Custom, dynamic date range

add_action(‘frm_date_field_js’, ‘limit_my_date_field’); function limit_my_date_field($field_id){ if($field_id == ‘field_FIELDKEY‘){ //change FIELDKEY to the key of your date field echo ‘,minDate:0,maxDate:+60‘; } }Continue reading

Use shortcode throughout HTML in form

add_filter( ‘frm_filter_final_form’, ‘filter_hide_this’ ); function filter_hide_this( $form ) { global $shortcode_tags; $original_shortcodes = $shortcode_tags; $limited_shortcodes = array( ‘hidethis’ => $shortcode_tags[‘hidethis’] ); $shortcode_tags = $limited_shortcodes; $form = do_shortcode( $form ); $shortcode_tags = $original_shortcodes; return $form; } add_filter( ‘frm_do_html_shortcodes’, ‘__return_false’ );Continue reading

Add javascript to your form

add_action(‘frm_entries_footer_scripts’, ‘set_custom_limit’, 20, 2); function set_custom_limit($fields, $form){ if($form->id != 5) return; //change 5 to the ID of your form ?> //add javascript here <?php }Continue reading

Limit the number of characters

add_action(‘frm_entries_footer_scripts’, ‘set_custom_limit’, 20, 2); function set_custom_limit($fields, $form){ if($form->id != 5) return; //change 5 to the ID of your form ?> jQuery(document).ready(function($){ $(‘#field_FIELDKEYHERE’).change(function(){ if($(this).val().length > 15) $(this).val($(this).val().substr(0, 15)); }); }); <?php }Continue reading

Set the Formidable stylesheet

add_filter(‘get_frm_stylesheet’, ‘my_custom_stylesheet’, 30, 2); function my_custom_stylesheet($previous_css, $location=’header’){ global $frm_vars; if ( ! isset($frm_vars[‘css_loaded’]) || ! $frm_vars[‘css_loaded’] ) { $css_file[‘formidable’] = admin_url(‘admin-ajax.php’) . ‘?action=frmpro_css’; } return $css_file; }Continue reading

Show ten rows

add_filter( ‘frm_repeat_start_rows’, ‘frm_set_ten_rows’, 10, 2); function frm_set_ten_rows( $row_num, $field ){ if ( $field[‘id’] == 508 ) { $row_num = 10; } return $row_num; }Continue reading

Basic Usage

add_filter(‘frm_custom_html’, ‘frm_customize_html’, 20, 2); function frm_customize_html($default_html, $field_type){ //$default_html = ‘change HTML here’; return $default_html; }Continue reading

Change ReCaptcha Language

add_filter(‘frm_recaptcha_lang’, ‘change_my_captcha_lang’, 10, 2); function change_my_captcha_lang($lang, $field){ if($field[‘id’] == 25) { //change 25 to the ID of the first captcha field to change $lang = ‘fr‘; //change this to the language code of your choice } return $lang; }Continue reading

Add a class to an input field

add_filter(‘frm_field_classes’, ‘add_input_class’, 10, 2); function add_input_class($classes, $field){ if($field[‘id’] == 25){ //change 25 to the ID of your field $classes .= ‘ my_class’; } return $classes; }Continue reading