验证控件

RequiredFielValidator(验证是否输入信息):

代码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class RequiredFieldValidatorControls : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void btnSubmit_Click(object sender, EventArgs e)
    {
        // IsValid 判断有效
        if ((rfvName.IsValid == true) && (rfvPwd.IsValid == true)){
            lab.Text = "恭喜通过验证";
        }
    }
}

*..* IsValid 判断有效

相关设置：

                  

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RangeValidator（范围验证控件）

代码：

 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class RangeValidatorControls : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void btnSubmit_Click(object sender, EventArgs e)
    {
        if (rvAge.IsValid == true) {
            lab.Text = "您输入的年龄" + txtAge.Text + "通过验证！";
        }
    }
}

 

相关设置：

其他同上。

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RegularExpressionValidator（正则表达式验证）

代码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class RegularExpressionValidatorControls : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void btnSubmit_Click(object sender, EventArgs e)
    {
        if ((revID.IsValid == true) && (revPhone.IsValid == true)) {
            lab.Text = "您输入的身份证号码" + txtID.Text + "和电话号码" + txtPhone.Text + "通过验证"; 
        }
    }
}

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CompareValidator（比较验证）

代码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class CompareValidatorControls : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void btnSubmit_Click(object sender, EventArgs e)
    {
        lab.Text = txtName.Text + "您好！ <br>" + "您第一次输入的密码是：" + txtPwd.Text
            + "<br>" + "您第二次输入的密码是：" + txtPwd2.Text;
    }
}