{"id":316,"date":"2020-02-04T21:22:22","date_gmt":"2020-02-04T13:22:22","guid":{"rendered":"https:\/\/blog.cqdefxxx.com\/?p=316"},"modified":"2020-02-04T21:22:22","modified_gmt":"2020-02-04T13:22:22","slug":"%e5%87%bd%e6%95%b0%e4%bd%9c%e7%94%a8%e5%9f%9f","status":"publish","type":"post","link":"https:\/\/blog.viter.top\/index.php\/2020\/02\/04\/%e5%87%bd%e6%95%b0%e4%bd%9c%e7%94%a8%e5%9f%9f\/","title":{"rendered":"\u51fd\u6570\u4f5c\u7528\u57df"},"content":{"rendered":"<pre class=\"pure-highlightjs\"><code class=\"\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n\t&lt;head&gt;\n\t\t&lt;meta charset=\"UTF-8\"&gt;\n\t\t&lt;title&gt;&lt;\/title&gt;\n\t\t&lt;script type=\"text\/javascript\"&gt;\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u51fd\u6570\u4f5c\u7528\u57df\t\n\t\t\t * \t- \u8c03\u7528\u51fd\u6570\u65f6\u521b\u5efa\u51fd\u6570\u4f5c\u7528\u57df\uff0c\u51fd\u6570\u6267\u884c\u5b8c\u6bd5\u4ee5\u540e\uff0c\u51fd\u6570\u4f5c\u7528\u57df\u9500\u6bc1\n\t\t\t * \t- \u6bcf\u8c03\u7528\u4e00\u6b21\u51fd\u6570\u5c31\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\u4f5c\u7528\u57df\uff0c\u4ed6\u4eec\u4e4b\u95f4\u662f\u4e92\u76f8\u72ec\u7acb\u7684\n\t\t\t * \t- \u5728\u51fd\u6570\u4f5c\u7528\u57df\u4e2d\u53ef\u4ee5\u8bbf\u95ee\u5230\u5168\u5c40\u4f5c\u7528\u57df\u7684\u53d8\u91cf\n\t\t\t * \t\t\u5728\u5168\u5c40\u4f5c\u7528\u57df\u4e2d\u65e0\u6cd5\u8bbf\u95ee\u5230\u51fd\u6570\u4f5c\u7528\u57df\u7684\u53d8\u91cf\n\t\t\t * \t- \u5f53\u5728\u51fd\u6570\u4f5c\u7528\u57df\u64cd\u4f5c\u4e00\u4e2a\u53d8\u91cf\u65f6\uff0c\u5b83\u4f1a\u5148\u5728\u81ea\u8eab\u4f5c\u7528\u57df\u4e2d\u5bfb\u627e\uff0c\u5982\u679c\u6709\u5c31\u76f4\u63a5\u4f7f\u7528\n\t\t\t * \t\t\u5982\u679c\u6ca1\u6709\u5219\u5411\u4e0a\u4e00\u7ea7\u4f5c\u7528\u57df\u4e2d\u5bfb\u627e\uff0c\u76f4\u5230\u627e\u5230\u5168\u5c40\u4f5c\u7528\u57df\uff0c\n\t\t\t * \t\t\u5982\u679c\u5168\u5c40\u4f5c\u7528\u57df\u4e2d\u4f9d\u7136\u6ca1\u6709\u627e\u5230\uff0c\u5219\u4f1a\u62a5\u9519ReferenceError\n\t\t\t * \t- \u5728\u51fd\u6570\u4e2d\u8981\u8bbf\u95ee\u5168\u5c40\u53d8\u91cf\u53ef\u4ee5\u4f7f\u7528window\u5bf9\u8c61\n\t\t\t *\/\n\t\t\t\n\t\t\t\/\/\u521b\u5efa\u4e00\u4e2a\u53d8\u91cf\n\t\t\tvar a = 10;\n\t\t\t\n\t\t\tfunction fun(){\n\t\t\t\t\n\t\t\t\tvar a = \"\u6211\u662ffun\u51fd\u6570\u4e2d\u7684\u53d8\u91cfa\";\n\t\t\t\tvar b = 20;\n\t\t\t\t\n\t\t\t\t\/\/console.log(\"a = \"+a);\n\t\t\t\t\n\t\t\t\tfunction fun2(){\n\t\t\t\t\tconsole.log(\"a = \"+window.a);\n\t\t\t\t}\n\t\t\t\t\n\t\t\t\tfun2();\n\t\t\t\t\n\t\t\t}\n\t\t\t\n\t\t\t\/\/fun();\n\t\t\t\/\/console.log(\"b = \"+b);\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u5728\u51fd\u6570\u4f5c\u7528\u57df\u4e5f\u6709\u58f0\u660e\u63d0\u524d\u7684\u7279\u6027\uff0c\n\t\t\t * \t\u4f7f\u7528var\u5173\u952e\u5b57\u58f0\u660e\u7684\u53d8\u91cf\uff0c\u4f1a\u5728\u51fd\u6570\u4e2d\u6240\u6709\u7684\u4ee3\u7801\u6267\u884c\u4e4b\u524d\u88ab\u58f0\u660e\n\t\t\t * \t\u51fd\u6570\u58f0\u660e\u4e5f\u4f1a\u5728\u51fd\u6570\u4e2d\u6240\u6709\u7684\u4ee3\u7801\u6267\u884c\u4e4b\u524d\u6267\u884c\n\t\t\t *\/\n\t\t\t\n\t\t\tfunction fun3(){\n\t\t\t\t\n\t\t\t\tfun4();\n\t\t\t\t\n\t\t\t\t\/\/console.log(a);\n\t\t\t\t\n\t\t\t\tvar a = 35;\n\t\t\t\t\n\t\t\t\tfunction fun4(){\n\t\t\t\t\talert(\"I'm fun4\");\n\t\t\t\t}\n\t\t\t\t\n\t\t\t}\n\t\t\t\n\t\t\t\/\/fun3();\n\t\t\t\n\t\t\t\n\t\t\tvar c = 33;\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u5728\u51fd\u6570\u4e2d\uff0c\u4e0d\u9002\u7528var\u58f0\u660e\u7684\u53d8\u91cf\u90fd\u4f1a\u6210\u4e3a\u5168\u5c40\u53d8\u91cf\n\t\t\t *\/\n\t\t\tfunction fun5(){\n\t\t\t\t\/\/console.log(\"c = \"+c);\n\t\t\t\t\/\/c = 10;\n\t\t\t\t\n\t\t\t\t\/\/d\u6ca1\u6709\u4f7f\u7528var\u5173\u952e\u5b57\uff0c\u5219\u4f1a\u8bbe\u7f6e\u4e3a\u5168\u5c40\u53d8\u91cf\n\t\t\t\td = 100;\n\t\t\t}\n\t\t\t\n\t\t\tfun5();\n\t\t\t\n\t\t\t\/\/\u5728\u5168\u5c40\u8f93\u51fac\n\t\t\t\/\/console.log(\"d = \"+d);\n\t\t\t\n\t\t\tvar e = 23;\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u5b9a\u4e49\u5f62\u53c2\u5c31\u76f8\u5f53\u4e8e\u5728\u51fd\u6570\u4f5c\u7528\u57df\u4e2d\u58f0\u660e\u4e86\u53d8\u91cf\n\t\t\t *\/\n\t\t\tfunction fun6(e){\n\t\t\t\talert(e);\n\t\t\t}\n\t\t\t\n\t\t\tfun6();\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t&lt;\/script&gt;\n\t&lt;\/head&gt;\n\t&lt;body&gt;\n\t&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&lt;!DOCTYPE html&gt; &lt;html&gt; &lt;head&gt; &lt;meta charset= &#8230;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[4],"_links":{"self":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/316"}],"collection":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/comments?post=316"}],"version-history":[{"count":0,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/316\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/media?parent=316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/categories?post=316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/tags?post=316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}