3v4l.org

run code in 300+ PHP versions simultaneously
<?php $file = '/etc/passwd'; $handle = fopen($file, 'r'); $data = fread($handle, filesize($file); fclose($handle); echo $data;

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.40.0130.05716.42
5.4.30.0200.07016.48
5.4.20.0130.04716.45
5.4.10.0270.06016.39
5.4.00.0170.05715.89
5.3.140.0230.07014.49
5.3.130.0270.06314.39
5.3.120.0130.06714.50
5.3.110.0270.07014.44
5.3.100.0200.07013.87
5.3.90.0170.07313.87
5.3.80.0200.06013.79
5.3.70.0200.07314.00
5.3.60.0270.06313.77
5.3.50.0130.05713.88
5.3.40.0270.06313.89
5.3.30.0170.06713.84
5.3.20.0300.06313.54
5.3.10.0200.07013.42
5.3.00.0170.06713.40

preferences:
132.52 ms | 1398 KiB | 7 Q