{"id":446,"date":"2012-09-18T16:47:03","date_gmt":"2012-09-18T07:47:03","guid":{"rendered":"http:\/\/appsweets.net\/blog\/?p=446"},"modified":"2012-09-18T21:23:36","modified_gmt":"2012-09-18T12:23:36","slug":"evaluate-a-expression","status":"publish","type":"post","link":"https:\/\/appsweets.net\/blog\/2012\/09\/18\/evaluate-a-expression\/","title":{"rendered":"evaluate a expression"},"content":{"rendered":"<div class=\"db9cc8cdb64025d13c1cc9dad0a0e262\" data-index=\"1\" style=\"float: left; margin: 16px 16px 16px 0;\">\n<script type=\"text\/javascript\"><!--\r\ngoogle_ad_client = \"ca-pub-5825700137064158\";\r\n\/* 250sq, appsweets-blog *\/\r\ngoogle_ad_slot = \"4837931762\";\r\ngoogle_ad_width = 250;\r\ngoogle_ad_height = 250;\r\n\/\/-->\r\n<\/script>\r\n<script type=\"text\/javascript\"\r\nsrc=\"http:\/\/pagead2.googlesyndication.com\/pagead\/show_ads.js\">\r\n<\/script>\n<\/div>\n<p>\u4ee5\u524d manifest v2 \u306a chrome extension \u3067\u306f\u3001eval \u3084 new Function() \u304c\u7981\u6b62\u3055\u308c\u308b\u3068\u66f8\u3044\u305f\u304c\u3001\u306a\u305c\u304b new Function() \u306f\u52d5\u3044\u3066\u3044\u305f\u3002\u3057\u304b\u3057\u4eca\u65e5\u901a\u3057\u3067\u30c6\u30b9\u30c8\u3057\u3066\u307f\u305f\u3089\u3044\u3088\u3044\u3088\u52d5\u304b\u306a\u304f\u306a\u3063\u305f\u3002chrome \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f 21.0.1180.89m \u3060\u3002<\/p>\n<p>wasavi \u3067\u306f eval \u306f\u9664\u53bb\u3057\u3066\u3042\u308b\u304c\u3001\u672a\u3060\u30e1\u30c3\u30bb\u30fc\u30b8\u4e2d\u306e\u7279\u5b9a\u306e\u5358\u8a9e\u3092\u4ed8\u968f\u3059\u308b\u6570\u5b57\u306b\u5f93\u3063\u3066\u5909\u5316\u3055\u305b\u308b\u51e6\u7406\u3068 :s \u306e\u7f6e\u63db\u6587\u5b57\u5217\u3092\u751f\u6210\u3059\u308b\u51e6\u7406\u3067 new Function() \u3092\u4f7f\u3063\u3066\u3044\u308b\u3002\u3044\u305a\u308c\u3082\u5c0f\u898f\u6a21\u306a\u4e00\u7a2e\u306e\u8a00\u8a9e\u3068\u3044\u3063\u3066\u3088\u3044\u3082\u306e\u3067\u3042\u308a\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u5b9f\u884c\u51e6\u7406\u304c\u5fc5\u8981\u306b\u306a\u308b\u308f\u3051\u3060\u304c\u3001\u5b9f\u969b\u306b\u30b3\u30f3\u30d1\u30a4\u30e9\u3068\u5b9f\u884c\u30de\u30b7\u30f3\u3092\u66f8\u304f\u308f\u3051\u3067\u306f\u306a\u304f javascript \u306e\u6a5f\u80fd\u3067\u307e\u304b\u306a\u3063\u3066\u3044\u305f\u3002<\/p>\n<p>\u3053\u308c\u3089\u304c\u4eca\u56de\u52d5\u304b\u306a\u304f\u306a\u3063\u305f\u306e\u3067\u3001\u66f8\u304d\u63db\u3048\u308b\u3002<\/p>\n<p>\u307e\u305a\u524d\u8005\u3002\u9069\u5f53\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u5185\u306e\u5358\u8a9e\u304c\u6570\u5024\u306b\u4ed8\u968f\u3059\u308b\u3068\u304d\u3001\u305d\u306e\u6570\u5024\u306b\u3088\u3063\u3066\u5358\u8a9e\u304c\u5909\u5316\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u5f97\u308b\u3002\u305f\u3068\u3048\u3070\u82f1\u8a9e\u306e\u5834\u5408\u3001\u6570\u5024\u304c 1 \u306e\u3068\u304d\u3068\u305d\u308c\u4ee5\u5916\u306e\u5834\u5408\u306b\u5206\u3051\u3089\u308c\u308b\u3002\u305d\u306e\u305f\u3081\u30d1\u30bf\u30fc\u30f3\u306f 2 \u7a2e\u985e\u5fc5\u8981\u306b\u306a\u308b\u3002<\/p>\n<p>\u5f93\u6765\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u30ab\u30bf\u30ed\u30b0\u5185\u306b &#8220;n==1?&#8217;one&#8217;:&#8221;&#8221; \u3068\u3044\u3046\u3088\u3046\u306a javascript \u306e\u5f0f\u3092\u7f6e\u3044\u3066\u3044\u305f\u3002\u3053\u308c\u3092\u5b9f\u884c\u6642\u306b new Function() \u3067\u95a2\u6570\u306b\u5909\u63db\u30fb\u4fdd\u6301\u3057\u3001\u5b9f\u884c\u6642\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8981\u6c42\u3055\u308c\u305f\u3068\u304d\u306b\u9069\u5b9c\u4f7f\u7528\u3059\u308b\u3002\u4eca\u56de\u3001new Function() \u304c\u4f7f\u3048\u306a\u304f\u306a\u3063\u305f\u306e\u3067\u3001\u81ea\u524d\u3067\u5f0f\u3092\u89e3\u6790\u3057\u3066\u8a55\u4fa1\u3059\u308b\u4ed5\u7d44\u307f\u306b\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3002<\/p>\n<p>\u3068\u3044\u3063\u3066\u3082 javascript \u306e\u5f0f\u3092\u89e3\u6790\u3059\u308b\u51e6\u7406\u3092\u66f8\u304f\u308f\u3051\u306b\u3082\u884c\u304b\u306a\u3044\u306e\u3067\u3001\u3082\u3063\u3068\u5358\u7d14\u306a\u5f0f\u306b\u3059\u308b\u3002<br \/>\n<code><br \/>\n  \u5909\u63db\u8b58\u5225\u5b50\u5217 := \u5909\u63db\u8b58\u5225\u5b50<br \/>\n                \u5909\u63db\u8b58\u5225\u5b50 , \u5909\u63db\u8b58\u5225\u5b50\u5217<br \/>\n  \u5909\u63db\u8b58\u5225\u5b50 := \u5909\u63db\u95a2\u6570\u540d ( \u5909\u63db\u30d1\u30bf\u30fc\u30f3\u63a5\u5c3e\u5b50 )<br \/>\n  \u5909\u63db\u95a2\u6570\u540d := [a-zA-Z_][a-zA-Z0-9_]*<br \/>\n  \u5909\u63db\u30d1\u30bf\u30fc\u30f3\u63a5\u5c3e\u5b50 := [a-zA-Z_][a-zA-Z0-9_]*<br \/>\n<\/code><br \/>\n\u3068\u3044\u3046\u3088\u3046\u306a\u5358\u7d14\u306a\u5f0f\u3092\u52d5\u7684\u306b\u8a55\u4fa1\u3057\u3001\u5909\u63db\u8b58\u5225\u5b50\u306e\u914d\u5217\u3092\u6301\u3063\u3066\u304a\u304d\u3001\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u3057\u305f\u3002\u30e1\u30c3\u30bb\u30fc\u30b8\u30ab\u30bf\u30ed\u30b0\u306b\u7f6e\u304f\u5f0f\u306f &#8220;is_one(one)&#8221; \u3068\u3044\u3063\u305f\u5f62\u306b\u306a\u308b\u3002is_one \u3068\u3044\u3046\u5909\u63db\u95a2\u6570\u306e\u5b9f\u614b\u306f wasavi.js \u306b\u5b9a\u7fa9\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u3067\u3001\u5f93\u6765\u306e\u65b9\u6cd5\u3060\u3068\u65b0\u305f\u306b\u8a00\u8a9e\u306b\u5bfe\u5fdc\u3059\u308b\u969b\u3082\u30e1\u30c3\u30bb\u30fc\u30b8\u30ab\u30bf\u30ed\u30b0\u306e\u65b0\u8a2d\u3067\u6e08\u3093\u3060\u306e\u304c\u3001wasavi.js \u306e\u5bfe\u5fdc\u3082\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n<p>\u6b21\u306b\u5f8c\u8005\u3002\u3053\u308c\u306f\u4f8b\u3048\u3070 :s\/foo\\(bar\\+\\)\/FOO\\u\\1\/g \u307f\u305f\u3044\u306a ex \u30b3\u30de\u30f3\u30c9\u304c\u4e0e\u3048\u3089\u308c\u305f\u3068\u304d\u3001\u7f6e\u63db\u6587\u5b57\u5217\u304b\u3089 &#8220;return &#8216;foo&#8217; + arg[1].substring(0, 1).toUpperCase() + arg[1].substring(1);&#8221; \u307f\u305f\u3044\u306a javascript \u306e\u5f0f\u3092\u751f\u6210\u3057\uff08arg \u306f\u6b63\u898f\u8868\u73fe\u306b\u30de\u30c3\u30c1\u3057\u305f\u7d50\u679c\u306e\u914d\u5217\uff09\u3001\u95a2\u6570\u3092\u4f5c\u308a\u51fa\u3059\u51e6\u7406\u3002\u3053\u308c\u3082\u52d5\u304b\u306a\u304f\u306a\u308b\u306e\u3067\u3001\u3084\u306f\u308a\u9069\u5f53\u306a\u4e2d\u9593\u5f62\u5f0f\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u5b9f\u884c\u3055\u305b\u308b\u3088\u3046\u306b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u3061\u3089\u306f\u3001\u30b3\u30f3\u30d1\u30a4\u30e9\u3068\u5b9f\u884c\u30de\u30b7\u30f3\u3092\u66f8\u304f\u624b\u9593\u306e\u307b\u304b\u306b\u5b9f\u884c\u52b9\u7387\u304c\u6c17\u306b\u306a\u308b\u3002\u306a\u306b\u3057\u308d\u7f6e\u63db\u304c\u767a\u751f\u3059\u308b\u305f\u3073\u306b\u547c\u3070\u308c\u308b\u306e\u3060\u3002\u3057\u304b\u3057\u305d\u3046\u8a00\u3063\u3066\u3082\u3044\u3089\u308c\u306a\u3044\u306e\u3067\u4fee\u6b63\u3057\u305f\u3002<\/p>\n<p>\u3000\uff0a\u3000\uff0a\u3000\uff0a<\/p>\n<p>\u6700\u65b0\u306e\u30d3\u30eb\u30c9\u3092\u3053\u3053\u3067\u516c\u958b\u3059\u308b\u3068\u540c\u6642\u306b\u3001Chrome \u3068 Opera \u306e\u30a8\u30af\u30b9\u30c6\u30f3\u30b7\u30e7\u30f3\u30ea\u30dd\u30b8\u30c8\u30ea\u306b\u66f4\u65b0\u3092\u7533\u8acb\u3057\u305f\u3002<\/p>\n<div class=\"db9cc8cdb64025d13c1cc9dad0a0e262\" data-index=\"1\" style=\"float: left; margin: 16px 16px 16px 0;\">\n<script type=\"text\/javascript\"><!--\r\ngoogle_ad_client = \"ca-pub-5825700137064158\";\r\n\/* 250sq, appsweets-blog *\/\r\ngoogle_ad_slot = \"4837931762\";\r\ngoogle_ad_width = 250;\r\ngoogle_ad_height = 250;\r\n\/\/-->\r\n<\/script>\r\n<script type=\"text\/javascript\"\r\nsrc=\"http:\/\/pagead2.googlesyndication.com\/pagead\/show_ads.js\">\r\n<\/script>\n<\/div>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>\u4ee5\u524d manifest v2 \u306a chrome extension \u3067\u306f\u3001eval \u3084 new Function() \u304c\u7981\u6b62\u3055\u308c\u308b\u3068\u66f8\u3044\u305f\u304c\u3001\u306a\u305c\u304b new Function() \u306f\u52d5\u3044\u3066\u3044\u305f\u3002\u3057\u304b\u3057\u4eca\u65e5\u901a\u3057\u3067\u30c6\u30b9\u30c8\u3057\u3066\u307f\u305f\u3089\u3044\u3088\u3044\u3088\u52d5\u304b\u306a\u304f\u306a\u3063\u305f\u3002chrome \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f 21.0.1180.89m \u3060\u3002 wasavi \u3067\u306f eval \u306f\u9664\u53bb\u3057\u3066\u3042\u308b\u304c\u3001\u672a\u3060\u30e1\u30c3\u30bb\u30fc\u30b8\u4e2d\u306e\u7279\u5b9a\u306e\u5358\u8a9e\u3092\u4ed8\u968f\u3059\u308b\u6570\u5b57\u306b\u5f93\u3063\u3066\u5909\u5316\u3055\u305b\u308b\u51e6\u7406\u3068 :s \u306e\u7f6e\u63db\u6587\u5b57\u5217\u3092\u751f\u6210\u3059\u308b\u51e6\u7406\u3067 new Function() \u3092\u4f7f\u3063\u3066\u3044\u308b\u3002\u3044\u305a\u308c\u3082\u5c0f\u898f\u6a21\u306a\u4e00\u7a2e\u306e\u8a00\u8a9e\u3068\u3044\u3063\u3066\u3088\u3044\u3082\u306e\u3067\u3042\u308a\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u3068\u5b9f\u884c\u51e6\u7406\u304c\u5fc5\u8981\u306b\u306a\u308b\u308f\u3051\u3060\u304c\u3001\u5b9f\u969b\u306b\u30b3\u30f3\u30d1\u30a4\u30e9\u3068\u5b9f\u884c\u30de\u30b7\u30f3\u3092\u66f8\u304f\u308f\u3051\u3067\u306f\u306a\u304f javascript \u306e\u6a5f\u80fd\u3067\u307e\u304b\u306a\u3063\u3066\u3044\u305f\u3002 \u3053\u308c\u3089\u304c\u4eca\u56de\u52d5\u304b\u306a\u304f\u306a\u3063\u305f\u306e\u3067\u3001\u66f8\u304d\u63db\u3048\u308b\u3002 \u307e\u305a\u524d\u8005\u3002\u9069\u5f53\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u5185\u306e\u5358\u8a9e\u304c\u6570\u5024\u306b\u4ed8\u968f\u3059\u308b\u3068\u304d\u3001\u305d\u306e\u6570\u5024\u306b\u3088\u3063\u3066\u5358\u8a9e\u304c\u5909\u5316\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u5f97\u308b\u3002\u305f\u3068\u3048\u3070\u82f1\u8a9e\u306e\u5834\u5408\u3001\u6570\u5024\u304c 1 \u306e\u3068\u304d\u3068\u305d\u308c\u4ee5\u5916\u306e\u5834\u5408\u306b\u5206\u3051\u3089\u308c\u308b\u3002\u305d\u306e\u305f\u3081\u30d1\u30bf\u30fc\u30f3\u306f 2 \u7a2e\u985e\u5fc5\u8981\u306b\u306a\u308b\u3002 \u5f93\u6765\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u30ab\u30bf\u30ed\u30b0\u5185\u306b &#8220;n==1?&#8217;one&#8217;:&#8221;&#8221; \u3068\u3044\u3046\u3088\u3046\u306a javascript \u306e\u5f0f\u3092\u7f6e\u3044\u3066\u3044\u305f\u3002\u3053\u308c\u3092\u5b9f\u884c\u6642\u306b new &hellip; <a href=\"https:\/\/appsweets.net\/blog\/2012\/09\/18\/evaluate-a-expression\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[5,3,4],"class_list":["post-446","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-javascript","tag-vi","tag-wasavi"],"_links":{"self":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts\/446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/comments?post=446"}],"version-history":[{"count":4,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts\/446\/revisions"}],"predecessor-version":[{"id":449,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts\/446\/revisions\/449"}],"wp:attachment":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/media?parent=446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/categories?post=446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/tags?post=446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}