3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "Hello World!"; echo $str . "\n"; echo rtrim($str"); ?>
Output for 7.0.0 - 7.0.1
Parse error: syntax error, unexpected '"', expecting ',' or ')' in /in/gMvsU on line 4
Process exited with code 255.
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16
Parse error: syntax error, unexpected '"' in /in/gMvsU on line 4
Process exited with code 255.
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159.7 ms | 1395 KiB | 25 Q