3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array(1 => 1, 2 => 2, 3 => 3); foreach($test as $key => &$value) { } uasort($test, function($a, $b) { if($a > $b) return -1; else if($a > $b) return 1; else return 0; }); print_r($test); foreach($test as $key => $value) { } print_r($test);

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)
8.3.60.0140.00418.68
8.3.50.0120.00721.10
8.3.40.0090.00618.59
8.3.30.0140.00018.54
8.3.20.0030.00520.29
8.3.10.0050.00321.78
8.3.00.0000.00817.90
8.2.180.0120.00916.50
8.2.170.0060.00922.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0090.00026.16
8.2.120.0000.00917.50
8.2.110.0040.00422.08
8.2.100.0040.00819.23
8.2.90.0000.00719.28
8.2.80.0080.00017.97
8.2.70.0000.00917.63
8.2.60.0000.00817.92
8.2.50.0000.00818.07
8.2.40.0000.00819.42
8.2.30.0040.00419.49
8.2.20.0040.00417.82
8.2.10.0040.00418.14
8.2.00.0000.00818.12
8.1.280.0110.01425.92
8.1.270.0120.00322.10
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.44
8.1.230.0080.00417.48
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0080.00017.25
8.1.180.0040.00418.10
8.1.170.0060.00318.58
8.1.160.0040.00422.03
8.1.150.0070.00018.91
8.1.140.0000.00717.43
8.1.130.0040.00417.71
8.1.120.0040.00317.37
8.1.110.0000.00717.39
8.1.100.0030.00517.50
8.1.90.0070.00017.43
8.1.80.0060.00317.36
8.1.70.0040.00417.42
8.1.60.0000.00817.57
8.1.50.0080.00017.56
8.1.40.0000.00817.50
8.1.30.0040.00417.55
8.1.20.0050.00217.66
8.1.10.0000.00817.39
8.1.00.0000.00817.33
8.0.300.0050.00318.77
8.0.290.0000.00716.75
8.0.280.0040.00418.44
8.0.270.0030.00317.17
8.0.260.0070.00017.23
8.0.250.0030.00316.97
8.0.240.0040.00417.00
8.0.230.0000.00816.91
8.0.220.0070.00016.94
8.0.210.0000.00816.87
8.0.200.0030.00616.85
8.0.190.0030.00516.93
8.0.180.0100.00016.83
8.0.170.0020.00516.89
8.0.160.0000.00816.89
8.0.150.0040.00416.84
8.0.140.0000.00716.74
8.0.130.0030.00313.36
8.0.120.0080.00016.75
8.0.110.0000.00716.72
8.0.100.0040.00416.84
8.0.90.0070.00016.75
8.0.80.0030.01816.93
8.0.70.0000.00716.96
8.0.60.0000.00716.91
8.0.50.0040.00416.91
8.0.30.0070.01017.07
8.0.20.0130.00717.40
8.0.10.0040.00417.06
8.0.00.0070.01016.84
7.4.330.0000.00515.08
7.4.320.0050.00216.67
7.4.300.0030.00316.60
7.4.290.0000.00716.47
7.4.280.0060.00316.64
7.4.270.0070.00016.53
7.4.260.0070.00016.50
7.4.250.0070.00016.56
7.4.240.0040.00416.59
7.4.230.0000.00716.70
7.4.220.0170.00716.64
7.4.210.0030.01016.64
7.4.200.0030.00316.40
7.4.160.0070.01016.33
7.4.150.0070.01017.40
7.4.140.0090.00917.86
7.4.130.0080.01116.50
7.4.120.0100.00816.59
7.4.110.0080.01616.47
7.4.100.0060.01216.46
7.4.90.0100.01416.51
7.4.80.0200.00619.39
7.4.70.0120.00316.69
7.4.60.0090.00916.47
7.4.50.0040.00416.51
7.4.40.0060.01516.48
7.4.30.0090.01216.46
7.4.00.0100.00614.85
7.3.330.0060.00013.28
7.3.320.0000.00513.23
7.3.310.0030.00316.20
7.3.300.0070.00016.30
7.3.290.0060.01116.32
7.3.280.0050.01316.30
7.3.270.0100.01417.40
7.3.260.0090.00916.48
7.3.250.0120.00616.45
7.3.240.0060.01116.64
7.3.230.0060.01016.64
7.3.210.0030.01416.29
7.3.200.0060.01016.51
7.3.190.0030.01316.36
7.3.180.0060.00916.69
7.3.170.0120.00316.45
7.3.160.0100.01016.32
7.3.10.0060.01016.65
7.3.00.0000.01416.65
7.2.330.0160.00716.81
7.2.320.0060.01316.46
7.2.310.0100.01316.36
7.2.300.0190.00016.82
7.2.290.0120.01216.83
7.2.130.0030.00916.89
7.2.120.0090.00316.98
7.2.110.0080.00617.07
7.2.100.0000.01416.96
7.2.90.0000.01117.00
7.2.80.0030.01016.85
7.2.70.0080.00416.57
7.2.60.0040.00916.81
7.2.50.0140.00317.07
7.2.40.0060.01017.11
7.2.30.0040.01116.68
7.2.20.0050.00816.79
7.2.10.0000.01417.06
7.2.00.0050.00618.20
7.1.250.0040.00716.02
7.1.200.0030.01015.45
7.1.100.0060.00318.05
7.1.70.0030.01017.09
7.1.60.0090.01219.27
7.1.50.0100.01016.96
7.1.00.0070.07322.36
7.0.200.0000.00716.63
7.0.60.0130.06320.07
7.0.50.0000.08017.90
7.0.40.0100.04720.14
7.0.30.0300.07720.27
7.0.20.0200.05720.26
7.0.10.0100.05320.24
7.0.00.0070.09020.06
5.6.280.0030.06320.89
5.6.210.0070.08020.71
5.6.200.0030.08318.12
5.6.190.0100.08020.47
5.6.180.0070.04720.52
5.6.170.0430.07020.52
5.6.160.0030.09320.50
5.6.150.0070.06318.19
5.6.140.0070.04018.23
5.6.130.0030.04018.23
5.6.120.0130.06021.10
5.6.110.0070.08320.96
5.6.100.0030.04721.14
5.6.90.0100.08020.97
5.6.80.0100.07720.39
5.5.350.2170.03020.38
5.5.340.0030.03718.01
5.5.330.0130.07720.32
5.5.320.0000.06720.34
5.5.310.0230.05720.52
5.5.300.0030.04317.96
5.5.290.0030.04018.07
5.5.280.0130.08020.68
5.5.270.0070.09020.65
5.5.260.0130.07020.77
5.5.250.0100.07320.69
5.5.240.0170.07320.04
5.4.450.0800.07319.59
5.4.440.0830.05719.30
5.4.430.0700.06319.68
5.4.420.0730.07019.37
5.4.410.0970.06019.36
5.4.400.0830.07319.25
5.4.390.0570.05719.27
5.4.380.0730.06319.16
5.4.370.0930.06318.83
5.4.360.0830.07319.24
5.4.350.0700.07719.28
5.4.340.0730.09319.15
5.4.320.1030.07019.14
5.4.310.1030.06019.36
5.4.300.0870.06718.99
5.4.290.0900.06319.15
5.4.280.0970.06719.11
5.4.270.1000.06719.21
5.4.260.1030.05019.31
5.4.250.0770.08018.99
5.4.240.0900.05018.99
5.4.230.0830.05719.22
5.4.220.0870.06018.82
5.4.210.0730.05019.20
5.4.200.0930.05019.23
5.4.190.0600.08319.20
5.4.180.0770.06719.11
5.4.170.0700.07019.14
5.4.160.0800.06719.25
5.4.150.0700.08319.18
5.4.140.0700.05316.32
5.4.130.0570.06316.56
5.4.120.0630.05316.43
5.4.110.0700.06316.60
5.4.100.0670.06716.56
5.4.90.0800.06016.15
5.4.80.0530.06016.16
5.4.70.0000.06316.59
5.4.60.0030.07316.56
5.4.50.0070.07016.42
5.4.40.0300.06716.49
5.4.30.0370.03016.52
5.4.20.0300.03016.43

preferences:
63.44 ms | 401 KiB | 5 Q