table表格的checkbox的全选和选中
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<div class="panel-group">
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<div class="panel-heading">
列表
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<div class="panel-body">
<div class="list-op" id="list_op">
<button type="button" class="btn btn-default btn-sm">
<span class="glyphicon glyphicon-plus" aria-hidden="true"></span>新增
</button>
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<span class="glyphicon glyphicon-pencil" aria-hidden="true"></span>修改
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<table class="table table-bordered table-hover">
<thead>
<tr class="success">
<th>类别编号</th>
<th>类别名称</th>
<th>类别组</th>
<th>状态</th>
<th>说明</th>
</tr>
</thead>
<tbody>
<tr>
<td>C00001</td>
<td>机车</td>
<td>机车</td>
<td>有效</td>
<td>机车头</td>
</tr>
<tr>
<td>C00002</td>
<td>车厢</td>
<td>机车</td>
<td>有效</td>
<td>载客车厢</td>
</tr>
</tbody>
</table>
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<script>
$(function(){
function initTableCheckbox() {
var $thr = $("table thead tr");
var $tbr = $("table tbody tr");
var $checkAllTh = $("<th><input type="checkbox" id="checkAll" name="checkAll" /></th>");
/*将全选/反选复选框添加到表头最前，即增加一列*/
$thr.prepend($checkAllTh);
/*“全选/反选”复选框*/
var $checkAll = $thr.find("input");
$checkAll.click(function(event){
/*将所有行的选中状态设成全选框的选中状态*/
$tbr.find("input").prop("checked",$(this).prop("checked"));
/*并调整所有选中行的CSS样式*/
if ($(this).prop("checked")) {
$tbr.find("input").parent().parent().addClass("warning");
} else{
$tbr.find("input").parent().parent().removeClass("warning");
}
/*阻止向上冒泡，以防再次触发点击操作*/
event.stopPropagation();
});
/*点击全选框所在单元格时也触发全选框的点击操作*/
$checkAllTh.click(function(){
$(this).find("input").click();
});
var $checkItemTd = $("<td><input type="checkbox" name="checkItem" /></td>");
/*每一行都在最前面插入一个选中复选框的单元格*/
$tbr.prepend($checkItemTd);
/*点击每一行的选中复选框时*/
$tbr.find("input").click(function(event){
/*调整选中行的CSS样式*/
$(this).parent().parent().toggleClass("warning");
/*如果已经被选中行的行数等于表格的数据行数，将全选框设为选中状态，否则设为未选中状态*/
$checkAll.prop("checked",$tbr.find("input:checked").length == $tbr.length ? true : false);
/*阻止向上冒泡，以防再次触发点击操作*/
event.stopPropagation();
});
/*点击每一行时也触发该行的选中操作*/
$tbr.click(function(){
$(this).find("input").click();
});
}
initTableCheckbox();
});
</script>
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</html>声明：该文观点仅代表作者本人，入门客AI创业平台信息发布平台仅提供信息存储空间服务，如有疑问请联系rumenke@qq.com。
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