Angular2电子邮件验证 [英] Angular2 email validation

问题描述

我是学习Angular2的新手，我想制作一个验证表单，用于验证RegEx模式之后的电子邮件.

I am new in learning Angular2, and I want to make a validation form that verifies emails after a RegEx pattern.

我的代码看起来像这样，但是我不知道我做对了还是做错了，有人可以帮我一下吗?

My code looks something like this but I don't have any idea if I am doing it right, or what I did wrong, can somebody please help me a bit?

谢谢！

我修复了它.非常感谢大家.

I fixed it. Thank you a lot everybody.

<div class="alert-email">
    <label for="contactemail">EMAIL: </label>
    <input type="email" id="contactemail" name="contactemail"
           required ng-pattern="/^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/"
           [(ngModel)]="model.contactemail" #contactemail="ngModel"
           placeholder="Your email" /><br><br>
    <div *ngIf="contactemail.errors && (contactemail.dirty || contactemail.touched)" class="alert-email alert-danger-email"><br>
      <div [hidden]="!contactname.errors.required">
        Email is required
      </div>
      <div [hidden]="!contactname.errors">
        Please input a valid email.
      </div>
    </div>
  </div>

推荐答案

尝试类似的事情

<div class="alert-email">
        <label>Email</label>
            <input
                id="contactemail"
                type="text"                
                #contactemail="ngModel"
                [(ngModel)]="model.contactemail"
                required
                pattern="^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$">

        <div class="md-errors-spacer" [hidden]="contactemail.valid || contactemail.untouched">
            <div  *ngIf="contactemail.errors && contactemail.errors.required">
                Email is required
            </div>
            <div  *ngIf="contactemail.errors && contactemail.errors.pattern">
                Email is invalid
            </div>
        </div>
    </div>

这篇关于Angular2电子邮件验证的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！