{"id":1738,"date":"2017-03-27T15:34:18","date_gmt":"2017-03-27T07:34:18","guid":{"rendered":"http:\/\/www.qdabc.cn\/?p=1738"},"modified":"2017-03-27T15:34:18","modified_gmt":"2017-03-27T07:34:18","slug":"javascript-pop-shift-unshift-push","status":"publish","type":"post","link":"http:\/\/www.qdabc.cn\/?p=1738","title":{"rendered":"JavaScript pop() shift() unshift() push()"},"content":{"rendered":"

pop() \u65b9\u6cd5\u7528\u4e8e\u5220\u9664\u6570\u7ec4\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u5e76\u8fd4\u56de\u5220\u9664\u7684\u5143\u7d20\u3002
\nvar fruits = [“Banana”, “Orange”, “Apple”, “Mango”];
\nfruits.pop();
\nfruits \u7ed3\u679c\u8f93\u51fa\uff1a
\nBanana,Orange,Apple
\nshift() \u65b9\u6cd5\u7528\u4e8e\u628a\u6570\u7ec4\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u4ece\u5176\u4e2d\u5220\u9664\uff0c\u5e76\u8fd4\u56de\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u503c\u3002
\nvar fruits = [“Banana”, “Orange”, “Apple”, “Mango”];
\nfruits.shift()
\nfruits\u7ed3\u679c\u8f93\u51fa:
\nOrange,Apple,Mango
\nunshift() \u65b9\u6cd5\u53ef\u5411\u6570\u7ec4\u7684\u5f00\u5934\u6dfb\u52a0\u4e00\u4e2a\u6216\u66f4\u591a\u5143\u7d20\uff0c\u5e76\u8fd4\u56de\u65b0\u7684\u957f\u5ea6\u3002
\nvar fruits = [“Banana”, “Orange”, “Apple”, “Mango”];
\nfruits.unshift(“Lemon”,”Pineapple”);
\nfruits \u5c06\u8f93\u51fa\uff1a
\nLemon,Pineapple,Banana,Orange,Apple,Mango
\npush() \u65b9\u6cd5\u53ef\u5411\u6570\u7ec4\u7684\u672b\u5c3e\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\uff0c\u5e76\u8fd4\u56de\u65b0\u7684\u957f\u5ea6\u3002
\nvar fruits = [“Banana”, “Orange”, “Apple”, “Mango”];
\nfruits.push(“Kiwi”)
\nfruits \u7ed3\u679c\u8f93\u51fa\uff1a
\nBanana,Orange,Apple,Mango,Kiwi<\/p>\n

\u6b22\u8fce\u5206\u4eab\u672c\u6587\uff0c\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u51fa\u5904\uff1a\u524d\u7aefABC<\/a> » JavaScript pop() shift() unshift() push()<\/a><\/p>","protected":false},"excerpt":{"rendered":"

pop() \u65b9\u6cd5\u7528\u4e8e\u5220\u9664\u6570\u7ec4\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u5e76\u8fd4\u56de\u5220\u9664\u7684\u5143\u7d20\u3002 var fruits = [“Banana”, “Orange”, “Appl […]<\/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],"_links":{"self":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/1738"}],"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=1738"}],"version-history":[{"count":1,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/1738\/revisions"}],"predecessor-version":[{"id":1739,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/1738\/revisions\/1739"}],"wp:attachment":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1738"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1738"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}