get_field( [
'id' => 'ticket_id',
] );
if ( empty( $fields ) ) {
return;
}
$field = current( $fields );
if ( 1 !== preg_match( '/^\w{3}-\w{4}$/', $field['value'] ) ) {
$ajax_handler->add_error( $field['id'], 'Invalid Ticket ID, it must be in the format XXX-XXXX' );
}
}, 10, 2 );
?>
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