3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tt = 444,555,666,777; var_dump(ctype_xdigit(str_replace(',', '', $tt));
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.17
Parse error: syntax error, unexpected ',' in /in/TdPHY on line 2
Process exited with code 255.
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181.24 ms | 1395 KiB | 53 Q