3v4l.org

run code in 300+ PHP versions simultaneously
<?php function mycallback(&$result, $current) { $result[$current] = $current; } var_dump(array_reduce(range('a', 'z'), 'mycallback'));

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)
8.3.40.0070.00718.91
8.3.30.0140.00318.78
8.3.20.0000.00720.38
8.3.10.0070.00021.86
8.3.00.0000.00822.39
8.2.170.0120.00322.96
8.2.160.0100.00320.39
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00419.66
8.2.110.0070.00422.09
8.2.100.0080.00319.33
8.2.90.0040.00419.28
8.2.80.0050.00219.31
8.2.70.0000.00817.63
8.2.60.0060.00317.93
8.2.50.0030.00518.07
8.2.40.0080.00018.16
8.2.30.0040.00418.05
8.2.20.0000.00817.71
8.2.10.0040.00417.80
8.2.00.0040.00417.61
8.1.270.0080.00020.35
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00323.98
8.1.230.0110.00019.21
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.30
8.1.180.0050.00318.65
8.1.170.0070.00018.48
8.1.160.0060.00322.11
8.1.150.0000.00718.52
8.1.140.0040.00417.34
8.1.130.0000.00817.74
8.1.120.0000.00817.23
8.1.110.0000.00717.28
8.1.100.0040.00417.37
8.1.90.0080.00017.26
8.1.80.0070.00017.32
8.1.70.0000.00717.24
8.1.60.0050.00217.39
8.1.50.0000.01017.39
8.1.40.0000.00817.32
8.1.30.0040.00417.49
8.1.20.0000.00817.49
8.1.10.0030.00617.40
8.1.00.0070.00017.37
8.0.300.0000.00718.77
8.0.290.0000.00716.93
8.0.280.0030.00318.26
8.0.270.0070.00016.72
8.0.260.0000.00616.79
8.0.250.0070.00016.94
8.0.240.0040.00416.89
8.0.230.0000.00716.77
8.0.220.0000.00716.84
8.0.210.0030.00516.79
8.0.200.0000.00816.75
8.0.190.0040.00416.88
8.0.180.0070.00016.84
8.0.170.0000.00916.87
8.0.160.0070.00016.81
8.0.150.0040.00416.75
8.0.140.0050.00316.79
8.0.130.0060.00013.21
8.0.120.0080.00016.81
8.0.110.0000.00716.80
8.0.100.0040.00416.78
8.0.90.0070.00016.93
8.0.80.0110.00416.70
8.0.70.0040.00416.83
8.0.60.0040.00416.69
8.0.50.0030.00516.81
8.0.30.0110.01217.12
8.0.20.0090.01217.40
8.0.10.0040.00416.93
8.0.00.0080.01416.84
7.4.330.0000.00515.00
7.4.320.0000.00616.35
7.4.300.0060.00016.49
7.4.290.0040.00416.38
7.4.280.0040.00416.37
7.4.270.0000.00716.39
7.4.260.0000.00716.42
7.4.250.0000.00716.35
7.4.240.0030.00316.39
7.4.230.0000.00716.21
7.4.220.0030.01416.50
7.4.210.0070.00916.46
7.4.200.0030.00316.54
7.4.190.0060.00016.48
7.4.160.0100.00616.45
7.4.150.0110.01117.40
7.4.140.0080.01117.86
7.4.130.0130.00416.40
7.4.120.0100.01016.36
7.4.110.0120.00616.21
7.4.100.0070.00916.45
7.4.90.0090.01416.21
7.4.80.0060.01519.39
7.4.70.0070.01016.32
7.4.60.0070.01016.53
7.4.50.0040.00416.18
7.4.40.0030.01322.77
7.4.30.0040.01516.32
7.4.00.0060.01214.85
7.3.330.0000.00513.10
7.3.320.0050.00013.22
7.3.310.0040.00416.19
7.3.300.0000.00716.30
7.3.290.0120.00616.28
7.3.280.0080.01116.28
7.3.270.0070.01317.40
7.3.260.0170.00016.20
7.3.250.0120.00516.35
7.3.240.0100.01016.63
7.3.230.0000.01916.39
7.3.210.0110.00516.41
7.3.200.0150.00319.39
7.3.190.0160.00316.23
7.3.180.0080.00816.40
7.3.170.0060.01316.34
7.3.160.0080.00816.32
7.3.120.0100.00614.70
7.2.330.0090.00916.48
7.2.320.0140.00316.61
7.2.310.0030.01316.40
7.2.300.0090.00916.55
7.2.290.0110.00616.55
7.2.60.0030.00916.64
7.2.00.0060.00619.05
7.1.200.0060.00615.88
7.1.100.0000.01018.30
7.1.70.0100.00017.03
7.1.60.0120.01219.82
7.1.50.0070.01416.90
7.1.00.0000.06022.48
7.0.200.0030.00316.41
7.0.140.0130.06722.21
7.0.60.0070.05720.07
7.0.50.0030.04017.91
7.0.40.0130.09020.30
7.0.30.0270.08020.17
7.0.20.0270.05020.30
7.0.10.0370.06020.16
7.0.00.0030.05320.09
5.6.280.0000.07721.02
5.6.210.0130.05320.51
5.6.200.0100.07018.15
5.6.190.0100.04320.49
5.6.180.3370.04320.61
5.6.170.0400.07320.58
5.6.160.0070.08020.54
5.6.150.0100.08318.19
5.6.140.0030.07018.11
5.6.130.0070.04318.15
5.6.120.0100.04320.97
5.6.110.0130.06721.00
5.6.100.0100.04021.02
5.6.90.0170.06721.11
5.6.80.0070.05020.28
5.6.70.0200.06720.48
5.5.350.0200.06720.43
5.5.340.0070.05017.98
5.5.330.0230.03720.47
5.5.320.0100.04320.42
5.5.310.0270.07720.43
5.5.300.0030.08717.95
5.5.290.0100.07718.02
5.5.280.0100.06720.73
5.5.270.0100.04020.84
5.5.260.0000.04720.82
5.5.250.0070.04020.59
5.5.240.0030.04020.36
5.4.450.0300.05719.65
5.4.440.0870.05719.63
5.4.430.0870.05719.61
5.4.420.0170.05019.58
5.4.410.0400.06319.35
5.4.400.0300.05718.72
5.4.390.0400.06018.75
5.4.380.0300.05018.53
5.4.370.0100.07018.71
5.4.360.0070.05718.68
5.4.350.0080.04312.02
5.4.340.0050.03812.02
5.4.320.0040.03812.50
5.4.310.0090.03512.50
5.4.300.0040.04312.51
5.4.290.0050.03912.50
5.4.280.0060.03412.40
5.4.270.0050.04412.40
5.4.260.0090.04112.40
5.4.250.0100.05018.83
5.4.240.0100.04718.75
5.4.230.0030.05318.95
5.4.220.0130.06018.97
5.4.210.0070.05318.95
5.4.200.0070.07718.80
5.4.190.0070.05318.90
5.4.180.0100.05318.96
5.4.170.0130.04719.00
5.4.160.0070.05018.73
5.4.150.0100.07319.00
5.4.140.0100.04716.39
5.4.130.0070.04716.43
5.4.120.0070.06016.64
5.4.110.0100.04716.50
5.4.100.0100.05016.56
5.4.90.0100.04316.42
5.4.80.0000.05316.54
5.4.70.0070.04716.41
5.4.60.0000.05316.50
5.4.50.0070.04316.63
5.4.40.0030.05016.68
5.4.30.0070.05016.62
5.4.20.0100.05016.49
5.4.10.0070.05016.38
5.4.00.0070.04716.03
5.3.290.0090.04212.80
5.3.280.0030.05314.51
5.3.270.0130.04314.57
5.3.260.0030.06014.69
5.3.250.0100.07314.73
5.3.240.0130.04314.67
5.3.230.0070.05014.50
5.3.220.0030.06014.65
5.3.210.0030.05714.70
5.3.200.0070.05014.76
5.3.190.0100.04714.59
5.3.180.0030.05014.54
5.3.170.0070.05014.70
5.3.160.0100.04714.64
5.3.150.0100.04314.78
5.3.140.0000.05314.74
5.3.130.0030.05314.62
5.3.120.0030.05314.53
5.3.110.0070.05014.70
5.3.100.0100.05314.05
5.3.90.0070.05014.08
5.3.80.0130.04014.18
5.3.70.0030.05014.11
5.3.60.0030.05714.16
5.3.50.0000.05313.93
5.3.40.0070.04713.94
5.3.30.0030.05013.88
5.3.20.0100.04713.68
5.3.10.0100.04713.66
5.3.00.0070.04713.86
5.2.170.0100.04010.97
5.2.160.0030.04011.23
5.2.150.0070.03711.22
5.2.140.0070.04011.36
5.2.130.0030.04011.10
5.2.120.0000.04311.20
5.2.110.0100.04710.93
5.2.100.0100.03311.17
5.2.90.0030.04711.32
5.2.80.0030.04011.04
5.2.70.0100.03711.16
5.2.60.0030.04310.95
5.2.50.0100.05310.93
5.2.40.0100.03310.91
5.2.30.0030.05311.05
5.2.20.0030.03710.91
5.2.10.0070.03710.94
5.2.00.0000.04310.67
5.1.60.0030.0339.91
5.1.50.0100.02710.00
5.1.40.0000.0379.95
5.1.30.0070.03010.41
5.1.20.0000.03710.34
5.1.10.0100.04710.13
5.1.00.0000.03710.07
5.0.50.0030.0278.61
5.0.40.0030.0238.50
5.0.30.0030.0408.16
5.0.20.0000.0308.28
5.0.10.0000.0308.13
5.0.00.0000.0438.31
4.4.90.0000.0236.51
4.4.80.0030.0236.51
4.4.70.0000.0206.51
4.4.60.0030.0176.51
4.4.50.0000.0206.51
4.4.40.0000.0336.51
4.4.30.0030.0206.51
4.4.20.0000.0306.51
4.4.10.0070.0176.51
4.4.00.0000.0336.51
4.3.110.0000.0206.51
4.3.100.0000.0206.51
4.3.90.0070.0176.51
4.3.80.0000.0336.51
4.3.70.0000.0206.51
4.3.60.0000.0206.51
4.3.50.0030.0206.51
4.3.40.0000.0336.51
4.3.30.0030.0206.51
4.3.20.0000.0236.51
4.3.10.0000.0236.51
4.3.00.0130.0236.77

preferences:
40.68 ms | 400 KiB | 5 Q