var vt = $("#select_all").is(':checked');
$("input[name^='cart_select']").prop('checked',vt);
转载于:https://www.cnblogs.com/xqschool/p/7873232.html
var vt = $("#select_all").is(':checked');
$("input[name^='cart_select']").prop('checked',vt);
转载于:https://www.cnblogs.com/xqschool/p/7873232.html