On this page
PatternValidator
directive
A Directive that adds the pattern validator to any controls marked with the pattern attribute, via the NG_VALIDATORS binding. Uses attribute value as the regex to validate Control value against. Follows pattern attribute semantics; i.e. regex must match entire Control value.
NgModules
Selectors
- [pattern][formControlName]
- [pattern][formControl]
- [pattern][ngModel]
Properties
Description
Example
<input [name]="fullName" pattern="[a-zA-Z ]*" ngModel>Methods
| 
          ngOnChanges() 
         | ||
|---|---|---|
| 
 | 
| changes | Type:  | 
Returns
void
| 
          validate() 
         | ||
|---|---|---|
| 
 | 
| control | Type:  | 
Returns
ValidationErrors | null
| 
          registerOnValidatorChange() 
         | ||
|---|---|---|
| 
 | 
| fn | Type:  | 
Returns
void
© 2010–2019 Google, Inc.
Licensed under the Creative Commons Attribution License 4.0.
 https://v6.angular.io/api/forms/PatternValidator