{"id":68517,"date":"2020-03-23T23:02:49","date_gmt":"2020-03-23T15:02:49","guid":{"rendered":"http:\/\/www.xiaoyebailong.com\/?p=68517"},"modified":"2020-04-16T12:57:09","modified_gmt":"2020-04-16T04:57:09","slug":"js-console-log-%e4%bd%bf%e7%94%a8%e5%b0%8f%e6%8a%80%e5%b7%a7%e5%a4%9a%e7%a7%8d%e6%a0%b7%e5%bc%8f","status":"publish","type":"post","link":"http:\/\/www.xiaoyebailong.com\/index.php\/2020\/03\/23\/68517.htm","title":{"rendered":"JS console.log \u4f7f\u7528\u5c0f\u6280\u5de7(\u591a\u79cd\u6837\u5f0f)"},"content":{"rendered":"\n

1. console.log( ) | info( ) | debug( ) | warn( ) | error( )<\/strong><\/h3>\n\n\n\n

\u6839\u636e\u4e8b\u4ef6\u7684\u7c7b\u578b\u4e0d\u540c\uff0c\u4f1a\u5e26\u6709\u4e0d\u540c\u7684\u989c\u8272<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

console log\/info\/debug\/warn\/error<\/p>\n\n\n\n

2. \u4f7f\u7528\u5360\u4f4d\u7b26<\/h3>\n\n\n\n

\u5360\u4f4d\u7b26\u7684\u4f7f\u7528\u6709\u4ee5\u4e0b\u60c5\u51b5<\/p>\n\n\n\n

%o   \u2014\u2014\u4ee3\u8868\u7528\u5bf9\u8c61\u6765\u66ff\u6362<\/strong><\/p>\n\n\n\n

%s   <\/strong>\u2014\u2014\u4ee3\u8868\u7528\u5b57\u7b26\u4e32\u6765\u66ff\u6362<\/strong><\/p>\n\n\n\n

%d   <\/strong>\u2014\u2014\u4ee3\u8868\u7528\u6570\u5b57\u6765\u66ff\u6362<\/strong><\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

placeholders<\/p>\n\n\n\n

3. \u6dfb\u52a0css \u5230 \u8f93\u51fa\u4fe1\u606f<\/h3>\n\n\n\n

\u4f60\u662f\u5426\u4f1a\u89c9\u5f97\u6240\u6709\u7684\u4fe1\u606f\u770b\u8d77\u6765\u90fd\u662f\u4e00\u6837\u7684\uff1f\u4ece\u73b0\u5728\u8d77\u4e00\u5207\u90fd\u4f1a\u53d8\u5f97\u4e0d\u540c\uff0c\u8ba9\u4f60\u7684\u4fe1\u606f\u4f17\u591a\u7684\u4fe1\u606f\u4e2d\u66f4\u7a81\u51fa\u3002<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

Messages with colors<\/p>\n\n\n\n

\u600e\u4e48\u6837\u7a81\u51fa\u65e5\u5fd7\u4e2d\u7279\u6b8a\u7684\u8bcd\uff1f\u50cf\u8fd9\u6837 😄<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

highlighting specific word<\/p>\n\n\n\n

4. console.dir( )<\/h1>\n\n\n\n

\u6253\u5370\u4e00\u4e2aJSON \u5bf9\u8c61<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

5. \u6253\u5370HTML <\/h3>\n\n\n\n

\u83b7\u53d6html \u5143\u7d20\uff0c\u50cf\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u5143\u7d20<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

6.console.table ( )<\/h3>\n\n\n\n

\u7528\u4e00\u79cd\u6613\u4e8e\u7406\u89e3\u7684\u65b9\u6848\u5c55\u793aJSON<\/p>\n\n\n\n

7. console.group( ) & console.groupEnd( )<\/h3>\n\n\n\n

\u8ba9\u65e5\u5fd7\u4fe1\u606f\u5b9e\u73b0\u5206\u7ec4<\/p>\n\n\n\n

8.console.count( )<\/h3>\n\n\n\n

\u8fd9\u4e2a\u65b9\u6cd5\u53ef\u4ee5\u6253\u5370count() \u88ab\u8c03\u7528\u7684\u6b21\u6570\uff0c\u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a\u53c2\u6570 label \u5982\u679c\u63d0\u4f9blabel \u8fd9\u4e2a\u65b9\u6cd5\u5c31\u4f1a\u6309\u7167 label \u6765\u7edf\u8ba1\u6b21\u6570\uff0c\u5982\u679c\u6ca1\u6709\u63d0\u4f9b\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u5c31\u4f1a\u7edf\u8ba1\u6240\u5904\u7684\u4f4d\u7f6e\u4e0a\u7684\u8c03\u7528\u6b21\u6570\u3002<\/p>\n\n\n\n

9.console.assert()<\/h3>\n\n\n\n

\u8fd9\u4e2a\u65b9\u6cd5\u63d0\u4f9b\u9009\u62e9\u6027\u6253\u5370\u65e5\u5fd7\uff0c\u8be5\u65b9\u6cd5\u53ea\u4f1a\u5728\u4e00\u4e2a\u53c2\u6570\u4e3afalse\u7684\u60c5\u51b5\u4e0b\u6267\u884c\uff0c\u4e3atrue\u65f6\u4ec0\u4e48\u90fd\u4e0d\u6267\u884c\u3002<\/p>\n\n\n\n

10.console.trace( )<\/h3>\n\n\n\n

\u8fd9\u4e2a\u65b9\u6cd5\u7528\u6765\u8ffd\u8e2a\u51fd\u6570\u7684\u8c03\u7528\u8f68\u8ff9<\/p>\n\n\n\n

11.console.time( )<\/h3>\n\n\n\n

\u8fd9\u4e2a\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u8ba9WEB\u5f00\u53d1\u4eba\u5458\u6d4b\u91cf\u4e00\u4e2ajavascript\u811a\u672c\u7a0b\u5e8f\u6267\u884c\u6d88\u8017\u7684\u65f6\u95f4<\/p>\n\n\n\n

12.console.memory( )<\/h3>\n\n\n\n

\u5c55\u793ajavaScript \u5e94\u7528\u4f7f\u7528\u4e86\u591a\u5c11\u6d4f\u89c8\u5668\u7684\u5185\u5b58<\/p>\n\n\n\n

13.console.clear( )<\/h3>\n\n\n\n

\u8fd9\u662f\u6700\u540e\u4e00\u4e2a\u51fd\u6570\u4e86\uff0c\u4f46\u4e0d\u662f\u6700\u65b0\u7684\u51fd\u6570😁, \u6e05\u7406\u6389\u6240\u6709\u6253\u5370\u7684\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

1. console.log( ) | info( ) | debug( ) | warn( ) | error( ) \u6839\u636e\u4e8b\u4ef6\u7684\u7c7b\u578b\u4e0d\u540c\uff0c\u4f1a\u5e26\u6709\u4e0d\u540c\u7684\u989c\u8272 console log\/info\/debug\/warn\/error 2. \u4f7f\u7528\u5360\u4f4d…<\/p>\n","protected":false},"author":1,"featured_media":68545,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,1],"tags":[],"topic":[],"class_list":["post-68517","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-htmlcss","category-technology"],"_links":{"self":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/68517","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=68517"}],"version-history":[{"count":1,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/68517\/revisions"}],"predecessor-version":[{"id":68518,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/68517\/revisions\/68518"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/media\/68545"}],"wp:attachment":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/media?parent=68517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/categories?post=68517"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/tags?post=68517"},{"taxonomy":"topic","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/topic?post=68517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}