{"id":1024,"date":"2023-01-28T21:30:33","date_gmt":"2023-01-28T12:30:33","guid":{"rendered":"http:\/\/attacktube.com\/?p=1024"},"modified":"2023-01-28T22:46:08","modified_gmt":"2023-01-28T13:46:08","slug":"string-slicestartend","status":"publish","type":"post","link":"https:\/\/attacktube.com\/?p=1024","title":{"rendered":"\u3010Javascript\u3011String.slice(start,end)"},"content":{"rendered":"\n<p><br> &#8212;<a rel=\"nofollow sponsored noopener\" style=\"word-wrap:break-word;\" href=\"https:\/\/hb.afl.rakuten.co.jp\/ichiba\/298338d3.714ded4a.298338d4.abf99259\/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbook%2F5940391%2F&amp;link_type=text&amp;ut=eyJwYWdlIjoiaXRlbSIsInR5cGUiOiJ0ZXh0Iiwic2l6ZSI6IjI0MHgyNDAiLCJuYW0iOjEsIm5hbXAiOiJyaWdodCIsImNvbSI6MSwiY29tcCI6ImRvd24iLCJwcmljZSI6MSwiYm9yIjoxLCJjb2wiOjEsImJidG4iOjEsInByb2QiOjAsImFtcCI6ZmFsc2V9\" target=\"_blank\">JavaScript\uff1athe\u3000good\u3000parts 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&#8212;<a rel=\"nofollow sponsored noopener\" style=\"word-wrap:break-word;\" href=\"https:\/\/hb.afl.rakuten.co.jp\/ichiba\/298338d3.714ded4a.298338d4.abf99259\/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbook%2F5940391%2F&amp;link_type=text&amp;ut=eyJwYWdlIjoiaXRlbSIsInR5cGUiOiJ0ZXh0Iiwic2l6ZSI6IjI0MHgyNDAiLCJuYW0iOjEsIm5hbXAiOiJyaWdodCIsImNvbSI6MSwiY29tcCI6ImRvd24iLCJwcmljZSI6MSwiYm9yIjoxLCJjb2wiOjEsImJidG4iOjEsInByb2QiOjAsImFtcCI6ZmFsc2V9\" target=\"_blank\">JavaScript\uff1athe\u3000good\u3000parts \u300c\u826f\u3044\u30d1\u30fc\u30c4\u300d\u306b\u3088\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9 [ \u30c0\u30b0\u30e9\u30b9\u30fb\u30af\u30ed\u30d5\u30a9\u30fc\u30c9 ]<\/a> ExternalLink P105 \u3053\u3053\u307e\u3067&#8211;<br><br>\u6587\u5b57\u5217\u306f0\u756a\u76ee\u59cb\u307e\u308a\u306e\u3088\u3046\u3060\u306a\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<br>\n<script async=\"\" src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-3461056110605997\" crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\" style=\"display:block; text-align:center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-3461056110605997\" data-ad-slot=\"3137443461\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n<br>\n\n\n\n<p>&#8212;<a rel=\"nofollow sponsored noopener\" style=\"word-wrap:break-word;\" href=\"https:\/\/hb.afl.rakuten.co.jp\/ichiba\/298338d3.714ded4a.298338d4.abf99259\/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbook%2F5940391%2F&amp;link_type=text&amp;ut=eyJwYWdlIjoiaXRlbSIsInR5cGUiOiJ0ZXh0Iiwic2l6ZSI6IjI0MHgyNDAiLCJuYW0iOjEsIm5hbXAiOiJyaWdodCIsImNvbSI6MSwiY29tcCI6ImRvd24iLCJwcmljZSI6MSwiYm9yIjoxLCJjb2wiOjEsImJidG4iOjEsInByb2QiOjAsImFtcCI6ZmFsc2V9\" target=\"_blank\">JavaScript\uff1athe\u3000good\u3000parts 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href=\"https:\/\/hb.afl.rakuten.co.jp\/ichiba\/298338d3.714ded4a.298338d4.abf99259\/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbook%2F5940391%2F&amp;link_type=text&amp;ut=eyJwYWdlIjoiaXRlbSIsInR5cGUiOiJ0ZXh0Iiwic2l6ZSI6IjI0MHgyNDAiLCJuYW0iOjEsIm5hbXAiOiJyaWdodCIsImNvbSI6MSwiY29tcCI6ImRvd24iLCJwcmljZSI6MSwiYm9yIjoxLCJjb2wiOjEsImJidG4iOjEsInByb2QiOjAsImFtcCI6ZmFsc2V9\" target=\"_blank\">JavaScript\uff1athe\u3000good\u3000parts \u300c\u826f\u3044\u30d1\u30fc\u30c4\u300d\u306b\u3088\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9 [ \u30c0\u30b0\u30e9\u30b9\u30fb\u30af\u30ed\u30d5\u30a9\u30fc\u30c9 ]<\/a> \u3000ExternalLink P106 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text.slice(-4);\n\/\/\u8ca0\u306e\u5024\u306e\u5834\u5408\u306f\u3001-4+text.length=10\n\/\/\u958b\u59cb\u4f4d\u7f6e\u306f10\u756a\u76ee(0\u59cb\u307e\u308a)\nconsole.log(\"c.length = \" + c.length);\nconsole.log(\"c = \" + c);\n\nlet d = text.slice(100);\n\/\/\u6587\u5b57\u5217\u306e\u9577\u3055\u3088\u308a\u5927\u304d\u3044\u5024\u3092\u5165\u308c\u308b\u3068\n\/\/\u9577\u30550\u306e\u6587\u5b57\u5217\u304c\u30b3\u30d4\u30fc\u3055\u308c\u3066\u7a7a\u6587\u5b57\u306b\u306a\u308b\nconsole.log(\"d.length = \" + d.length);\nif(d === \"\"){\nconsole.log(\"\u7a7a\u6587\u5b57d = \" + d);\n}\n\nlet e = text.slice(-13);\n\/\/\u8ca0\u306e\u5024\u306e\u5834\u5408\u306f\u3001-13+text.length=1\n\/\/\u958b\u59cb\u4f4d\u7f6e\u306f1\u756a\u76ee(\u6587\u5b57\u5217\u306f0\u59cb\u307e\u308a)\nconsole.log(\"e.length = \" + e.length);\nconsole.log(\"e = \" + e);\n\nlet f = text.slice(-14);\n\/\/\u8ca0\u306e\u5024\u306e\u5834\u5408\u306f\u3001-14+text.length=0\n\/\/\u958b\u59cb\u4f4d\u7f6e\u306f0\u756a\u76ee(\u6587\u5b57\u5217\u306f0\u59cb\u307e\u308a)\nconsole.log(\"f.length = \" + f.length);\nconsole.log(\"f = \" + f);\n\nlet g = text.slice(-15);\n\/\/\u8ca0\u306e\u5024\u306e\u5834\u5408\u306f\u3001-15+text.length=-1\n\/\/\u30de\u30a4\u30ca\u30b9\u306e\u5834\u5408\u306f\n\/\/\u958b\u59cb\u4f4d\u7f6e\u306f0\u756a\u76ee(\u6587\u5b57\u5217\u306f0\u59cb\u307e\u308a)\u306b\u306a\u308b\u307f\u305f\u3044\nconsole.log(\"g.length = \" + g.length);\nconsole.log(\"g = \" + g);\n\n\nlet h = text.slice(-15,-100);\n\/\/end\u304c\u8ca0\u306e\u5024\u306e\u5834\u5408\u3001-100+text.length=-85\n\/\/\u3053\u306e\u3068\u304dend\u304c0\u756a\u76ee\u306b\u306a\u308b\u307f\u305f\u3044\n\/\/\u3064\u307e\u308a0\u756a\u76ee(start)\u304b\u30890\u756a\u76ee(end)\u3067\n\/\/\u9577\u30550\u306e\u6587\u5b57\u5217\u304c\u30b3\u30d4\u30fc\u3055\u308c\u3066\u7a7a\u6587\u5b57\u306b\u306a\u308b\nconsole.log(\"h.length = \" + h.length);\nif(d === \"\"){\nconsole.log(\"\u7a7a\u6587\u5b57h = \" + h);\n}\n\nlet i = text.slice(-15,-10);\n\/\/end\u304c\u8ca0\u306e\u5024\u306e\u5834\u5408\u3001-10+text.length=4\n\/\/\u958b\u59cb\u4f4d\u7f6e\u306f0\u756a\u76ee(\u6587\u5b57\u5217\u306f0\u59cb\u307e\u308a)\n\/\/\u7d42\u4e86\u306f(4-1=3)\u756a\u76ee(\u6587\u5b57\u5217\u306f0\u59cb\u307e\u308a)\nconsole.log(\"i.length = \" + i.length);\nconsole.log(\"i = \" + i);\n\n\n\/*\n\ntext.length = 14\na.length = 12\na = lloWorld2023\nb.length = 5\nb = Hello\nc.length = 4\nc = 2023\nd.length = 0\n\u7a7a\u6587\u5b57d =\ne.length = 13\ne = elloWorld2023\nf.length = 14\nf = HelloWorld2023\ng.length = 14\ng = HelloWorld2023\nh.length = 0\n\u7a7a\u6587\u5b57h = \ni.length = 4\ni = Hell\n\n*\/\n\n<\/code><\/pre>\n\n\n\n<script type=\"text\/javascript\">\njQuery(function($){\n$(\".jp-video\").hide();\n});\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>&#8212;JavaScript\uff1athe\u3000good\u3000parts \u300c\u826f\u3044\u30d1\u30fc\u30c4\u300d\u306b\u3088\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9 [ \u30c0\u30b0\u30e9\u30b9\u30fb\u30af\u30ed\u30d5\u30a9\u30fc\u30c9 ] \u3000ExternalLink P105 \u3053\u3053\u3089\u304b\u3089&#8211;slice\u30e1\u30bd\u30c3\u30c9\u306f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1024","post","type-post","status-publish","format-standard","hentry","category-javascript"],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts\/1024","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1024"}],"version-history":[{"count":12,"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts\/1024\/revisions"}],"predecessor-version":[{"id":1039,"href":"https:\/\/attacktube.com\/index.php?rest_route=\/wp\/v2\/posts\/1024\/revisions\/1039"}],"wp:attachment":[{"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/attacktube.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}