Use typed signature
add_filter(‘frm_graph_value’, ‘my_custom_graph_value’, 10, 2); function my_custom_graph_value( $value, $field ) { if ( is_object( $field ) && $field->type == ‘signature’ ) { if ( is_array( $value ) ) { if ( ( ! isset( $value[‘output’] ) || empty( $value[‘output’] ) )…Continue reading