add_action( 'wp_head', function () {
// ACF must be active and we must be on a single page/post.
if ( ! function_exists( 'get_fields' ) || ! is_singular() ) {
return;
}
$fields = get_fields( get_the_ID() );
if ( empty( $fields ) || ! is_array( $fields ) ) {
return;
}
// Drop empty values so the block's built-in fallback text is used instead.
$fields = array_filter( $fields, function ( $v ) {
return $v !== '' && $v !== null && $v !== false;
} );
if ( empty( $fields ) ) {
return;
}
echo "\n\n";
}, 5 );
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