3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(0=>'a',1=>'b',2=>'c',3=>'d'); while(list($k, $v) = each($a)){ echo $k.'-'.$v; } shuffle_assoc($a); print_r($a); ?>

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)
8.3.70.0130.00616.63
8.3.60.0160.00318.43
8.3.50.0100.00922.06
8.3.40.0120.00318.83
8.3.30.0100.00318.81
8.3.20.0000.00819.96
8.3.10.0040.00422.09
8.3.00.0040.00422.52
8.2.180.0110.00416.50
8.2.170.0040.01122.96
8.2.160.0090.00920.95
8.2.150.0000.00824.18
8.2.140.0140.00024.66
8.2.130.0050.00326.16
8.2.120.0050.00319.95
8.2.110.0060.00322.30
8.2.100.0090.00317.72
8.2.90.0000.00917.79
8.2.80.0040.00418.03
8.2.70.0000.00917.93
8.2.60.0030.00518.03
8.2.50.0050.00318.10
8.2.40.0000.00820.96
8.2.30.0070.00019.05
8.2.20.0040.00417.66
8.2.10.0040.00419.53
8.2.00.0040.00417.66
8.1.280.0110.01125.92
8.1.270.0040.00421.74
8.1.260.0050.00326.35
8.1.250.0060.00628.09
8.1.240.0040.00420.31
8.1.230.0110.00022.68
8.1.220.0000.00719.12
8.1.210.0030.00618.77
8.1.200.0030.00617.23
8.1.190.0060.00317.35
8.1.180.0040.00418.10
8.1.170.0040.00418.84
8.1.160.0040.00420.11
8.1.150.0040.00418.54
8.1.140.0040.00418.76
8.1.130.0050.00217.80
8.1.120.0040.00417.38
8.1.110.0040.00417.40
8.1.100.0000.00717.38
8.1.90.0000.00817.38
8.1.80.0070.00017.38
8.1.70.0000.00717.26
8.1.60.0030.00517.53
8.1.50.0000.00817.54
8.1.40.0030.00617.46
8.1.30.0040.00417.70
8.1.20.0000.00917.52
8.1.10.0040.00417.55
8.1.00.0000.00717.36
8.0.300.0000.00723.58
8.0.290.0000.00716.75
8.0.280.0030.00318.38
8.0.270.0000.00717.24
8.0.260.0070.00016.82
8.0.250.0030.00416.81
8.0.240.0000.00816.82
8.0.230.0000.00716.82
8.0.220.0040.00316.91
8.0.210.0040.00416.91
8.0.200.0090.00016.77
8.0.190.0080.00016.84
8.0.180.0030.00616.82
8.0.170.0000.00716.90
8.0.160.0070.00016.95
8.0.150.0070.00016.95
8.0.140.0050.00216.85
8.0.130.0030.00313.40
8.0.120.0000.00816.86
8.0.110.0080.00016.79
8.0.100.0050.00216.98
8.0.90.0040.00416.73
8.0.80.0000.01516.83
8.0.70.0070.00016.87
8.0.60.0040.00416.76
8.0.50.0040.00416.88
8.0.30.0090.00917.02
8.0.20.0060.01117.40
8.0.10.0080.00016.87
8.0.00.0080.00816.78
7.4.330.0030.00315.09
7.4.320.0030.00316.58
7.4.300.0030.00516.51
7.4.290.0040.00416.51
7.4.280.0030.00316.35
7.4.270.0090.00016.53
7.4.260.0000.00716.44
7.4.250.0070.00016.51
7.4.240.0020.00616.54
7.4.230.0070.00016.58
7.4.220.0030.01316.56
7.4.210.0090.00516.62
7.4.200.0050.00316.63
7.4.190.0030.00316.45
7.4.160.0080.00816.65
7.4.150.0040.01317.40
7.4.140.0170.00817.86
7.4.130.0100.00916.57
7.4.120.0050.01216.60
7.4.110.0100.01016.45
7.4.100.0060.01116.64
7.4.90.0060.01216.66
7.4.80.0140.00419.39
7.4.70.0130.00316.51
7.4.60.0120.00616.55
7.4.50.0040.00016.49
7.4.40.0070.00722.77
7.4.30.0090.00616.63
7.4.00.0030.01214.92
7.3.330.0030.00313.18
7.3.320.0050.00013.23
7.3.310.0030.00316.26
7.3.300.0030.00316.39
7.3.290.0070.00716.45
7.3.280.0070.00816.42
7.3.270.0030.01517.40
7.3.260.0030.01416.42
7.3.250.0090.01016.46
7.3.240.0090.00916.54
7.3.230.0080.00816.39
7.3.210.0110.00516.46
7.3.200.0140.00319.39
7.3.190.0130.01016.50
7.3.180.0080.01116.43
7.3.170.0120.00316.53
7.3.160.0050.01116.16
7.3.120.0080.00314.91
7.2.330.0090.00916.43
7.2.320.0170.00716.71
7.2.310.0100.00716.46
7.2.300.0150.00816.23
7.2.290.0080.00916.50
7.2.60.0040.01116.77
7.2.00.0000.01219.45
7.1.200.0040.01115.75
7.1.100.0000.01017.98
7.1.70.0050.00516.99
7.1.60.0070.01819.82
7.1.50.0090.00316.78
7.1.00.0000.08022.31
7.0.200.0070.00316.54
7.0.140.0000.08022.08
7.0.100.0170.06720.05
7.0.90.0100.06019.84
7.0.80.0070.08319.88
7.0.70.0100.07720.12
7.0.60.0100.07719.95
7.0.50.0170.05020.34
7.0.40.0070.06020.07
7.0.30.0170.04020.14
7.0.20.0070.08320.00
7.0.10.0070.08320.09
7.0.00.0070.08020.11
5.6.280.0030.07720.82
5.6.250.0130.06020.72
5.6.240.0070.07720.59
5.6.230.0070.07720.56
5.6.220.0130.03320.51
5.6.210.0130.03720.49
5.6.200.0100.07021.17
5.6.190.0130.06720.95
5.6.180.0070.06721.03
5.6.170.0100.08021.06
5.6.160.0070.03721.07
5.6.150.0100.06021.02
5.6.140.0070.05720.95
5.6.130.0100.07720.93
5.6.120.0100.08021.07
5.6.110.0100.07721.15
5.6.100.0000.05321.09
5.6.90.0100.08020.92
5.6.80.0070.06720.46
5.6.70.0130.07320.39
5.6.60.0000.06020.38
5.6.50.0130.03020.48
5.6.40.0070.07720.45
5.6.30.0070.04020.45
5.6.20.0070.08020.29
5.6.10.0100.08020.53
5.6.00.0200.06320.47
5.5.380.0330.05720.40
5.5.370.0230.03320.56
5.5.360.0000.05720.39
5.5.350.0130.06720.46
5.5.340.0130.04320.90
5.5.330.0100.06320.87
5.5.320.0070.08320.88
5.5.310.0170.04320.82
5.5.300.0070.06320.90
5.5.290.0030.04020.63
5.5.280.0130.08020.88
5.5.270.0170.07320.89
5.5.260.0030.08020.86
5.5.250.0100.08020.45
5.5.240.0000.08020.27
5.5.230.0070.06720.02
5.5.220.0030.06020.16
5.5.210.0100.06020.17
5.5.200.0030.04720.27
5.5.190.0070.07320.14
5.5.180.0130.07020.18
5.5.160.0000.04020.08
5.5.150.0130.03020.24
5.5.140.0100.03320.12
5.5.130.0070.04020.11
5.5.120.0000.04320.10
5.5.110.0070.03720.09
5.5.100.0070.03720.11
5.5.90.0100.03320.04
5.5.80.0100.02720.07
5.5.70.0030.04020.04
5.5.60.0000.03720.11
5.5.50.0000.04020.11
5.5.40.0130.02720.09
5.5.30.0030.03319.92
5.5.20.0070.03020.09
5.5.10.0000.03720.07
5.5.00.0100.02720.02
5.4.450.0170.06019.23
5.4.440.0000.09019.22
5.4.430.0070.07719.26
5.4.420.0070.04319.43
5.4.410.0030.08019.25
5.4.400.0100.07719.10
5.4.390.0100.05719.09
5.4.380.0100.07019.03
5.4.370.0130.05718.96
5.4.360.0070.07319.03
5.4.350.0070.03319.07
5.4.340.0030.08318.93
5.4.320.0100.06319.03
5.4.310.0000.05319.13
5.4.300.0070.03718.97
5.4.290.0100.03018.80
5.4.280.0000.04719.02
5.4.270.0100.03018.79
5.4.260.0270.02019.23
5.4.250.0030.04018.96
5.4.240.0000.03319.11
5.4.230.0030.03718.96
5.4.220.0100.07018.97
5.4.210.0030.04019.05
5.4.200.0000.04019.22
5.4.190.0070.03318.93
5.4.180.0030.03018.86
5.4.170.0000.04018.96
5.4.160.0070.03318.94
5.4.150.0000.03319.12
5.4.140.0070.03016.27
5.4.130.0070.03316.32
5.4.120.0030.03316.28
5.4.110.0000.04016.30
5.4.100.0000.04016.20
5.4.90.0030.03316.21
5.4.80.0030.03716.29
5.4.70.0030.03016.24
5.4.60.0100.03016.45
5.4.50.0070.02716.21
5.4.40.0070.02716.38
5.4.30.0000.03716.32
5.4.20.0030.04316.40
5.4.10.0030.03716.30
5.4.00.0000.03715.77
5.3.290.0030.04015.69
5.3.280.0070.03315.69
5.3.270.0070.02715.69
5.3.260.0030.03715.69
5.3.250.0070.03715.69
5.3.240.0030.04315.69
5.3.230.0000.04015.69
5.3.220.0000.04315.69
5.3.210.0000.04715.69
5.3.200.0000.04015.69
5.3.190.0030.03715.69
5.3.180.0100.03015.69
5.3.170.0100.04315.69
5.3.160.0030.03715.69
5.3.150.0000.04015.69
5.3.140.0070.03315.69
5.3.130.0000.03715.69
5.3.120.0100.03015.69
5.3.110.0100.03315.69
5.3.100.0030.03715.69
5.3.90.0100.03015.69
5.3.80.0030.03715.69
5.3.70.0000.03315.69
5.3.60.0030.03015.69
5.3.50.0030.03315.69
5.3.40.0000.04015.69
5.3.30.0000.03315.69
5.3.20.0070.03015.69
5.3.10.0100.02315.69
5.3.00.0030.04315.69
5.2.170.0000.03015.69
5.2.160.0130.01715.69
5.2.150.0030.02715.69
5.2.140.0030.03315.69
5.2.130.0000.03015.69
5.2.120.0000.03015.69
5.2.110.0030.04015.69
5.2.100.0030.05315.69
5.2.90.0030.06315.69
5.2.80.0070.04715.69
5.2.70.0030.06315.69
5.2.60.0070.04315.69
5.2.50.0070.02315.69
5.2.40.0100.02015.69
5.2.30.0030.06315.69
5.2.20.0030.05315.69
5.2.10.0030.06015.69
5.2.00.0070.05715.69
5.1.60.0030.05015.69
5.1.50.0100.01715.69
5.1.40.0030.04715.69
5.1.30.0000.02715.69
5.1.20.0000.06015.69
5.1.10.0000.02715.69
5.1.00.0130.04315.69
5.0.50.0070.01715.69
5.0.40.0070.01315.69
5.0.30.0000.03715.69
5.0.20.0070.02715.69
5.0.10.0000.04015.69
5.0.00.0000.03015.69
4.4.90.0000.03715.69
4.4.80.0000.01715.69
4.4.70.0000.02715.69
4.4.60.0030.03015.69
4.4.50.0070.03315.69
4.4.40.0000.02715.69
4.4.30.0000.03315.69
4.4.20.0000.01715.69
4.4.10.0000.03315.69
4.4.00.0000.04315.69
4.3.110.0000.03715.69
4.3.100.0030.01315.69
4.3.90.0030.03315.69
4.3.80.0030.02715.69
4.3.70.0070.03015.69
4.3.60.0000.02315.69
4.3.50.0030.02015.69
4.3.40.0070.04715.69
4.3.30.0000.03015.69
4.3.20.0030.03715.69
4.3.10.0000.02715.69
4.3.00.0030.03315.69

preferences:
44.17 ms | 401 KiB | 5 Q