checkbox的全選和取消全選按鈕的js
阿新 • • 發佈:2019-02-18
<span style="font-size:18px;">//全選、取消全選 function selectAll() { var checked = $("#checkall").attr("checked"); $("input[name='checkbox_name']").each(function() { if (checked) { $(this).attr("checked", "checked");//全選 if (allarr.length > 0) { for ( var i = 0; i < allarr.length; i++) { if (allarr[i] != $(this).val()) { allarr.push($(this).val()); break; } } } else { allarr.push($(this).val()); } } else { $(this).removeAttr("checked");//取消全選 for ( var i = 0; i < allarr.length; i++) { if (allarr[i] == $(this).val()) { allarr.splice(i, 1); } } } </span>}); }