{"id":2137,"date":"2017-04-23T17:23:18","date_gmt":"2017-04-23T09:23:18","guid":{"rendered":"http:\/\/www.qdabc.cn\/?p=2137"},"modified":"2017-04-23T17:23:18","modified_gmt":"2017-04-23T09:23:18","slug":"javascript-%e4%b8%ad%e6%95%b0%e7%bb%84%e7%9a%84-splice-%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"http:\/\/www.qdabc.cn\/?p=2137","title":{"rendered":"JavaScript \u4e2d\u6570\u7ec4\u7684 splice() \u65b9\u6cd5"},"content":{"rendered":"<p>splice( \u5f00\u59cb\u7684\u4f4d\u7f6e\uff0c\u8981\u5220\u9664\u7684\u4e2a\u6570 [\uff0c\u63d2\u5165\u7684\u98791 ] [\uff0c\u63d2\u5165\u7684\u98792\u00a0][&#8230;] )<\/p>\n<p>\u76f4\u63a5\u5bf9\u539f\u6570\u7ec4\u8fdb\u884c\u5904\u7406\uff0c\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\uff0c\u5305\u542b\u4ece\u539f\u6570\u7ec4\u4e2d\u5220\u9664\u7684\u9879\u3002<\/p>\n<p>1\u3001\u5220\u9664\u4efb\u610f\u4f4d\u7f6e\u9879 &#8212;&#8212; \u4f20\u5165\u4e24\u4e2a\u53c2\u6570\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e0d\u4e3a0\uff1b<\/p>\n<p>2\u3001\u4ece\u4efb\u610f\u4f4d\u7f6e\u6dfb\u52a0\u65b0\u9879 &#8212;&#8211; \u4f20\u5165\u4e09\u4e2a\u53ca\u4ee5\u4e0a\u53c2\u6570\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e3a0\uff1b<\/p>\n<p>3\u3001\u66ff\u6362\u4efb\u610f\u4f4d\u7f6e\u9879 &#8212;&#8211; \u4f20\u5165\u4e09\u4e2a\u53ca\u4ee5\u4e0a\u53c2\u6570\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e0d\u4e3a0\u3002<\/p>\n<pre>var colors = [\"red\", \"green\", \"blue\"];  \r\n  \r\nvar removed = colors.splice(0,1);              \/\/\u5220\u9664\u7b2c\u4e00\u9879  \r\nalert(colors);        \/\/green,blue  \r\n          \r\nremoved = colors.splice(1, 0, \"yellow\", \"orange\");  \/\/\u4ece\u4f4d\u7f6e1\u5f00\u59cb\u63d2\u5165\u4e24\u9879  \r\nalert(colors);       \/\/green,yellow,orange,blue  \r\n  \r\nremoved = colors.splice(1, 1, \"red\", \"purple\");    \/\/\u5c06\u7b2c\u4e8c\u9879\u66ff\u6362\u4e3a\u4f20\u5165\u7684\u4e24\u9879  \r\nalert(colors);       \/\/green,red,purple,orange,blue<\/pre>\n<p class=\"post-copyright\">\u6b22\u8fce\u5206\u4eab\u672c\u6587\uff0c\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u51fa\u5904\uff1a<a href=\"http:\/\/www.qdabc.cn\">\u524d\u7aefABC<\/a> &raquo; <a href=\"http:\/\/www.qdabc.cn\/?p=2137\">JavaScript \u4e2d\u6570\u7ec4\u7684 splice() \u65b9\u6cd5<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>splice( \u5f00\u59cb\u7684\u4f4d\u7f6e\uff0c\u8981\u5220\u9664\u7684\u4e2a\u6570 [\uff0c\u63d2\u5165\u7684\u98791 ] [\uff0c\u63d2\u5165\u7684\u98792\u00a0][&#8230;] ) \u76f4\u63a5\u5bf9\u539f\u6570\u7ec4\u8fdb\u884c\u5904\u7406\uff0c\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\uff0c\u5305\u542b\u4ece\u539f\u6570\u7ec4\u4e2d\u5220\u9664\u7684\u9879\u3002 1\u3001\u5220\u9664\u4efb\u610f\u4f4d\u7f6e\u9879 &#8212; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[9,271,199],"_links":{"self":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/2137"}],"collection":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2137"}],"version-history":[{"count":1,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/2137\/revisions"}],"predecessor-version":[{"id":2138,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/2137\/revisions\/2138"}],"wp:attachment":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2137"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2137"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2137"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}