3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time = (string) time(); $time = strrev($time); $time = substr($time, 0, 6); echo 64_base_encode($time);
Output for 5.4.0 - 5.4.27
Parse error: syntax error, unexpected '_base_encode' (T_STRING), expecting ',' or ';' in /in/BiW6a on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING, expecting ',' or ';' in /in/BiW6a on line 7
Process exited with code 255.
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181.76 ms | 1395 KiB | 64 Q