Description
The “gform_next_button” filter allows the markup for the next button to be changed, giving the user control over how it looks.
Usage
Apply to all forms.
add_filter( 'gform_next_button', 'my_next_button_markup', 10, 2 );
Apply to a specific form.
add_filter( 'gform_next_button_10', 'my_next_button_markup', 10, 2 );
Parameters
- $next_button string
The default markup for the next button.
$form Form ObjectThe current form.
Examples
Change input to button
See gform_submit_button example 1.
Append a JavaScript action to the button
Adds an onclick action to the submit button.
add_filter( 'gform_submit_button', 'add_onclick', 10, 2 );
function add_onclick( $button, $form ) {
$fragment = WP_HTML_Processor::create_fragment( $button );
$fragment->next_token();
$onclick = trim( (string) $fragment->get_attribute( 'onclick' ) );
if ( ! empty( $onclick ) && substr( $onclick, -1 ) !== ';' ) {
$onclick .= ';';
}
$onclick .= " addAdditionalAction('Additional Action');";
$fragment->set_attribute( 'onclick', $onclick );
return $fragment->get_updated_html();
}
Source Code
This filter is located in GFFormDisplay::get_field() form_display.php.
Placement
This code can be used in the functions.php file of the active theme, a custom functions plugin, a custom add-on, or with a code snippets plugin.
See also the PHP section in this article: Where Do I Put This Code?