\u6570\u306e\u5ba3\u8a00\r\n\r\nfor( let i = 0; i &lt; limit; i++ ){ \/\/ 0\uff5elimit\u307e\u3067\u30eb\u30fc\u30d7\r\n    random_key = Math.floor(Math.random()*array.length); \/\/\u5909\u6570\u306b\u6307\u5b9a\u3057\u305f\u7bc4\u56f2(1-20)\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6574\u6570\u5024\u3092\u5165\u308c\u308b\r\n    shuffle_array[i] = array[random_key]; \/\/\u914d\u5217\u3078\u6307\u5b9a\u3057\u305f\u7bc4\u56f2(1-20)\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6574\u6570\u5024\u3092\u5165\u308c\u308b\r\n    array.splice(random_key, 1); \/\/\u9806\u756a\u306b\u6574\u6570\u3092\u5165\u308c\u3066\u3044\u305f\u914d\u5217\u304b\u3089\u3001\u30e9\u30f3\u30c0\u30e0\u5909\u6570\u306b\u3042\u305f\u308b\u8981\u7d20\u3092\u524a\u9664\r\n}\r\nconsole.log(shuffle_array); \/\/Array(5) [ 2, 3, 4, 5, 1 ]<\/pre>\n<p>&nbsp;<\/p>\n<h2>\u53c2\u8003\u30b5\u30a4\u30c8<\/h2>\n<p><a href=\"http:\/\/himaxoff.blog111.fc2.com\/blog-entry-43.html\" target=\"_blank\" rel=\"noopener\">http:\/\/himaxoff.blog111.fc2.com\/blog-entry-43.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1\u4f4d\u304b\u308920\u4f4d\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u5185\u3067JavaScript\u3092\u7528\u3044\u3066\u30e9\u30f3\u30c0\u30e0\u306b\u8868\u793a\u3055\u305b\u305f\u304b ... <\/p>\n","protected":false},"author":1,"featured_media":1067,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-52","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/52","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/comments?post=52"}],"version-history":[{"count":2,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/52\/revisions"}],"predecessor-version":[{"id":6303,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/52\/revisions\/6303"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/1067"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=52"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=52"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=52"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}