3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * Check if a string starts with a substring * * @param string $string * @param string $substr * @return bool */ function str_starts_with(string $string, string $substr): bool { return strpos($string, $substr) === 0; } var_dump( str_starts_with("This is test!", "This"));
Output for 8.5.0 - 8.5.1
Fatal error: Cannot redeclare function str_starts_with() in /in/sIhrQ on line 9 Stack trace: #0 {main}
Process exited with code 255.
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.4.1 - 8.4.14
Fatal error: Cannot redeclare function str_starts_with() in /in/sIhrQ on line 9
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.18, 8.2.0 - 8.2.5, 8.2.26 - 8.2.29, 8.3.14 - 8.3.28
Fatal error: Cannot redeclare str_starts_with() in /in/sIhrQ on line 9
Process exited with code 255.
Output for 8.1.19 - 8.1.33, 8.2.6 - 8.2.25, 8.3.0 - 8.3.13
Fatal error: Cannot redeclare str_starts_with() in /in/sIhrQ on line 11
Process exited with code 255.
Output for 7.1.25 - 7.1.32, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
bool(true)
Output for 4.3.9
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/sIhrQ on line 9
Process exited with code 255.

preferences:
186.19 ms | 414 KiB | 5 Q