1. class
  2. Joomla
  3. \
  4. CMS
  5. \
  6. Form
  7. \
  8. Rule
  9. \
  10. CssIdentifierSubstringRule

CssIdentifierSubstringRule

Since: 3.10.7

class CssIdentifierSubstringRule extends FormRule

Form Rule class for the Joomla Platform.

Properties

protected string Since: 1.6
$regex

The regular expression to use in testing a form field value.

 from  FormRule
protected string Since: 1.6
$modifiers

The regular expression modifiers to use when testing a form field value.

 from  FormRule

Methods

bool
test(SimpleXMLElement $element, mixed $value, string $group = null, Registry|null $input = null, Form|null $form = null)

Method to test if a string is a valid CSS identifier substring

Details

bool test(SimpleXMLElement $element, mixed $value, string $group = null, Registry|null $input = null, Form|null $form = null)

Since: 3.10.7

Method to test if a string is a valid CSS identifier substring

Parameters

SimpleXMLElement $element

The SimpleXMLElement object representing the <field> tag for the form field object.
mixed $value

The form field value to validate.
string $group

The field name group control value. This acts as an array container for the field. For example if the field has name="foo" and the group value is set to "bar" then the full field name would end up being "bar[foo]".
Registry|null $input

An optional Registry object with the entire data set to validate against the entire form.
Form|null $form

The form object for which the field is being tested.

Return Value

bool

True if the value is valid, false otherwise.