JSF Validator Tags
JSF provides inbuilt validators to validate its UI components. These tags can validates length of field, type of input which can be a custom object.For these tags you need to use the following namespaces of URI in html node.
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:f="http://java.sun.com/jsf/core" >Following are important Validator Tags in JSF 2.0:
| S.N. | Tag & Description |
|---|---|
| 1 | f:validateLength Validates length of a string |
| 2 | f:validateLongRange Validates range of numeric value |
| 3 | f:validateDoubleRange Validates range of float value |
| 4 | f:validateRegex Validate JSF component with a given regular expression. |
| 5 | Custom Validator Creating a custom validator |
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