The above shows an error message for the First Name as it must start with a Capital letter.
Validations on email and mobile fields are shown as below: Note that the Submit button will be enabled only when all entries are valid.
In that case, the previous value of the field is restored, and the user has to enter the data again.
Net validating checkbox
This means that if the first Name field is changed and if the value is invalid as per the Angular validation directive e.g. separate error message for maxlength, required, pattern etc.
To implement it, we need to define separate The Mobile numbers can accept only 12 digits (includes country code).
In the latter case, we set rc to false, and also display an error message.
When you play around with the function, you’ll notice that the validation function is only called when the focus leaves the field, so you have to click outside of the field to actually make that error message pop up.