based on previous make validation for required in reactive forms
The solution for “based on previous make validation for required in reactive forms” can be found here. The following code will assist you in solving the problem.
this.userCustomForm.get(‘age’).valueChanges.subscribe(val => {
if (condition) {
this.userCustomForm.controls[‘licenseNo’].setValidators([Validators.required]);
} else {
this.userCustomForm.controls[‘licenseNo’].clearValidators();
}
this.userCustomForm.controls[‘licenseNo’].updateValueAndValidity();
});
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