validators.email angular code example

Example 1: angular email regular expression

validateEmail(email) {
 const regularExpression = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
 return regularExpression.test(String(email).toLowerCase());
}

Example 2: email validation pattern angular

pattern="[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,3}$"

Example 3: angular email validation

<input type="email" name="email" ngModel email>
<input type="email" name="email" ngModel email="true">
<input type="email" name="email" ngModel [email]="true">

Example 4: validation maxlength angular

Validators.maxLength(11)