layui 表单验证旧密码是否输入正确(验证用户名是否被使用,也可以用这种方法)

 <script>  
  
  layui.use(['form'], function(){
  var form = layui.form
  ,layer = layui.layer;
   
//添加验证规则
    form.verify({	
		
		oldPwd : function(value, item){
                if (value.length == 0) {
                    return '请输入旧密码';
                }
                var msg = '';
                $.ajax({
                    url: "/Welcome/getAjaxPassWord/",
                    type: "post",
                    async: false,
                    data: {
                        uname:$('#userAdmin').text(),
						upass:value
                    },
                    dataType: "html",
                    success: function (data) {
                       msg = data;
                    }
                });
                if(msg!='1'){return "旧密码输入错误,请重新输入!";}
            },
		
		

        newPwd : function(value, item){
            if(value.length < 6){
                return "密码长度不能小于6位";
            }
        },
        confirmPwd : function(value, item){
            if(!new RegExp($("#oldPwd").val()).test(value)){
                return "两次输入密码不一致,请重新输入!";
            }
        }
    });
});	
    
	
  </script>  

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转载自blog.csdn.net/k8080880/article/details/78164840