3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['x', 'foo', 'y', 'bar', 'z', 'zed']; $result = []; foreach (array_chunk($array, 2) as [$k, $v]) { $result[$k] = $v; } var_export($result);

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)
8.4.130.0120.00817.64
8.4.120.0130.00720.53
8.4.110.0150.00422.25
8.4.100.0180.00417.50
8.4.90.0170.00418.51
8.4.80.0090.00819.47
8.4.70.0050.00517.79
8.4.60.0130.00818.75
8.4.50.0120.00920.35
8.4.40.0200.00018.50
8.4.30.0040.00718.56
8.4.20.0040.01219.64
8.4.10.0030.00620.41
8.3.260.0110.00816.29
8.3.250.0140.00618.96
8.3.240.0100.00816.45
8.3.230.0090.00916.41
8.3.220.0070.01116.98
8.3.210.0130.00616.57
8.3.200.0150.00416.40
8.3.190.0040.00517.12
8.3.180.0110.00918.46
8.3.170.0160.00317.15
8.3.160.0150.00418.63
8.3.150.0070.01420.73
8.3.140.0070.00716.29
8.3.130.0000.00916.69
8.3.120.0090.00019.02
8.3.110.0050.00316.63
8.3.100.0000.00916.74
8.3.90.0030.00518.54
8.3.80.0080.00319.36
8.3.70.0090.01216.75
8.3.60.0140.00716.38
8.3.50.0110.00823.57
8.3.40.0140.00021.94
8.3.30.0150.00018.71
8.3.20.0070.00024.18
8.3.10.0100.00324.66
8.3.00.0040.01126.16
8.2.290.0090.00622.41
8.2.280.0100.00918.42
8.2.270.0040.01417.18
8.2.260.0110.00616.37
8.2.250.0030.00616.47
8.2.240.0060.00317.42
8.2.230.0040.00420.94
8.2.220.0090.00016.59
8.2.210.0040.00426.77
8.2.200.0070.00416.61
8.2.190.0140.00418.41
8.2.180.0110.00725.92
8.2.170.0140.00719.08
8.2.160.0040.01122.96
8.2.150.0000.00825.66
8.2.140.0070.00324.66
8.2.130.0040.00426.16
8.2.120.0090.00018.89
8.2.110.0070.00420.92
8.2.100.0080.00317.84
8.2.90.0030.00619.17
8.2.80.0030.00517.97
8.2.70.0040.00418.05
8.2.60.0040.00418.22
8.2.50.0040.00418.10
8.2.40.0060.00319.33
8.2.30.0030.00519.19
8.2.20.0040.00418.12
8.2.10.0000.00719.29
8.2.00.0040.00419.29
8.1.330.0130.00721.83
8.1.320.0110.00915.98
8.1.310.0030.00620.04
8.1.300.0030.00717.99
8.1.290.0090.00018.88
8.1.280.0040.01125.92
8.1.270.0080.00023.99
8.1.260.0000.00826.35
8.1.250.0170.00328.09
8.1.240.0090.00019.20
8.1.230.0040.00820.95
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0080.00017.35
8.1.190.0080.00017.35
8.1.180.0060.00318.10
8.1.170.0000.00818.38
8.1.160.0000.00719.05
8.1.150.0070.00018.88
8.1.140.0070.00018.78
8.1.130.0030.00320.18
8.1.120.0040.00417.52
8.1.110.0020.00517.51
8.1.100.0000.00717.32
8.1.90.0000.00817.36
8.1.80.0040.00417.35
8.1.70.0000.00717.34
8.1.60.0030.00617.55
8.1.50.0040.00417.54
8.1.40.0000.00717.51
8.1.30.0040.00417.55
8.1.20.0030.00517.56
8.1.10.0040.00417.58
8.1.00.0000.00717.39
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0030.00318.32
8.0.270.0070.00016.85
8.0.260.0030.00318.38
8.0.250.0000.00716.82
8.0.240.0030.00316.97
8.0.230.0030.00316.96
8.0.220.0030.00316.79
8.0.210.0000.00716.88
8.0.200.0000.00716.88
8.0.190.0030.00516.82
8.0.180.0000.00716.95
8.0.170.0040.00416.96
8.0.160.0080.00016.85
8.0.150.0040.00416.82
8.0.140.0070.00016.86
8.0.130.0000.00513.38
8.0.120.0040.00416.81
8.0.110.0040.00416.93
8.0.100.0040.00416.77
8.0.90.0030.00316.77
8.0.80.0100.00516.79
8.0.70.0040.00416.78
8.0.60.0030.00516.77
8.0.50.0040.00416.79
8.0.30.0130.00317.20
8.0.20.0100.00817.03
8.0.10.0020.00516.80
8.0.00.0140.00416.87
7.4.330.0060.00015.55
7.4.320.0060.00016.40
7.4.300.0000.00616.60
7.4.290.0030.00316.65
7.4.280.0030.00516.48
7.4.270.0070.00016.52
7.4.260.0060.00013.21
7.4.250.0030.00316.37
7.4.240.0000.00716.47
7.4.230.0030.00316.50
7.4.220.0000.00716.66
7.4.210.0110.00616.56
7.4.200.0070.00016.41
7.4.130.0070.01316.45
7.4.120.0070.01616.36
7.4.110.0060.01016.67
7.4.100.0030.01316.60
7.4.90.0090.00916.25
7.4.80.0030.01916.50
7.4.70.0100.01016.38
7.4.60.0150.00816.57
7.4.50.0200.00316.21
7.4.40.0170.00716.23
7.4.30.0100.01316.58
7.4.20.0080.01616.27
7.4.10.0070.01916.47
7.4.00.0120.00916.52
7.3.330.0070.00016.40
7.3.320.0050.00013.05
7.3.310.0040.00416.41
7.3.300.0070.00016.37
7.3.290.0060.01016.32
7.3.260.0130.01016.49
7.3.230.0070.01016.46
7.3.220.0170.00016.38
7.3.210.0030.01416.21
7.3.200.0060.01216.56
7.3.190.0040.01516.31
7.3.180.0110.01016.25
7.3.170.0090.01516.24
7.3.160.0100.01316.28
7.3.150.0040.01916.33
7.3.140.0090.01616.58
7.3.130.0150.00716.23
7.3.120.0100.00916.62
7.3.110.0120.00616.24
7.3.100.0030.01616.32
7.3.90.0130.01016.32
7.3.80.0120.00616.41
7.3.70.0030.01416.37
7.3.60.0150.00916.35
7.3.50.0060.01516.39
7.3.40.0070.01416.33
7.3.30.0100.00916.32
7.3.20.0070.01516.18
7.3.10.0110.00816.31
7.3.00.0100.00716.36
7.2.340.0090.00916.78
7.2.330.0120.00616.66
7.2.320.0090.00916.46
7.2.310.0060.01816.38
7.2.300.0060.01316.69
7.2.290.0060.01316.20
7.2.280.0070.01516.63
7.2.270.0160.00916.59
7.2.260.0150.00916.65
7.2.250.0090.01016.75
7.2.240.0120.01216.66
7.2.230.0140.00716.63
7.2.220.0140.01116.81
7.2.210.0110.00816.40
7.2.200.0150.00316.55
7.2.190.0090.00916.50
7.2.180.0120.01216.54
7.2.170.0120.00616.61
7.2.160.0130.00616.42
7.2.150.0150.00716.63
7.2.140.0190.00616.50
7.2.130.0120.00816.56
7.2.120.0160.00316.72
7.2.110.0080.01116.59
7.2.100.0140.01016.54
7.2.90.0290.00516.67
7.2.80.0140.00716.50
7.2.70.0070.01816.66
7.2.60.0100.01016.54
7.2.50.0110.00816.42
7.2.40.0140.00416.63
7.2.30.0160.00316.61
7.2.20.0060.01316.52
7.2.10.0150.00316.61
7.2.00.0090.00916.55

preferences:
29.36 ms | 403 KiB | 5 Q