Angular 4 has a built-in email validation tag that can be added within the input fields and only will need to set the email validation error (with a custom message), if not a valid email address. We can also use the custom regular expression like [ Validators.pattern ("[^ @]*@[^ @]*")] to validate an email or other stuff also. Email_RegExp = /^(([^<>()\[\]\\.,;:\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,}))$/; Syntax – Built-in Email Validation Tags < input type = "email" ng-model = "string" [ name = "string" ] [ required = "string" ] [ ng-required = "string" ] [ ng-minlength = "number" ] [ ng-maxlength = "number" ] [ pattern = "string" ] [ ng-pattern = "string" ] [ ng-change = "string" ] > Angular Mo...
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