ACF Template Builder - Using a custom attribute when displaying the ACF field

bbacf_use_custom_attr_google_map.php

add_filter( 'bbacf/helpers/get_acf_field/type=google_map'     ,       'add_red_border' , 11, 5 );

/**
 * add a colored border, using the added sc attr color
 * @param [type] $string       [description]
 * @param [type] $field_object [description]
 * @param [type] $value        [description]
 * @param [type] $atts         [description]
 * @param [type] $postid       [description]
 */
function add_red_border ( $string , $field_object , $value , $atts , $postid ) {
    if ( $atts[ 'color' ] !== null ) return '<div style="border:2px solid '.$atts[ 'color' ].'">' . $string . '</div>';
    return $string;
}