<!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=utf-8" /><title>无标题文档</title></head><body><form name='form1' method="post" id="form1" action="XXOO"> <input type="hidden" id="checkIds" name="checkIds" value="" /> <label> <input name="tid" type="checkbox" id="tid" value="1" /> </label> <label> <input name="tid" type="checkbox" id="tid" value="2" /> </label> <label> <input name="tid" type="checkbox" id="tid" value="3" /> </label> <label> <input name="tid" type="checkbox" id="tid" value="4" /> </label> <label> <input name="tid" type="checkbox" id="tid" value="5" /> </label></form><p><a href="javascript:;" onclick="submitForm();">DOM</a></p><p><a href="Javascript:;" onclick="submitForm2();">JQ</a></p><script src="http://code.jquery.com/jquery-latest.js"></script> <script language="javascript">//JS原生DOM方式获取选中的多选框的function submitForm(){ var chestr = ""; var str = document.getElementsByName("tid"); for (i=0;i<str.length;i++) { if(str[i].checked == true) { chestr+=str[i].value+","; } } if(chestr == "") { alert("请先选择一件商品！"); } else { document.getElementById("checkIds").value=chestr.substring(0,chestr.length-1); alert(document.getElementById("checkIds").value); document.getElementById("form1").submit(); } }//JQ方式获取选中的多选框的值function submitForm2(){ var chestr = ""; $("input[name='tid']:checked").each(function(i) { if(0==i){ chestr = $(this).val(); }else{ chestr += (","+$(this).val()); } }); if(chestr == "") { alert("请先选择一件商品！"); } else { $("#checkIds").val(chestr); alert($("#checkIds").val()); $("#form1").submit(); }}</script></body></html>
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