{"id":67732,"date":"2017-01-25T13:53:58","date_gmt":"2017-01-25T05:53:58","guid":{"rendered":"http:\/\/www.xiaoyebailong.com\/?p=67732"},"modified":"2017-02-26T02:00:33","modified_gmt":"2017-02-25T18:00:33","slug":"js%e6%95%b0%e7%bb%84%e4%b8%8ejson%e7%9a%84%e5%8c%ba%e5%88%ab%e5%92%8c%e7%94%a8%e6%b3%95","status":"publish","type":"post","link":"http:\/\/www.xiaoyebailong.com\/index.php\/2017\/01\/25\/67732.htm","title":{"rendered":"js\u6570\u7ec4\u4e0ejson\u7684\u533a\u522b\u548c\u7528\u6cd5"},"content":{"rendered":"

\u4e00\u3001\u6570\u7ec4<\/strong><\/p>\n

1\u3001\u5b9a\u4e49\u4e00\u7ef4\u6570\u7ec4\uff1a<\/p>\n

\n\n\n\n
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1\r\n2\r\n3\r\n4\r\n5\r\n<\/pre>\n<\/td>\n
\n
var s1=new Array();\r\n\u00a0\r\ns1=[1,2,3,4]\u6216\u8005s1[0]=1,s1[1]=2,s1[3]=3,s1[4]=4;\r\n\u00a0\r\nalert(s1[0]);<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\u7ed3\u679c\u4e3a1\uff1b<\/p>\n
2\u3001\u5b9a\u4e49\u4e8c\u7ef4\u7d20\u7ec4\uff1a<\/p>\n
\n\n\n\n
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1\r\n2\r\n3\r\n<\/pre>\n<\/td>\n
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var s1=new Array();\r\nvar s1=[[3,1],[2,3,4],3,[4,5,6,7,8]];\r\nalert(s1[1][0]);<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\u7ed3\u679c\u4e3a2\uff1b<\/p>\n
\u4e8c\u3001\u5b9a\u4e49json\u5bf9\u8c61<\/strong><\/p>\n
1\u3001json\u5bf9\u8c61<\/p>\n
\n\n\n\n
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1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7\r\n8\r\n9\r\n<\/pre>\n<\/td>\n
\n
var status_process = {\r\n\" name5\" : '\u95f2\u7f6e\u671f',\r\n\"name1\" : '\u64ad\u79cd\u671f',\r\n\"name2\" : '\u82d7\u671f',\r\n\"name3\" : '\u751f\u957f\u671f',\r\n\"name4\" : '\u91c7\u6536\u671f'\r\n}        \r\n\u00a0\r\nalert(status_process);<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\u7ed3\u679c\u4e3a\uff1aObject:Object;<\/p>\n
2\u3001json\u5b57\u7b26\u4e32<\/p>\n
\u6240\u8c13json\u5b57\u7b26\u4e32\uff0c\u662f\u6307\u8be5\u5b57\u7b26\u4e32\u53d8\u91cf\u7684\u503c\u4e0ejson\u7684\u683c\u5f0f\u76f8\u540c\uff0c\u4f46\u662f\u4e0d\u662fjson\u5bf9\u8c61\uff0c\u6bd4\u5982\uff1a<\/p>\n
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1\r\n2\r\n3\r\n4\r\n5\r\n<\/pre>\n<\/td>\n
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var s1=\"{\";\r\nvar s2 = \" 'name5' : '\u95f2\u7f6e\u671f',   'name1' : '\u64ad\u79cd\u671f',\r\n'name2' : '\u82d7\u671f','name3' : '\u751f\u957f\u671f','name4' : '\u91c7\u6536\u671f'\";\r\nvar s3=\"}\";\r\nvar  status_process=s1+s2 +s3\uff1b<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\u867d\u7136status_process\u7684\u503c\u7b26\u5408json\u5bf9\u8c61\u7684\u683c\u5f0f\uff0c\u4f46\u662f\u5b83\u4e0d\u662f\u5bf9\u8c61\uff0c\u53ea\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32(\u662f\u62fc\u51d1\u51fa\u6765\u7684)\uff1b<\/p>\n
\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3ajson\u5bf9\u8c61\u4f7f\u7528\u51fd\u6570eval\uff0c<\/p>\n
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1\r\n<\/pre>\n<\/td>\n
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eval(\"(\" + status_process+ \")\");<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\u7ed3\u8bba\uff1a\u4ece\u540e\u53f0\u4f20\u5165\u5230\u524d\u53f0\u7684\u662fjson\u5b57\u7b26\u4e32\uff0c\u4e0d\u662f\u771f\u6b63\u7684json\u5bf9\u8c61\uff0c\u56e0\u6b64\u9700\u8981\u4f7f\u7528eval\u51fd\u6570\u8f6c\u6362\u3002<\/p>\n
3\u3001json\u5bf9\u8c61\u7684\u4f7f\u7528<\/p>\n
\n\n\n\n
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1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7\r\n8\r\n9\r\n<\/pre>\n<\/td>\n
\n
var status_process = {\r\nname5 : '\u95f2\u7f6e\u671f',\r\nname1 : '\u64ad\u79cd\u671f',\r\nname2 : '\u82d7\u671f',\r\nname3 : '\u751f\u957f\u671f',\r\nname4 : '\u91c7\u6536\u671f'\r\n};\r\nalert(status_process[\"name5\"]);\r\nalert(status_process.name5);<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\u4e24\u4e2a\u90fd\u4e3a:\u95f2\u7f6e\u671f<\/p>\n
4\u3001json\u4e8c\u7ef4\u5bf9\u8c61<\/p>\n
\n\n\n\n
\n
1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7\r\n8\r\n9\r\n<\/pre>\n<\/td>\n
\n
var status_process = {\r\nname5 : {name3:'\u7a7a\u95f2\u95f2\u7f6e\u671f'},\r\nname1 : '\u64ad\u79cd\u671f',\r\nname2 : '\u82d7\u671f',\r\nname3 : '\u751f\u957f\u671f',\r\nname4 : '\u91c7\u6536\u671f'\r\n};\r\nalert(status_process[\"name5\"][\"name3\"]);\r\nalert(status_process.name5.name3);<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\u7ed3\u679c\u90fd\u4e3a\uff1a\u2019\u7a7a\u95f2\u95f2\u7f6e\u671f\u2019<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u3001\u6570\u7ec4 1\u3001\u5b9a\u4e49\u4e00\u7ef4\u6570\u7ec4\uff1a 1 2 3 4 5 var s1=new Array(); \u00a0 s1=[1,2,3,4]\u6216\u8005s1[0]=1,s1[1]=2,s1[3]=3,s1[4]=4; \u00a0 alert(s1[0]); \u7ed3\u679c\u4e3a1\uff1b 2\u3001\u5b9a\u4e49…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,1],"tags":[256,255],"topic":[],"class_list":["post-67732","post","type-post","status-publish","format-standard","hentry","category-htmlcss","category-technology","tag-json","tag-js"],"_links":{"self":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/67732","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/comments?post=67732"}],"version-history":[{"count":1,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/67732\/revisions"}],"predecessor-version":[{"id":67733,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/67732\/revisions\/67733"}],"wp:attachment":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/media?parent=67732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/categories?post=67732"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/tags?post=67732"},{"taxonomy":"topic","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/topic?post=67732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}