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<html> <meta charset="utf-8"> <head> </head> <body> &l...
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獲取按鈕元素并創(chuàng)建點(diǎn)擊事件。創(chuàng)建一個(gè)監(jiān)聽對(duì)象，如果監(jiān)聽對(duì)象的狀態(tài)返回值是4表示請(qǐng)求已經(jīng)完成并響應(yīng)就緒，再判斷一下如果返回的值是200說明查詢成功。然后新建一個(gè)p標(biāo)簽用于輸出查詢狀態(tài)。var json ...
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<html><meta charset = utf-8><body<p>你好 網(wǎng)頁(yè)這是我的第一個(gè)網(wǎng)頁(yè)</p><div width :400p...
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//HTML: <!-- jquery使用 $(document).ready(function() {}就緒 = windwo.onload = function(){} --> <...
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<!DOCTYPE html><html><head><meta charset="utf-8"><title>阿里巴巴...
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