8月232014
js全选checkbox
js全选checkbox <input type="checkbox" name="selectall" value=on onclick="selectAll()"> <script> function selectAll(form) { var obj = document.getElementsByName('selectall'); var cks = document.getElementsByTagName("input"); var ckslen = cks.length; for(var i=0;i<ckslen-1;i++) { if(cks[i].type == 'checkbox') { cks[i].checked = obj[0].checked; } } } </script>
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