JSF Number Validation

Question

Is there any inbuilt number validator tag in JSF that checks whether an input entered in h:inputext field is a number?

The first question was answered. Edit

Answer 1

JSF Number validation for inputtext mention f:converterNumber component in between h inputText component and mention the attributes integerOnly and type.

If you enter abcd in Mobile textbox at the time when you click on commandbutton it automatically shows an error like

Mobile: 'abcd' is not a number.