3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach( $errors_count = 1; $errors_count < 5; $errors_count++ ) { echo 'Current code:'.PHP_EOL; var_dump( 'unknown_upgrade_error_' . $errors_count + 1 ); echo PHP_EOL.'Fixed code:'.PHP_EOL; var_dump( 'unknown_upgrade_error_' . ( $errors_count + 1 ) ); }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.28, 7.2.0 - 7.2.18, 7.3.0 - 7.3.5
Parse error: syntax error, unexpected ';' in /in/iNtUe on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected ';' in /in/iNtUe on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/iNtUe on line 3
Process exited with code 255.
preferences:
311.52 ms | 1395 KiB | 304 Q