3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); ini_set('display_errors', 'on'); $mas= FALSE; var_dump($mas); var_dump($mas['fsfs']); var_dump($mas['fsfs']['sdfsdfds']);
Output for 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
bool(false) Warning: Trying to access array offset on false in /in/qqABG on line 7 NULL Warning: Trying to access array offset on false in /in/qqABG on line 8 Warning: Trying to access array offset on null in /in/qqABG on line 8 NULL
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 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29
bool(false) Warning: Trying to access array offset on value of type bool in /in/qqABG on line 7 NULL Warning: Trying to access array offset on value of type bool in /in/qqABG on line 8 Warning: Trying to access array offset on value of type null in /in/qqABG on line 8 NULL
Output for 7.4.0 - 7.4.33
bool(false) Notice: Trying to access array offset on value of type bool in /in/qqABG on line 7 NULL Notice: Trying to access array offset on value of type bool in /in/qqABG on line 8 Notice: Trying to access array offset on value of type null in /in/qqABG on line 8 NULL
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
bool(false) NULL NULL

preferences:
178.29 ms | 412 KiB | 5 Q