3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=(1<<0); $b=(1<<$a); $c=(1<<$b); echo ($c||$b)<<2*$a|$a; $a=(1<<0); $b=(1<<1); echo $b|$a; $a=0x01; $b=0x02; printf('%x', ($a<<$b.$b));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
532a
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: The behavior of unparenthesized expressions containing both '.' and '>>'/'<<' will change in PHP 8: '<<'/'>>' will take a higher precedence in /in/u1CYW on line 11 53400000
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 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 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.26
53400000
preferences:
297.52 ms | 404 KiB | 454 Q