3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [1, 2, 3], [4, 5, 6] ]; foreach ($array as &$row) { array_unshift($row, 'X'); } var_export($array);

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)
8.5.10.0080.01020.01
8.5.00.0120.01021.80
8.4.150.0030.00014.05
8.4.140.0120.00817.43
8.4.130.0150.00617.60
8.4.120.0120.00820.54
8.4.110.0110.00922.30
8.4.100.0140.00724.00
8.4.90.0150.00518.48
8.4.80.0120.01017.74
8.4.70.0110.01017.95
8.4.60.0170.00818.85
8.4.50.0140.00817.71
8.4.40.0100.01017.71
8.4.30.0040.00418.86
8.4.20.0100.00717.95
8.4.10.0090.00622.01
8.3.280.0120.00818.39
8.3.270.0030.00516.41
8.3.260.0100.01016.54
8.3.250.0080.01018.84
8.3.240.0120.00716.41
8.3.230.0100.01116.41
8.3.220.0040.00517.37
8.3.210.0090.00916.54
8.3.200.0050.00516.45
8.3.190.0040.00518.86
8.3.180.0160.00316.52
8.3.170.0140.00016.92
8.3.160.0110.00716.63
8.3.150.0110.00717.14
8.3.140.0120.00616.31
8.3.130.0140.00018.53
8.3.120.0060.00320.66
8.3.110.0060.01220.94
8.3.100.0100.00724.06
8.3.90.0120.00626.77
8.3.80.0090.00018.30
8.3.70.0120.00316.58
8.3.60.0090.01216.38
8.3.50.0120.00620.03
8.3.40.0110.00420.29
8.3.30.0030.01418.68
8.3.20.0090.00024.18
8.3.10.0060.00324.66
8.3.00.0080.00026.16
8.2.290.0040.00520.26
8.2.280.0060.00418.31
8.2.270.0100.01016.60
8.2.260.0090.00918.73
8.2.250.0080.00316.61
8.2.240.0080.00817.28
8.2.230.0090.00022.58
8.2.220.0140.00037.54
8.2.210.0100.00326.77
8.2.200.0040.00716.75
8.2.190.0070.00716.58
8.2.180.0090.00925.92
8.2.170.0110.00418.91
8.2.160.0140.00022.96
8.2.150.0070.00025.66
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00026.16
8.2.110.0090.00019.39
8.2.100.0040.00817.72
8.2.90.0040.00419.48
8.2.80.0080.00017.63
8.2.70.0060.00317.63
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0040.00418.03
8.2.30.0080.00017.98
8.2.20.0000.00719.23
8.2.10.0040.00418.18
8.2.00.0020.00519.39
8.1.330.0120.00722.08
8.1.320.0130.00616.24
8.1.310.0050.00318.57
8.1.300.0150.00018.16
8.1.290.0070.00330.84
8.1.280.0040.01125.92
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00022.19
8.1.230.0100.00320.78
8.1.220.0050.00317.78
8.1.210.0000.00818.84
8.1.200.0070.00317.35
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0000.00718.86
8.1.150.0040.00418.69
8.1.140.0040.00417.40
8.1.130.0000.00718.88
8.1.120.0000.00717.50
8.1.110.0070.00017.34
8.1.100.0080.00817.36
8.1.90.0120.00417.35
8.1.80.0120.00517.40
8.1.70.0120.00517.25
8.1.60.0160.00317.41
8.1.50.0120.00617.42
8.1.40.0150.00317.34
8.1.30.0180.00017.60
8.1.20.0210.00017.51
8.1.10.0160.00417.45
8.1.00.0170.00417.35
8.0.300.0070.00020.07
8.0.290.0070.00016.75
8.0.280.0030.00318.34
8.0.270.0000.00718.00
8.0.260.0070.00318.43
8.0.250.0000.00716.96
8.0.240.0060.00016.84
8.0.230.0130.00416.81
8.0.220.0130.00216.81
8.0.210.0150.00016.75
8.0.200.0130.00316.86
8.0.190.0120.00316.89
8.0.180.0130.00316.82
8.0.170.0090.00616.93
8.0.160.0110.00516.68
8.0.150.0170.00016.78
8.0.140.0120.00616.78
8.0.130.0080.00816.76
8.0.120.0110.00516.82
8.0.110.0060.01016.84
8.0.100.0110.00516.86
8.0.90.0090.00916.86
8.0.80.0120.00716.87
8.0.70.0150.00316.78
8.0.60.0080.00916.87
8.0.50.0050.01216.87
8.0.30.0080.00816.85
8.0.20.0170.00316.81
8.0.10.0190.00316.95
7.4.330.0040.00015.55
7.4.320.0000.00616.45
7.4.300.0170.00316.51
7.4.290.0120.00816.37
7.4.280.0170.00316.58
7.4.270.0140.00516.39
7.4.260.0120.00416.55
7.4.250.0090.00415.95
7.4.240.0090.00416.18
7.4.230.0090.00416.26
7.4.220.0100.00716.14
7.4.210.0060.00616.43
7.4.200.0070.00616.29
7.4.190.0060.00616.57
7.4.180.0130.00016.27
7.4.160.0100.00316.39
7.4.150.0080.00516.22
7.4.140.0040.00915.94
7.4.130.0060.00616.11
7.4.120.0120.00016.23
7.4.110.0030.01116.06
7.4.100.0100.00216.59
7.4.90.0090.00415.99
7.4.80.0060.00616.24
7.4.70.0130.00015.98
7.4.60.0090.00416.29
7.4.50.0130.00015.95
7.4.40.0090.00516.23
7.4.30.0060.00615.84
7.4.20.0090.00316.39
7.4.10.0090.00316.38
7.4.00.0090.00216.20

preferences:
103.19 ms | 403 KiB | 5 Q