前端LayUI监听事件实例代码汇总

<div class="layui-form-item">
	<label class="layui-form-label">资源类型：</label>
	<div class="layui-input-inline" style="width: 50%">
		<input type="radio" name="kind" lay-filter="kindradio" value="1" title="课件">
		<input type="radio" name="kind" lay-filter="kindradio" value="2" title="视频">
	</div>
</div>

<div class="layui-form-item">
	<label class="layui-form-label">选择资源：</label>
	<div class="layui-input-inline" style="width: 50%">
		<select name="public_kejian_id" lay-search="" lay-filter="source"  lay-verify="required" id="kejian_opt">
									
		</select>
	</div>
</div>

// 监听
form.on('radio(kindradio)',function (data) {
	// 清空下拉框内容
	$('#kejian_opt').empty();
	var section_id = $('[name="section_id"]').val()
	console.log(data)	
	$.ajax({
		url:'getKejianVideo',
		type:'POST',
		dataType:'JSON',
		data:{kind:data.value,section_id:section_id},
		success:function (res) {
			console.log(res)
			if (res.code == '200') {
				if (data.value == '1') {
					var tag = '课件';
				}else if (data.value == '2') {
					var tag = '视频';
				}
				var html = "<option value=''>--直接选择或搜索选择--</option>";  
                $(res.data).each(function (v, k) {  
                    html += "<option value='" + k.id + "'>【"+tag+"】"+k.filename+"</option>";  
                });  
                //把遍历的数据放到select里面  
                $("#kejian_opt").append(html);
			}else{
				layer.msg(res.message)
			}  
			//重新刷新了一下下拉框  
            form.render('select'); 
		}
	})
})

<select name="public_kejian_id" lay-search="" lay-filter="source"  lay-verify="required" id="kejian_opt">
									
</select>

// 监听下拉框
form.on('select(source)',function (data) {
	console.log('选中的id：'+data.value)
	var selectedText = data.elem[data.elem.selectedIndex].text;
	console.log('选中的文字：' + selectedText);
})

// layui监听提交
  form.on('submit(demo1)', function(data){
    layer.alert(JSON.stringify(data.field), {
      title: '最终的提交信息'
    })
    return false;
  });

<form class="form-horizontal layui-form" role="form"  lay-filter="example">
	<label for="username" class="col-sm-4 control-label">姓名：
        <input type="text" name="username" id="username" value="" class="form-control">
    </label>
	<button class="layui-btn btn-info" id="submit">提交</button>
</form>
<script>
	$("#submit").click(function () {
        var username = $("#username").val();
        $.ajax(.....);   // 省略ajax提交
    });
</script>