验证控件

Posted 2020-07-09 晨落梦公子

RequiredFielValidator(验证是否输入信息):

代码：

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Web;
 5 using System.Web.UI;
 6 using System.Web.UI.WebControls;
 7 
 8 public partial class RequiredFieldValidatorControls : System.Web.UI.Page
 9 {
10     protected void Page_Load(object sender, EventArgs e)
11     {
12 
13     }
14     protected void btnSubmit_Click(object sender, EventArgs e)
15     {
16         // IsValid 判断有效
17         if ((rfvName.IsValid == true) && (rfvPwd.IsValid == true)){
18             lab.Text = "恭喜通过验证";
19         }
20     }
21 }

View Code

*..* IsValid 判断有效

相关设置：

                  

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RangeValidator（范围验证控件）

代码：

 

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Web;
 5 using System.Web.UI;
 6 using System.Web.UI.WebControls;
 7 
 8 public partial class RangeValidatorControls : System.Web.UI.Page
 9 {
10     protected void Page_Load(object sender, EventArgs e)
11     {
12 
13     }
14     protected void btnSubmit_Click(object sender, EventArgs e)
15     {
16         if (rvAge.IsValid == true) {
17             lab.Text = "您输入的年龄" + txtAge.Text + "通过验证！";
18         }
19     }
20 }

View Code

 

相关设置：

其他同上。

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RegularExpressionValidator（正则表达式验证）

代码：

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Web;
 5 using System.Web.UI;
 6 using System.Web.UI.WebControls;
 7 
 8 public partial class RegularExpressionValidatorControls : System.Web.UI.Page
 9 {
10     protected void Page_Load(object sender, EventArgs e)
11     {
12 
13     }
14     protected void btnSubmit_Click(object sender, EventArgs e)
15     {
16         if ((revID.IsValid == true) && (revPhone.IsValid == true)) {
17             lab.Text = "您输入的身份证号码" + txtID.Text + "和电话号码" + txtPhone.Text + "通过验证"; 
18         }
19     }
20 }

View Code

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CompareValidator（比较验证）

代码：

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Web;
 5 using System.Web.UI;
 6 using System.Web.UI.WebControls;
 7 
 8 public partial class CompareValidatorControls : System.Web.UI.Page
 9 {
10     protected void Page_Load(object sender, EventArgs e)
11     {
12 
13     }
14     protected void btnSubmit_Click(object sender, EventArgs e)
15     {
16         lab.Text = txtName.Text + "您好！ <br>" + "您第一次输入的密码是：" + txtPwd.Text
17             + "<br>" + "您第二次输入的密码是：" + txtPwd2.Text;
18     }
19 }

View Code