3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code={"Title": "The Cuckoos Calling","Author": "Robert Galbraith","Detail": {"Publisher": "Little Brown"}}; foreach($code as $key=>$value) echo "$key : $value; ?>
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.29
Parse error: syntax error, unexpected '{' in /in/4mmNL on line 2
Process exited with code 255.
preferences:
170.7 ms | 1395 KiB | 66 Q