3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "\n"; echo sha1($a)."\n"; $b = "\n "; echo sha1($b)."\n"; echo "111111111111111111\n"; $a = "\x34\x32\x2E"; echo $a."\n"; echo sha1($a)."\n"; echo strlen($a)."\n"; var_dump($a=="42")."\n"; $b = '\x34\x32\x2E'; echo $b."\n"; echo strlen($b)."\n"; var_dump($b=="42")."\n";

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50.95 ms | 402 KiB | 5 Q