3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php function compareByLength() { $a="jani"; $b="kavi"; $aa=strlen($a) <=> strlen($b); //echo "$a Refsnes.<br>"; echo $a; } compareByLength();
Output for 7.0.0 - 7.0.1
Parse error: syntax error, unexpected '<', expecting end of file in /in/uuvGp on line 2
Process exited with code 255.
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16
Parse error: syntax error, unexpected '<' in /in/uuvGp on line 2
Process exited with code 255.
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167.3 ms | 1395 KiB | 25 Q