3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [[1, 2], [3, 4], [5, 6]]; foreach ($arr as $k => list($a, $b)) { var_dump($k, $a, $b); }

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)
8.3.40.0070.01118.66
8.3.30.0120.00618.79
8.3.20.0040.00420.20
8.3.10.0070.00021.86
8.3.00.0000.00719.02
8.2.170.0180.00022.96
8.2.160.0150.00022.21
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00419.79
8.2.110.0050.00519.34
8.2.100.0110.00017.84
8.2.90.0050.00317.84
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0050.00317.93
8.2.50.0040.00418.07
8.2.40.0040.00420.07
8.2.30.0000.00818.22
8.2.20.0020.00517.67
8.2.10.0060.00318.11
8.2.00.0040.00417.60
8.1.270.0080.00018.99
8.1.260.0070.00726.35
8.1.250.0070.00028.09
8.1.240.0090.00020.93
8.1.230.0090.00320.96
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0090.00017.23
8.1.190.0040.00417.11
8.1.180.0080.00018.10
8.1.170.0050.00318.47
8.1.160.0000.00722.01
8.1.150.0040.00418.79
8.1.140.0070.00017.43
8.1.130.0040.00417.81
8.1.120.0040.00417.51
8.1.110.0000.00717.49
8.1.100.0000.00717.25
8.1.90.0040.00417.35
8.1.80.0000.00817.26
8.1.70.0040.00417.41
8.1.60.0090.00017.53
8.1.50.0030.00517.50
8.1.40.0020.00517.51
8.1.30.0000.00817.64
8.1.20.0070.00017.65
8.1.10.0000.00717.57
8.1.00.0000.00817.49
8.0.300.0080.00020.03
8.0.290.0040.00416.75
8.0.280.0070.00018.43
8.0.270.0000.00817.24
8.0.260.0030.00317.21
8.0.250.0040.00416.88
8.0.240.0030.00316.95
8.0.230.0070.00016.96
8.0.220.0000.00716.85
8.0.210.0050.00316.77
8.0.200.0030.00516.94
8.0.190.0030.00617.01
8.0.180.0050.00316.87
8.0.170.0040.00416.89
8.0.160.0070.00016.82
8.0.150.0040.00416.80
8.0.140.0060.00316.72
8.0.130.0000.00613.24
8.0.120.0080.00016.88
8.0.110.0040.00416.89
8.0.100.0080.00016.90
8.0.90.0040.00416.83
8.0.80.0030.01416.84
8.0.70.0000.00816.93
8.0.60.0070.00016.83
8.0.50.0000.00716.77
8.0.30.0120.00817.10
8.0.20.0100.00917.40
8.0.10.0080.00016.88
8.0.00.0100.00816.71
7.4.330.0000.00515.13
7.4.320.0030.00316.52
7.4.300.0030.00316.39
7.4.290.0000.00716.57
7.4.280.0040.00416.57
7.4.270.0000.00716.49
7.4.260.0070.00016.57
7.4.250.0070.00016.53
7.4.240.0040.00316.47
7.4.230.0000.00716.66
7.4.220.0130.00416.40
7.4.210.0060.00816.70
7.4.200.0080.00016.38
7.4.160.0000.01716.46
7.4.150.0120.00617.40
7.4.140.0100.01517.86
7.4.130.0040.01216.53
7.4.120.0070.01116.66
7.4.110.0070.01016.27
7.4.100.0100.00716.43
7.4.90.0090.00816.43
7.4.80.0060.01219.39
7.4.70.0110.00616.36
7.4.60.0100.00616.46
7.4.50.0040.00416.26
7.4.40.0060.01016.43
7.4.30.0100.01316.57
7.4.00.0050.01314.93
7.3.330.0020.00213.30
7.3.320.0060.00013.25
7.3.310.0000.00716.36
7.3.300.0030.00316.15
7.3.290.0080.00616.36
7.3.280.0120.00716.32
7.3.270.0070.01017.40
7.3.260.0130.00316.54
7.3.250.0060.01116.41
7.3.240.0070.01416.47
7.3.230.0120.01216.43
7.3.210.0090.00616.38
7.3.200.0110.01119.39
7.3.190.0080.00816.30
7.3.180.0130.00316.22
7.3.170.0160.00416.43
7.3.160.0070.01116.59
7.3.120.0060.00614.83
7.3.110.0070.01114.84
7.3.100.0070.00714.86
7.3.90.0060.00614.93
7.3.80.0040.00814.77
7.3.70.0030.01014.52
7.3.60.0090.00014.91
7.3.50.0000.01114.52
7.3.40.0040.01414.90
7.3.30.0070.01014.99
7.3.20.0030.01016.78
7.3.10.0090.00916.37
7.3.00.0080.00616.41
7.2.330.0100.00916.68
7.2.320.0100.01016.70
7.2.310.0150.00616.61
7.2.300.0130.01316.47
7.2.290.0100.01216.53
7.2.250.0110.00714.90
7.2.240.0090.00914.97
7.2.230.0030.00915.16
7.2.220.0070.00714.81
7.2.210.0090.00915.07
7.2.200.0090.00314.77
7.2.190.0070.01014.95
7.2.180.0110.00414.64
7.2.170.0070.01015.16
7.2.130.0060.00916.14
7.2.120.0190.00516.31
7.2.110.0170.00316.36
7.2.100.0090.00616.34
7.2.90.0270.00016.67
7.2.80.0130.00616.21
7.2.70.0270.00317.06
7.2.60.0080.01216.59
7.2.50.0170.01016.51
7.2.40.0190.00616.71
7.2.30.0160.00316.20
7.2.20.0100.01016.40
7.2.10.0180.00916.54
7.2.00.0080.01017.95
7.1.330.0040.01115.89
7.1.320.0030.01015.57
7.1.310.0080.00415.60
7.1.300.0060.00615.93
7.1.290.0070.01015.54
7.1.280.0120.00415.95
7.1.270.0120.00016.04
7.1.260.0000.01215.97
7.1.250.0070.01015.23
7.1.200.0030.00915.75
7.1.100.0040.00818.09
7.1.70.0040.00717.27
7.1.60.0070.01419.46
7.1.50.0050.00916.82
7.1.00.0000.08022.35
7.0.200.0150.00514.91
7.0.140.0000.03722.11
7.0.60.0200.07319.89
7.0.50.0100.08017.85
7.0.40.0030.06720.12
7.0.30.0230.05720.00
7.0.20.0200.09020.12
7.0.10.0070.06320.09
7.0.00.0100.08320.16
5.6.280.0070.07021.14
5.6.210.0030.07720.72
5.6.200.0030.06018.13
5.6.190.0030.07320.39
5.6.180.0370.06020.43
5.6.170.0270.04320.48
5.6.160.0000.04320.46
5.6.150.0070.05718.19
5.6.140.0070.06018.16
5.6.130.0070.07318.14
5.6.120.0070.09020.96
5.6.110.0030.07321.02
5.6.100.0070.08020.98
5.6.90.0030.06321.13
5.6.80.0130.07320.37
5.5.350.3100.03720.37
5.5.340.0000.08717.99
5.5.330.0100.03720.36
5.5.320.0100.07320.34
5.5.310.0300.07720.20
5.5.300.0030.04317.91
5.5.290.0100.03318.01
5.5.280.0130.04320.77
5.5.270.0130.08020.89
5.5.260.0270.03720.67
5.5.250.0230.07020.58
5.5.240.0100.07020.28
5.4.450.0530.05019.56
5.4.440.0100.05719.57
5.4.430.0070.05719.42
5.4.420.0070.05719.55
5.4.410.0200.04319.41
5.4.400.0170.04719.23
5.4.390.0230.04718.46
5.4.380.0130.06018.59
5.4.370.0200.05018.58
5.4.360.0230.05018.80
5.4.350.0200.05318.71
5.4.340.0200.05718.50
5.4.320.0200.06018.75
5.4.310.0200.05718.62
5.4.300.0230.05018.79
5.4.290.0100.06018.50
5.4.280.0270.04318.83
5.4.270.0230.04318.62
5.4.260.0230.05018.65
5.4.250.0130.05718.57
5.4.240.0170.05318.49
5.4.230.0370.05018.57
5.4.220.0100.06718.73
5.4.210.0170.05718.51
5.4.200.0300.04016.54
5.4.190.0070.06018.79
5.4.180.0230.04718.56
5.4.170.0170.05318.53
5.4.160.0100.06018.81
5.4.150.0130.06018.70
5.4.140.0300.04316.43
5.4.130.0200.05316.43
5.4.120.0170.05016.21
5.4.110.0130.05316.41
5.4.100.0130.06016.16
5.4.90.0130.06016.23
5.4.80.0230.05016.31
5.4.70.0130.06716.26
5.4.60.0200.05716.22
5.4.50.0170.05016.41
5.4.40.0230.05016.25
5.4.30.0100.05316.30
5.4.20.0130.06316.40
5.4.10.0270.04016.21
5.4.00.0200.04715.88
5.3.290.0070.06714.58
5.3.280.0200.05014.58
5.3.270.0170.06714.57
5.3.260.0070.06714.59
5.3.250.0170.05014.65
5.3.240.0130.05314.59
5.3.230.0200.05314.53
5.3.220.0270.05314.48
5.3.210.0200.05014.67
5.3.200.0200.05014.55
5.3.190.0270.04714.66
5.3.180.0200.05014.55
5.3.170.0200.05014.46
5.3.160.0170.06014.55
5.3.150.0230.05314.65
5.3.140.0230.05714.65
5.3.130.0170.05714.47
5.3.120.0170.06014.45
5.3.110.0200.05014.51
5.3.100.0230.04714.02
5.3.90.0130.05314.00
5.3.80.0200.05314.00
5.3.70.0170.05013.96
5.3.60.0070.06014.08
5.3.50.0030.06313.91
5.3.40.0230.05313.86
5.3.30.0100.05713.98
5.3.20.0100.05713.77
5.3.10.0200.05013.60
5.3.00.0170.07013.56
5.2.170.0130.05011.13
5.2.160.0100.05011.18
5.2.150.0170.04011.18
5.2.140.0200.04011.05
5.2.130.0100.04311.03
5.2.120.0070.04711.09
5.2.110.0130.04311.07
5.2.100.0170.04011.14
5.2.90.0170.04311.03
5.2.80.0100.04711.06
5.2.70.0200.03711.04
5.2.60.0170.04311.08
5.2.50.0170.05310.99
5.2.40.0200.04710.91
5.2.30.0130.04010.93
5.2.20.0130.04011.09
5.2.10.0170.03710.96
5.2.00.0100.04710.73
5.1.60.0000.04310.02
5.1.50.0070.04010.02
5.1.40.0100.03310.12
5.1.30.0130.03310.39
5.1.20.0130.03710.39
5.1.10.0100.03710.13
5.1.00.0130.03310.13
5.0.50.0070.0308.60
5.0.40.0030.0438.39
5.0.30.0130.0508.29
5.0.20.0100.0338.21
5.0.10.0030.0408.30
5.0.00.0030.0508.36
4.4.90.0100.0175.90
4.4.80.0030.0235.89
4.4.70.0030.0275.87
4.4.60.0030.0235.90
4.4.50.0070.0205.87
4.4.40.0070.0375.91
4.4.30.0130.0235.91
4.4.20.0070.0205.98
4.4.10.0200.0176.01
4.4.00.0070.0375.90
4.3.110.0130.0275.81
4.3.100.0030.0235.83
4.3.90.0100.0235.81
4.3.80.0100.0335.86
4.3.70.0030.0275.79
4.3.60.0030.0275.86
4.3.50.0070.0205.80
4.3.40.0030.0375.86
4.3.30.0030.0234.56
4.3.20.0070.0204.62
4.3.10.0030.0234.52
4.3.00.0030.02312.45

preferences:
50.38 ms | 400 KiB | 5 Q