3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ "foo" => "bar", "bar" => "baz" ]; $callback = function($value, $key) { echo "Key: $key, Value: $value\n"; }; array_map($callback, $array, array_keys($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)
8.3.60.0140.00718.56
8.3.50.0080.00921.97
8.3.40.0000.01518.71
8.3.30.0140.00019.09
8.3.20.0080.00020.46
8.3.10.0040.00423.36
8.3.00.0030.00522.39
8.2.180.0140.00416.32
8.2.170.0040.01122.96
8.2.160.0040.01118.83
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.23
8.2.110.0030.00622.13
8.2.100.0110.00317.59
8.2.90.0040.00419.09
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0000.00817.93
8.2.50.0000.00918.07
8.2.40.0040.00418.22
8.2.30.0070.00017.97
8.2.20.0050.00217.62
8.2.10.0040.00417.68
8.2.00.0040.00417.70
8.1.280.0150.00025.92
8.1.270.0090.00023.96
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0070.00318.63
8.1.230.0110.00019.10
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.00917.36
8.1.190.0040.00417.53
8.1.180.0000.00818.10
8.1.170.0000.00818.66
8.1.160.0070.00021.93
8.1.150.0000.00718.64
8.1.140.0000.00717.36
8.1.130.0030.00317.86
8.1.120.0070.00017.43
8.1.110.0040.00417.46
8.1.100.0000.00717.50
8.1.90.0070.00017.35
8.1.80.0070.00017.45
8.1.70.0040.00417.45
8.1.60.0000.00817.58
8.1.50.0080.00017.53
8.1.40.0040.00417.37
8.1.30.0050.00317.62
8.1.20.0000.00817.64
8.1.10.0020.00517.41
8.1.00.0040.00417.45
8.0.300.0070.00018.77
8.0.290.0070.00017.17
8.0.280.0000.00718.36
8.0.270.0070.00017.26
8.0.260.0030.00316.82
8.0.250.0030.00316.89
8.0.240.0030.00316.84
8.0.230.0000.00716.87
8.0.220.0030.00316.78
8.0.210.0000.00716.82
8.0.200.0060.00016.95
8.0.190.0000.00716.96
8.0.180.0040.00416.89
8.0.170.0040.00416.95
8.0.160.0030.00516.76
8.0.150.0070.00016.89
8.0.140.0000.00716.91
8.0.130.0040.00413.28
8.0.120.0040.00416.88
8.0.110.0080.00016.93
8.0.100.0000.00716.72
8.0.90.0000.00716.90
8.0.80.0130.00316.88
8.0.70.0020.00516.89
8.0.60.0080.00016.86
8.0.50.0040.00416.85
8.0.30.0120.00817.17
8.0.20.0100.01117.40
8.0.10.0040.00416.88
8.0.00.0100.01116.80
7.4.330.0030.00315.00
7.4.320.0030.00316.43
7.4.300.0060.00016.61
7.4.290.0030.00316.62
7.4.280.0070.00016.48
7.4.270.0070.00016.59
7.4.260.0000.00716.49
7.4.250.0000.00716.33
7.4.240.0040.00316.48
7.4.230.0040.00416.47
7.4.220.0060.00916.63
7.4.210.0100.00716.51
7.4.200.0050.00216.63
7.4.190.0070.00016.37
7.4.160.0160.00016.60
7.4.150.0040.01317.40
7.4.140.0090.01117.86
7.4.130.0080.01216.52
7.4.120.0100.00716.44
7.4.110.0080.00816.33
7.4.100.0070.01016.66
7.4.90.0140.00316.52
7.4.80.0060.01616.54
7.4.70.0130.00616.50
7.4.60.0130.00316.31
7.4.50.0090.00016.46
7.4.40.0080.00822.77
7.4.30.0030.01216.54
7.4.00.0060.00615.03
7.3.330.0080.00013.31
7.3.320.0060.00013.11
7.3.310.0030.00316.34
7.3.300.0000.00716.17
7.3.290.0120.00316.32
7.3.280.0060.01016.35
7.3.270.0060.01217.40
7.3.260.0060.01616.19
7.3.250.0140.00316.33
7.3.240.0080.00816.21
7.3.230.0130.00316.57
7.3.210.0170.00016.25
7.3.200.0070.01219.39
7.3.190.0090.00916.26
7.3.180.0090.00616.32
7.3.170.0110.01116.72
7.3.160.0060.00916.46
7.3.120.0090.00614.83
7.2.330.0110.00516.39
7.2.320.0030.01216.56
7.2.310.0120.00816.63
7.2.300.0090.00916.38
7.2.290.0080.00816.39
7.2.00.0060.00619.25
7.1.100.0030.00918.12
7.1.70.0050.00317.21
7.1.60.0050.00517.15
7.1.50.0040.01516.72
7.1.00.0030.07722.30
7.0.200.0050.00516.81
7.0.140.0100.06721.95
7.0.80.0270.04719.94
7.0.70.0230.06719.95
7.0.60.0100.07320.07
7.0.50.0630.08020.35
7.0.40.0030.08320.08
7.0.30.0030.05020.05
7.0.20.0130.07020.10
7.0.10.0070.05019.95
7.0.00.0100.04320.14
5.6.280.0070.07021.00
5.6.230.0100.05020.72
5.6.220.0100.08320.65
5.6.210.0030.05720.67
5.6.200.0070.05321.04
5.6.190.0070.04721.01
5.6.180.0070.07021.11
5.6.170.0070.08721.02
5.6.160.0070.07321.02
5.6.150.0100.08721.04
5.6.140.0230.08721.04
5.6.130.0130.04320.96
5.6.120.0130.08021.03
5.6.110.0070.07321.12
5.6.100.0070.05721.10
5.6.90.0070.07020.93
5.6.80.0070.06320.33
5.6.70.0030.08020.36
5.6.60.0070.07320.45
5.6.50.0030.07320.55
5.6.40.0070.07720.41
5.6.30.0100.06720.41
5.6.20.0130.07720.41
5.6.10.0070.07720.36
5.6.00.0070.04020.36
5.5.370.0070.07320.38
5.5.360.0100.05720.36
5.5.350.0070.08020.46
5.5.340.0070.06020.88
5.5.330.0100.07720.78
5.5.320.0000.04720.89
5.5.310.0070.07020.89
5.5.300.0070.04320.90
5.5.290.0130.06720.82
5.5.280.0070.08320.90
5.5.270.0030.06320.59
5.5.260.0070.08720.87
5.5.250.0170.07020.74
5.5.240.0100.03320.31
5.5.230.0070.08020.01
5.5.220.0070.07020.26
5.5.210.0070.07320.30
5.5.200.0070.04020.29
5.5.190.0030.08020.27
5.5.180.0170.07720.27
5.5.160.0070.07320.24
5.5.150.0030.06320.13
5.5.140.0000.06720.22
5.5.130.0200.06020.11
5.5.120.0170.07020.27
5.5.110.0070.08320.14
5.5.100.0030.04320.08
5.5.90.0100.07320.15
5.5.80.0130.04720.11
5.5.70.0030.05020.05
5.5.60.0200.06320.16
5.5.50.0100.06720.00
5.5.40.0070.07320.05
5.5.30.0100.08320.08
5.5.20.0030.08320.04
5.5.10.0070.07320.04
5.5.00.0130.08020.11
5.4.450.0070.07719.46
5.4.440.0030.08019.57
5.4.430.0030.05719.35
5.4.420.0070.04019.36
5.4.410.0070.05319.23
5.4.400.0030.07719.05
5.4.390.0130.04319.23
5.4.380.0100.05019.19
5.4.370.0100.07718.95
5.4.360.0130.07018.95
5.4.350.0030.07319.05
5.4.340.0100.07319.13
5.4.320.0170.06319.16
5.4.310.0130.07318.85
5.4.300.0100.07019.04
5.4.290.0000.08019.16
5.4.280.0070.07719.11
5.4.270.0100.05719.20
5.4.260.0100.06719.13
5.4.250.0030.08319.08
5.4.240.0030.05018.89
5.4.230.0200.06318.91
5.4.220.0070.08019.20
5.4.210.0070.08019.13
5.4.200.0200.06318.89
5.4.190.0170.06019.08
5.4.180.0100.07019.15
5.4.170.0070.06319.11
5.4.160.0070.07719.02
5.4.150.0170.06719.02
5.4.140.0030.09316.45
5.4.130.0000.03716.40
5.4.120.0030.03716.45
5.4.110.0030.03716.38
5.4.100.0030.03716.39
5.4.90.0000.04016.39
5.4.80.0100.03016.41
5.4.70.0070.03316.32
5.4.60.0030.04016.32
5.4.50.0030.03716.32
5.4.40.0000.05016.42
5.4.30.0000.04016.47
5.4.20.0000.04016.33
5.4.10.0030.03716.32
5.4.00.0130.02315.76
5.3.290.0100.03314.61
5.3.280.0070.07314.58
5.3.270.0100.07714.44
5.3.260.0100.07314.57
5.3.250.0000.08014.58
5.3.240.0070.06014.56
5.3.230.0100.03714.54
5.3.220.0000.08314.53
5.3.210.0070.03314.54
5.3.200.0000.05014.56
5.3.190.0000.04314.54
5.3.180.0100.03014.52
5.3.170.0100.03014.56
5.3.160.0070.03314.54
5.3.150.0000.04014.53
5.3.140.0000.03714.52
5.3.130.0000.04014.50
5.3.120.0070.03314.54
5.3.110.0030.03314.53
5.3.100.0000.04013.89
5.3.90.0000.04014.00
5.3.80.0070.04014.01
5.3.70.0070.04014.01
5.3.60.0070.03313.99
5.3.50.0070.03713.71
5.3.40.0030.03713.80
5.3.30.0070.04313.77
5.3.20.0070.03313.67
5.3.10.0070.03013.66
5.3.00.0030.03313.41
5.2.170.0030.03011.64
5.2.160.0030.02711.64
5.2.150.0030.02711.64
5.2.140.0100.03311.64
5.2.130.0000.04311.64
5.2.120.0000.03711.64
5.2.110.0000.02711.64
5.2.100.0100.03711.64
5.2.90.0000.03011.64
5.2.80.0000.03011.64
5.2.70.0000.03311.64
5.2.60.0000.03011.64
5.2.50.0070.02711.64
5.2.40.0030.03711.64
5.2.30.0000.03011.64
5.2.20.0030.02711.64
5.2.10.0030.02311.64
5.2.00.0070.02311.64
5.1.60.0000.02711.64
5.1.50.0030.02711.64
5.1.40.0030.02311.64
5.1.30.0030.02311.64
5.1.20.0000.02711.64
5.1.10.0000.03011.64
5.1.00.0000.03711.64
5.0.50.0000.02011.64
5.0.40.0030.01711.64
5.0.30.0000.03311.64
5.0.20.0000.02011.64
5.0.10.0070.01311.64
5.0.00.0030.03011.64
4.4.90.0000.01711.64
4.4.80.0000.01711.64
4.4.70.0070.01011.64
4.4.60.0100.00711.64
4.4.50.0030.03711.64
4.4.40.0000.02711.64
4.4.30.0000.01311.64
4.4.20.0000.02311.64
4.4.10.0070.01011.64
4.4.00.0000.02711.64
4.3.110.0000.01311.64
4.3.100.0030.01011.64
4.3.90.0000.01311.64
4.3.80.0000.02311.64
4.3.70.0030.01311.64
4.3.60.0000.01711.64
4.3.50.0000.01311.64
4.3.40.0000.02011.64
4.3.30.0030.01011.64
4.3.20.0000.02011.64
4.3.10.0000.01311.64
4.3.00.0000.01311.64

preferences:
40.6 ms | 401 KiB | 5 Q