如何使用自定义验证控件检查电子邮件ID的可用性 [英] How to Check availibility for Email id using Custom validation control

问题描述

你好，
我想要使​​用自定义验证控件和格式检查可用性
您可以引导或发送任何代码段吗?

Hello,
I want Check availabity using Custom validation control and format
can u guide or send any snippets

推荐答案

我还没有使用过此类代码.但是此链接可能对您有所帮助.

I have not work with such things yet. But this link might be helpful for you.

如果您的意思是验证"而不是可用，则可以使用Reg Ex.

这是有关操作方法的资料.

Reg Ex电子邮件有效期 [

If you mean "validate" instead of available you can do it with Reg Ex.

Here is a source on how to do it.

Reg Ex Email validity[^]

If you really mean availability that seems odd. If there were a simple way everyone would be spammed upon every email they ever generate.

Fortunately there is not.

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