jquery动态添加和删除表单

<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title>DOM动态添加</title>
		<script type="text/javascript" src="../js/jquery/jquery-3.0.0.min.js"></script>
	</head>

	<body>
        <div class="well well-sm">

            <span class="form-tip" onclick="add_user()"><font color="#428bca">点击添加用户信息</font></span>
            <span class="form-tip" onclick="delete_user()"><font color="#428bca">删除</font></span>
            <div class="form-group" id="addUser">
                <!--				<label class="form-label">游戏截图:</label>
<input type="file" name="jietu[]" class="form-input">-->
                <div class="list">
                    <div class="layui-form-item">
                        <label class="layui-form-label"><span class="red-star">*</span>会员姓名</label>
                        <div class="layui-input-block">
                            <input type="text" name="userName" lay-verify="required" maxlength="25" autocomplete="off" placeholder="请输入会员姓名" class="layui-input" value="${obj.userName}">
                        </div>
                    </div>
                    <div class="layui-form-item">
                        <label class="layui-form-label"><span class="red-star">*</span>会员身份证号</label>
                        <div class="layui-input-block">
                            <input type="text" name="userCardNo" lay-verify="required" maxlength="25" autocomplete="off" placeholder="请输入会员身份证号" class="layui-input" value="${obj.userCardNo}">
                        </div>
                    </div>
                    <div class="layui-form-item">
                        <label class="layui-form-label"><span class="red-star">*</span>会员手机号</label>
                        <div class="layui-input-block">
                            <input type="text" name="userMobile" lay-verify="required" maxlength="25" autocomplete="off" placeholder="请输入会员手机号" class="layui-input" value="${obj.userMobile}">
                        </div>
                    </div>
                    <div class="remove">删除</div>
                    </br>
            </div>

        </div>
        </div>
	</body>
	<script type="text/javascript">
		function add_user() {
			var addUser = $('#addUser');
			var list=$(".list")[0].outerHTML;
			addUser.append(list);
		}

		function delete_user() {
			//var addUser = document.getElementById('addUser').childNodes;
			var $list=$(".list");
			var length=$list.length;
			if (!(length<=1)) {
				var list=$list.last().remove();
			}
		}
		$("#addUser").on("click",".remove",function () {
			var $list=$(".list");
			var length=$list.length;
			if (!(length<=1)) {
				$(this).parents(".list").remove();
			}
		})
	</script>

</html>

jquery动态添加和删除表单