3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ["600" => 0, "aaa" => 1]; ksort($array, SORT_REGULAR); var_dump($array); var_dump(array_key_first($array) <=> array_key_last($array));

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)
8.3.60.0040.01118.30
8.3.50.0090.00620.17
8.3.40.0160.00320.19
8.3.30.0110.00718.56
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0050.00226.16
8.2.180.0040.01825.92
8.2.170.0040.01618.96
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0090.00022.25
8.2.100.0100.00317.78
8.2.90.0000.00818.03
8.2.80.0000.00819.22
8.2.70.0040.00817.38
8.2.60.0050.00317.91
8.2.50.0050.00518.05
8.2.40.0000.00817.91
8.2.30.0040.00417.94
8.2.20.0000.00719.25
8.2.10.0080.00018.08
8.2.00.0050.00219.22
8.1.280.0040.01425.92
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00322.53
8.1.230.0030.01020.98
8.1.220.0060.00317.79
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0080.00017.35
8.1.180.0030.00618.10
8.1.170.0000.00718.87
8.1.160.0000.00719.01
8.1.150.0080.00018.67
8.1.140.0040.00417.45
8.1.130.0000.00718.85
8.1.120.0000.00817.46
8.1.110.0040.00417.40
8.1.100.0070.00017.45
8.1.90.0110.00017.34
8.1.80.0110.00417.42
8.1.70.0120.00517.38
8.1.60.0150.00417.54
8.1.50.0110.00517.48
8.1.40.0180.00017.40
8.1.30.0120.00517.52
8.1.20.0050.01017.61
8.1.10.0140.00417.44
8.1.00.0110.00817.48
8.0.300.0030.00620.10
8.0.290.0040.00416.63
8.0.280.0030.00318.44
8.0.270.0000.00716.82
8.0.260.0000.00718.44
8.0.250.0000.00716.94
8.0.240.0030.00516.82
8.0.230.0040.00416.87
8.0.220.0070.00416.81
8.0.210.0110.00516.83
8.0.200.0100.00516.90
8.0.190.0080.00616.79
8.0.180.0120.00216.75
8.0.170.0120.00216.90
8.0.160.0130.00116.81
8.0.150.0140.00216.73
8.0.140.0090.00516.71
8.0.130.0130.00216.81
8.0.120.0150.00016.79
8.0.110.0060.00816.77
8.0.100.0130.00316.79
8.0.90.0100.00516.72
8.0.80.0110.00416.72
8.0.70.0140.00216.70
8.0.60.0140.00216.79
8.0.50.0090.00416.75
8.0.30.0060.00716.86
8.0.20.0110.00416.92
8.0.10.0110.00416.91
7.4.330.0020.00216.82
7.4.320.0070.00016.61
7.4.300.0120.00616.53
7.4.290.0100.00816.47
7.4.280.0110.00216.53
7.4.270.0120.00716.55
7.4.260.0090.00516.51
7.4.250.0110.00416.54
7.4.240.0080.00516.51
7.4.230.0120.00116.47
7.4.220.0130.00116.47
7.4.210.0080.00616.56
7.4.200.0080.00716.53
7.4.190.0080.00616.53
7.4.180.0120.00216.49
7.4.160.0110.00416.57
7.4.150.0060.00816.46
7.4.140.0100.00516.35
7.4.130.0110.00316.45
7.4.120.0120.00216.40
7.4.110.0090.00516.37
7.4.100.0070.00716.51
7.4.90.0050.00916.47
7.4.80.0110.00416.27
7.4.70.0100.00316.41
7.4.60.0140.00016.45
7.4.50.0070.00716.34
7.4.40.0120.00116.26
7.4.30.0080.00516.34
7.4.20.0090.00416.33
7.4.10.0070.00616.40
7.4.00.0130.00316.41

preferences:
31.24 ms | 400 KiB | 5 Q