js对象和jquery对象相互转换
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>js对象和jquery对象转换</title><script type="text/javascript" src="jquery-1.4.3.js"></script></head><body><div id="div"></div><script type="text/javascript">/* * DOM对象转变为jquery对象: * var dom = document.getElementById("#div"); * var jq = $(dom); //jquery对象 * jquery对象转变为DOM对象: * var jq = $("#div"); * var dom = jq.get(0); // js对象 */var d = document.getElementById("#div");$(function () { alert($("#a").get(0));// 返回 js对象 alert($(d)); // 返回 jquery})</script></body></html>
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