Using Gravity Forms ‘gform_preview_form_link’ PHP filter

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The gform_preview_form_link filter allows you to customize the admin form preview link in Gravity Forms.

Usage

To use this filter for all forms, add the following code:

add_filter('gform_preview_form_link', 'your_function_name');

Parameters

  • $preview_link (string) – The form preview link HTML.

More information

See Gravity Forms Docs: gform_preview_form_link

Examples

Change the link text

Replace the default ‘Preview’ text with custom text for the form preview link:

add_filter('gform_preview_form_link', function ($preview_link) {
    return str_replace(esc_html__('Preview', 'gravityforms'), 'Your custom link text here', $preview_link);
});

Place this code in the functions.php file of your active theme or a custom functions plugin.

Note: This filter was added in Gravity Forms v2.5 and is located in GFCommon::get_preview_link() in common.php.