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jQuery使用prepend()方法在元素前新增內容用法執行個體，jqueryprepend
本文執行個體講述了jQuery使用prepend()方法在元素前新增內容的用法。分享給大家供大家參考。具體分析如下：
下面的代碼可實現在文本前和列表前添加新的元素
<!DOCTYPE html><html><head><script src="js/jquery.min.js"></script><script>$(document).ready(function(){ $("#btn1").click(function(){ $("p").prepend("<b>Prepended text</b>. "); }); $("#btn2").click(function(){ $("ol").prepend("<li>Prepended item</li>"); });});</script></head><body><p>This is a paragraph.</p><p>This is another paragraph.</p><ol><li>List item 1</li><li>List item 2</li><li>List item 3</li></ol><button id="btn1">Prepend text</button><button id="btn2">Prepend list item</button></body></html>
希望本文所述對大家的jQuery程式設計有所協助。
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