3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo = str_replace(" ","", []);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Parse error: syntax error, unexpected '=' in /in/63Ltc on line 3
Process exited with code 255.
preferences:
161.39 ms | 1395 KiB | 36 Q