3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 100; $b = 1000E-1 echo $a ===$b
Output for 5.4.0 - 5.4.31
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/t7g19 on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_ECHO in /in/t7g19 on line 5
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 T_ECHO in /in/t7g19 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/t7g19 on line 5
Process exited with code 255.

preferences:
225.53 ms | 1386 KiB | 121 Q