Validation Filters

gform_allowable_tags

Use this filter to enable HTML or specify accepted HTML tags in submitted entry data.

gform_field_validation

Use this filter to create custom validation logic for a field.

gform_form_validation_errors

The gform_form_validation_errors filter enables the list of validation errors, which will be displayed at the top of the form, to be overridden.

gform_form_validation_errors_markup

The gform_form_validation_errors_markup filter enables the markup for the validation errors list, which is located at the top of the form, to be overridden.

gform_is_duplicate

This filter is executed during the validation of fields marked with the "No Duplicates" rule. Use this hook to specify a custom duplicate validation logic.

gform_is_valid_conditional_logic_operator

Filter which checks whether the operator is valid. Allows custom operators to be validated.

gform_is_valid_url

Filters the result of URL validations, allowing for custom validation to be performed.

gform_rfc_url_validation

Enables and disables RFC URL validation.

gform_search_criteria_entry_limit_validation

The gform_search_criteria_entry_limit_validation filter can be used to modify the search criteria used to get the current entry count for the entry limit validation.

gform_validate_required_file_exists

Allow add-ons and custom code to skip the file validation.