3v4l.org

run code in 300+ PHP versions simultaneously
<?php $aDatas = array( array('a', 'apple'), array('b', 'boy') ); [, $s] = $aDatas; var_dump($aDatas[]);

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)
7.2.30.0120.01317.68
7.2.20.0170.00817.77
7.2.10.0110.01217.47
7.2.00.0970.01317.72
7.1.150.0100.01016.49
7.1.140.0170.01416.41
7.1.130.0090.01416.45
7.1.120.0110.00916.34
7.1.110.0070.01216.15
7.1.100.0080.01216.00
7.1.90.0090.01415.95
7.1.80.0160.00615.99
7.1.70.0100.00815.00
7.1.60.0290.01433.20
7.1.50.0270.01432.77
7.1.40.0240.01232.45
7.1.30.0790.01132.68
7.1.20.0260.01332.85
7.1.10.0060.01414.44
7.1.00.0070.01414.65

preferences:
142.88 ms | 1394 KiB | 7 Q