3v4l.org

run code in 300+ PHP versions simultaneously
<?php $file_name = '\\foo\\bar\\baz'; $file_name = 'baz'; $ext = substr($file_name, strrpos($file_name,'\\')+1) echo $ext;
Output for 5.6.38, 7.1.0 - 7.1.23, 7.2.0 - 7.2.11
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/G6JIq on line 6
Process exited with code 255.
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174.42 ms | 1395 KiB | 44 Q