3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [[1,2],['a','b']]; foreach($a as list($q,$w)) { echo $q.'---'.$w; }

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)
8.3.60.0070.00718.39
8.3.50.0120.00522.05
8.3.40.0000.01518.67
8.3.30.0150.00420.13
8.3.20.0080.00020.20
8.3.10.0050.00322.10
8.3.00.0050.00222.32
8.2.180.0140.00716.63
8.2.170.0070.01422.96
8.2.160.0030.01022.18
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00019.76
8.2.110.0030.00622.09
8.2.100.0080.00417.84
8.2.90.0040.00419.11
8.2.80.0060.00319.33
8.2.70.0030.00617.63
8.2.60.0050.00218.16
8.2.50.0040.00418.07
8.2.40.0080.00018.33
8.2.30.0040.00418.12
8.2.20.0040.00417.71
8.2.10.0000.01017.81
8.2.00.0030.00817.72
8.1.280.0100.01025.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.62
8.1.230.0040.00819.02
8.1.220.0050.00217.74
8.1.210.0080.00018.77
8.1.200.0000.01117.23
8.1.190.0030.00617.50
8.1.180.0040.00419.01
8.1.170.0000.00818.38
8.1.160.0070.00022.12
8.1.150.0070.00018.63
8.1.140.0040.00417.48
8.1.130.0000.00717.88
8.1.120.0030.00417.34
8.1.110.0080.00017.32
8.1.100.0000.00817.46
8.1.90.0000.00717.33
8.1.80.0030.00317.38
8.1.70.0030.00317.37
8.1.60.0060.00317.46
8.1.50.0050.00217.49
8.1.40.0070.00017.46
8.1.30.0040.00417.51
8.1.20.0000.00817.63
8.1.10.0000.00717.55
8.1.00.0000.00717.39
8.0.300.0040.00418.77
8.0.290.0060.00317.05
8.0.280.0040.00418.32
8.0.270.0040.00717.18
8.0.260.0040.00416.82
8.0.250.0040.00416.95
8.0.240.0030.00616.82
8.0.230.0040.00416.94
8.0.220.0000.00716.84
8.0.210.0000.00716.75
8.0.200.0030.00316.90
8.0.190.0040.00416.91
8.0.180.0030.00516.73
8.0.170.0040.00416.79
8.0.160.0070.00016.94
8.0.150.0000.00816.84
8.0.140.0070.00016.84
8.0.130.0000.00613.27
8.0.120.0070.00016.83
8.0.110.0000.00716.90
8.0.100.0000.00816.92
8.0.90.0000.00716.88
8.0.80.0000.01516.84
8.0.70.0000.00716.73
8.0.60.0020.00517.00
8.0.50.0000.00716.67
8.0.30.0080.01217.13
8.0.20.0120.00717.40
8.0.10.0080.00016.83
8.0.00.0100.00716.84
7.4.330.0000.00515.00
7.4.320.0030.00316.58
7.4.300.0000.00716.48
7.4.290.0030.00316.59
7.4.280.0000.00716.41
7.4.270.0000.00716.60
7.4.260.0070.00016.57
7.4.250.0000.00816.59
7.4.240.0050.00216.45
7.4.230.0030.00516.68
7.4.220.0110.00616.61
7.4.210.0050.01016.58
7.4.200.0000.00716.29
7.4.190.0000.00716.70
7.4.160.0080.00816.45
7.4.150.0170.00017.40
7.4.140.0060.01117.86
7.4.130.0060.01216.49
7.4.120.0120.00516.62
7.4.110.0060.01216.59
7.4.100.0060.01916.33
7.4.90.0030.01316.49
7.4.80.0100.00719.39
7.4.70.0150.00616.23
7.4.60.0130.00316.36
7.4.50.0030.00516.46
7.4.40.0060.01022.77
7.4.30.0100.00716.42
7.4.00.0060.01014.98
7.3.330.0000.00513.25
7.3.320.0050.00013.04
7.3.310.0030.00316.25
7.3.300.0030.00316.30
7.3.290.0030.01216.42
7.3.280.0070.00816.28
7.3.270.0110.00517.40
7.3.260.0170.00716.60
7.3.250.0110.00616.35
7.3.240.0130.00316.66
7.3.230.0200.00316.59
7.3.210.0070.01016.55
7.3.200.0100.00719.39
7.3.190.0170.00316.31
7.3.180.0160.00016.27
7.3.170.0100.00716.34
7.3.160.0120.00316.41
7.3.120.0060.01014.89
7.3.110.0070.01114.65
7.3.100.0100.00314.71
7.3.90.0040.01514.68
7.3.80.0030.01015.00
7.3.70.0060.01214.74
7.3.60.0000.01314.71
7.3.50.0130.00315.00
7.3.40.0030.01314.75
7.3.30.0000.01114.95
7.3.20.0070.00716.80
7.3.10.0070.00716.88
7.3.00.0040.01116.56
7.2.330.0030.01416.46
7.2.320.0120.00916.43
7.2.310.0150.00416.71
7.2.300.0070.00716.46
7.2.290.0030.01416.72
7.2.250.0080.01115.27
7.2.240.0100.01015.29
7.2.230.0080.01114.89
7.2.220.0110.00715.30
7.2.210.0000.01015.33
7.2.200.0070.00714.80
7.2.190.0070.00715.11
7.2.180.0100.00715.02
7.2.170.0070.01115.00
7.2.00.0100.00619.22
7.1.330.0060.00615.88
7.1.320.0100.00715.48
7.1.310.0090.00615.63
7.1.300.0040.01115.79
7.1.290.0000.01016.04
7.1.280.0070.00715.71
7.1.270.0030.01515.78
7.1.260.0100.00015.81
7.1.200.0070.00315.85
7.1.100.0070.01118.00
7.1.70.0000.01617.22
7.1.60.0160.00619.43
7.1.50.0040.01416.63
7.1.00.0030.06022.46
7.0.200.0110.00016.82
7.0.140.0030.07322.19
7.0.60.0070.08020.02
7.0.50.0000.04317.88
7.0.40.0030.06320.30
7.0.30.0200.04720.00
7.0.20.0270.07020.19
7.0.10.0370.05020.31
7.0.00.0100.08320.08
5.6.280.0000.07720.81
5.6.210.0170.06720.68
5.6.200.0030.04018.08
5.6.190.0100.07720.56
5.6.180.0370.06320.61
5.6.170.0170.04020.48
5.6.160.0170.07320.52
5.6.150.0070.05718.21
5.6.140.0100.07018.17
5.6.130.0130.04318.22
5.6.120.0030.04320.96
5.6.110.0030.07320.97
5.6.100.0030.08720.96
5.6.90.0100.07021.03
5.6.80.0000.04020.28
5.6.70.0270.03320.36
5.5.350.0100.07720.45
5.5.340.0100.06317.98
5.5.330.0070.08320.20
5.5.320.0230.04720.22
5.5.310.0270.08720.13
5.5.300.0000.07017.97
5.5.290.0200.06717.91
5.5.280.0030.04020.65
5.5.270.0030.06020.85
5.5.260.0030.07720.64
5.5.250.0100.06720.70
5.5.240.0000.04320.11
5.4.450.0730.05019.33
5.4.440.0270.06019.47
5.4.430.0400.05019.46
5.4.420.0170.06319.55
5.4.410.0100.06019.35
5.4.400.1370.05318.54
5.4.390.1770.06718.63
5.4.380.0230.07718.70
5.4.370.0130.05718.55
5.4.360.0170.06018.69
5.4.350.0090.03312.01
5.4.340.0070.03512.01
5.4.320.0040.03712.49
5.4.310.0070.03612.49
5.4.300.0100.04212.50
5.4.290.0080.03612.49
5.4.280.0040.03712.39
5.4.270.0100.03812.39
5.4.260.0090.04012.39
5.4.250.0060.03812.39
5.4.240.0070.05718.80
5.4.230.0170.04318.93
5.4.220.0030.05719.08
5.4.210.0130.05018.82
5.4.200.0100.05318.76
5.4.190.0100.05018.98
5.4.180.0170.06019.01
5.4.170.0030.06018.96
5.4.160.0030.05318.93
5.4.150.0130.05718.77
5.4.140.0170.04316.55
5.4.130.0070.04716.42
5.4.120.0130.04316.58
5.4.110.0100.04716.47
5.4.100.0130.06716.47
5.4.90.0100.04716.39
5.4.80.0100.04716.38
5.4.70.0100.05316.38
5.4.60.0070.05016.32
5.4.50.0100.04716.32
5.4.40.0070.05316.67
5.4.30.0070.05016.54
5.4.20.0030.05316.46
5.4.10.0070.05716.44
5.4.00.0100.05015.75
5.3.290.0060.03812.80
5.3.280.0100.05014.69
5.3.270.0070.05014.54
5.3.260.0030.05714.62
5.3.250.0070.05014.70
5.3.240.0030.06314.64
5.3.230.0070.05014.37
5.3.220.0030.05314.41
5.3.210.0100.05014.57
5.3.200.0130.04014.61
5.3.190.0030.05314.44
5.3.180.0100.04714.57
5.3.170.0100.04714.42
5.3.160.0070.05714.40
5.3.150.0030.06014.59
5.3.140.0070.05014.58
5.3.130.0100.05014.45
5.3.120.0070.05314.56
5.3.110.0070.05314.55
5.3.100.0070.05013.91
5.3.90.0070.04714.01
5.3.80.0230.03714.04
5.3.70.0100.05013.85
5.3.60.0230.03714.15
5.3.50.0100.05013.96
5.3.40.0070.05013.99
5.3.30.0170.03714.00
5.3.20.0100.04713.73
5.3.10.0030.05013.57
5.3.00.0070.05013.49
5.2.170.0030.04311.03
5.2.160.0030.04011.02
5.2.150.0130.03311.16
5.2.140.0030.04711.15
5.2.130.0070.04011.10
5.2.120.0100.03311.01
5.2.110.0130.04711.01
5.2.100.0100.05311.11
5.2.90.0030.04011.00
5.2.80.0100.03710.85
5.2.70.0030.04011.02
5.2.60.0070.04011.06
5.2.50.0030.04310.78
5.2.40.0130.04311.01
5.2.30.0070.06010.88
5.2.20.0070.04010.86
5.2.10.0070.04010.93
5.2.00.0130.04710.78
5.1.60.0030.0379.86
5.1.50.0030.04710.09
5.1.40.0000.0379.86
5.1.30.0100.03010.41
5.1.20.0100.03010.42
5.1.10.0070.03310.13
5.1.00.0000.0409.97
5.0.50.0030.0278.56
5.0.40.0030.0278.29
5.0.30.0070.0408.18
5.0.20.0000.0338.25
5.0.10.0100.0308.20
5.0.00.0070.0378.25
4.4.90.0030.0206.88
4.4.80.0030.0206.88
4.4.70.0070.0176.88
4.4.60.0070.0176.88
4.4.50.0070.0306.88
4.4.40.0070.0406.88
4.4.30.0070.0236.88
4.4.20.0070.0176.88
4.4.10.0030.0206.88
4.4.00.0000.0336.88
4.3.110.0000.0236.88
4.3.100.0000.0236.88
4.3.90.0030.0206.88
4.3.80.0070.0306.88
4.3.70.0000.0276.67
4.3.60.0030.0206.67
4.3.50.0100.0136.67
4.3.40.0030.0306.67
4.3.30.0000.0236.67
4.3.20.0030.0236.67
4.3.10.0000.0236.67
4.3.00.0170.0206.73

preferences:
39.86 ms | 401 KiB | 5 Q