while syntaxPHP ManualPrevAppendix A. Migrating from PHP/FI 2.0 to PHP 3.0Nextwhile syntax Just like with if..endif, the syntax of while..endwhile has changed as well: Example A-7. Migration: old while..endwhile syntax 1  2 while ($more_to_come); 3  ... 4 endwhile; 5  Example A-8. Migration: new while..endwhile syntax 1  2 while ($more_to_come): 3  ... 4 endwhile; 5  Warning If you use the old while..endwhile syntax in PHP 3.0, you will get a never-ending loop. PrevHomeNextif..endif syntaxUpExpression types