3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t1 = decbin(8); echo $t1; echo "\n"; $t2 = substr($t1, 0, 6); echo $t2; echo "\n"; $t3 = bindec('100000'); echo $t3; echo "\n"; var_dump(chr(32)); //echo $t4; echo "\n"; echo chr(bindec(substr(decbin(193), 0, 6)));
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 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
1000 1000 32 string(1) " " 0

preferences:
275.67 ms | 405 KiB | 456 Q