Code //驗證若干DropDownList是否有選 //用法:var listIds = new Array("ddlYear", "txtMonth"); // var flag=DropDownExistsEmpty(listIds); function DropDownExistsEmpty(listIds) { for (var i =0; i < listIds.length; i++) { var list = document.getElementById(listIds[i]); if (typeof (list) =="object"&& (list.options.length ==0|| list.options.value.length ==0)) { returntrue; } } returnfalse; }
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2009-02-19 09:51白亚伟
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