3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a($a) { print "in a: $a\n"; $b = function($b) { }; } a("foo");

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)
8.3.60.0080.00818.41
8.3.50.0120.00721.99
8.3.40.0110.00318.70
8.3.30.0100.00719.09
8.3.20.0050.00320.34
8.3.10.0040.00423.55
8.3.00.0040.00419.02
8.2.180.0140.00718.00
8.2.170.0090.00622.96
8.2.160.0070.01018.96
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00020.73
8.2.110.0060.00322.05
8.2.100.0030.00917.64
8.2.90.0040.00418.98
8.2.80.0000.00817.97
8.2.70.0000.01017.50
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0000.00820.00
8.2.30.0050.00218.13
8.2.20.0040.00417.66
8.2.10.0040.00417.93
8.2.00.0000.00817.55
8.1.280.0140.00025.92
8.1.270.0040.00423.89
8.1.260.0070.00026.35
8.1.250.0020.00528.09
8.1.240.0030.00523.79
8.1.230.0110.00019.04
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0000.00817.23
8.1.190.0000.00917.23
8.1.180.0030.00619.14
8.1.170.0030.00618.59
8.1.160.0030.00322.00
8.1.150.0040.00418.63
8.1.140.0040.00417.39
8.1.130.0030.00317.83
8.1.120.0030.00517.47
8.1.110.0040.00417.45
8.1.100.0000.00817.35
8.1.90.0000.00817.45
8.1.80.0000.01017.36
8.1.70.0000.00717.34
8.1.60.0030.00617.58
8.1.50.0030.00517.40
8.1.40.0070.00017.55
8.1.30.0040.00417.55
8.1.20.0000.00817.66
8.1.10.0060.00317.54
8.1.00.0040.00417.47
8.0.300.0000.00718.77
8.0.290.0080.00017.05
8.0.280.0000.00818.35
8.0.270.0000.00717.22
8.0.260.0070.00017.19
8.0.250.0030.00316.99
8.0.240.0030.00616.82
8.0.230.0070.00016.96
8.0.220.0080.00016.76
8.0.210.0000.00716.87
8.0.200.0000.00616.96
8.0.190.0040.00416.86
8.0.180.0000.00716.92
8.0.170.0070.00016.87
8.0.160.0050.00216.84
8.0.150.0000.00916.88
8.0.140.0070.00016.75
8.0.130.0030.00313.30
8.0.120.0080.00016.93
8.0.110.0030.00516.84
8.0.100.0040.00416.94
8.0.90.0070.00016.79
8.0.80.0060.00916.86
8.0.70.0040.00416.86
8.0.60.0070.00016.76
8.0.50.0050.00216.92
8.0.30.0110.01017.13
8.0.20.0060.01217.40
8.0.10.0030.00416.87
8.0.00.0050.01316.68
7.4.330.0000.00515.00
7.4.320.0000.00716.54
7.4.300.0000.00616.58
7.4.290.0050.00216.50
7.4.280.0030.00316.47
7.4.270.0000.00816.59
7.4.260.0030.00316.41
7.4.250.0000.00816.60
7.4.240.0020.00616.51
7.4.230.0000.00716.69
7.4.220.0070.01516.50
7.4.210.0060.01116.51
7.4.200.0000.00816.57
7.4.190.0030.00516.39
7.4.160.0110.00416.59
7.4.150.0000.01817.40
7.4.140.0060.01117.86
7.4.130.0120.00416.47
7.4.120.0060.01016.59
7.4.110.0000.01616.72
7.4.100.0150.00616.46
7.4.90.0070.01016.53
7.4.80.0150.00419.39
7.4.70.0090.00616.54
7.4.60.0060.01216.35
7.4.50.0060.00016.52
7.4.40.0040.01216.58
7.4.30.0100.00616.43
7.4.00.0030.01314.80
7.3.330.0020.00413.13
7.3.320.0000.00613.11
7.3.310.0080.00016.30
7.3.300.0070.00016.16
7.3.290.0120.00316.27
7.3.280.0120.00616.26
7.3.270.0130.00317.40
7.3.260.0030.01616.46
7.3.250.0120.00916.50
7.3.240.0100.01016.55
7.3.230.0110.00616.39
7.3.210.0060.01316.47
7.3.200.0100.01019.39
7.3.190.0040.01816.65
7.3.180.0030.01216.38
7.3.170.0080.01116.53
7.3.160.0050.01116.48
7.3.120.0040.01214.83
7.3.10.0040.01116.90
7.3.00.0060.00916.70
7.2.330.0100.00716.46
7.2.320.0090.01316.69
7.2.310.0100.01016.51
7.2.300.0030.01416.45
7.2.290.0100.00716.51
7.2.130.0040.01116.64
7.2.120.0110.00316.54
7.2.110.0190.01116.54
7.2.100.0070.01016.72
7.2.90.0060.00617.00
7.2.80.0090.00316.73
7.2.70.0120.00616.96
7.2.60.0070.00816.91
7.2.50.0000.01616.76
7.2.40.0000.01016.66
7.2.30.0110.00316.85
7.2.20.0040.01216.92
7.2.10.0070.00316.82
7.2.00.0070.00618.27
7.1.250.0040.00815.77
7.1.200.0120.00315.48
7.1.100.0030.01018.03
7.1.70.0040.00417.27
7.1.60.0140.01019.46
7.1.50.0090.00916.77
7.1.00.0000.08022.37
7.0.200.0000.01016.45
7.0.140.0030.07322.01
7.0.60.0100.08019.89
7.0.50.0070.08717.87
7.0.40.0030.09020.05
7.0.30.0200.05020.20
7.0.20.0330.08020.10
7.0.10.0130.08720.19
7.0.00.0000.05020.30
5.6.280.0030.07020.93
5.6.210.0100.08020.72
5.6.200.0130.05718.24
5.6.190.0070.04320.64
5.6.180.0470.06020.50
5.6.170.0330.06720.57
5.6.160.0130.08020.55
5.6.150.0070.06318.18
5.6.140.0100.08018.15
5.6.130.0070.07018.19
5.6.120.0070.04021.05
5.6.110.0070.08320.99
5.6.100.0070.08021.12
5.6.90.0130.08021.01
5.6.80.0100.06720.44
5.5.350.0300.04020.31
5.5.340.0030.04317.97
5.5.330.0000.06720.31
5.5.320.0300.05020.27
5.5.310.0170.04020.28
5.5.300.0070.08717.99
5.5.290.0130.05717.93
5.5.280.0130.08020.88
5.5.270.0030.07020.83
5.5.260.0230.07320.87
5.5.250.0070.08320.62
5.5.240.0130.03020.29
5.4.450.0330.06019.43
5.4.440.0300.04719.63
5.4.430.0270.06719.48
5.4.420.0300.05019.54
5.4.410.0230.07719.32
5.4.400.0230.04719.09
5.4.390.0300.04718.98
5.4.380.0200.03718.95
5.4.370.0300.07319.19
5.4.360.0300.04019.21
5.4.350.0370.06319.06
5.4.340.0270.06719.02
5.4.320.0230.04719.21
5.4.310.0170.05019.09
5.4.300.0370.07319.14
5.4.290.0130.04719.14
5.4.280.0200.03719.14
5.4.270.0230.03719.12
5.4.260.0170.04019.22
5.4.250.0170.04019.23
5.4.240.0200.05719.19
5.4.230.0270.06719.19
5.4.220.0200.04719.08
5.4.210.0230.05719.21
5.4.200.0300.05018.94
5.4.190.0300.06319.07
5.4.180.0300.07319.07
5.4.170.0330.04019.21
5.4.160.0230.04319.10
5.4.150.0170.04019.22
5.4.140.0230.03016.47
5.4.130.0170.04316.58
5.4.120.0170.03716.52
5.4.110.0230.03716.32
5.4.100.0200.03316.59
5.4.90.0230.03016.25
5.4.80.0230.03016.43
5.4.70.0130.04016.57
5.4.60.0270.02716.57
5.4.50.0170.03716.51
5.4.40.0070.04716.54
5.4.30.0200.03316.51
5.4.20.0130.04016.34
5.4.10.0230.04016.16
5.4.00.0230.03715.82
5.3.290.0230.03014.71
5.3.280.0400.02714.60
5.3.270.0230.03314.83
5.3.260.0170.03714.50
5.3.250.0200.03714.59
5.3.240.0300.02314.75
5.3.230.0170.04014.57
5.3.220.0230.03314.57
5.3.210.0270.03014.47
5.3.200.0170.04014.64
5.3.190.0170.03714.47
5.3.180.0200.03714.68
5.3.170.0200.04714.57
5.3.160.0270.02714.57
5.3.150.0230.03714.48
5.3.140.0170.03714.66
5.3.130.0230.03314.45
5.3.120.0200.03714.47
5.3.110.0130.04014.55
5.3.100.0130.04013.96
5.3.90.0200.04014.11
5.3.80.0170.03713.96
5.3.70.0300.02314.04
5.3.60.0200.03314.07
5.3.50.0100.04314.17
5.3.40.0130.04313.92
5.3.30.0230.03013.81
5.3.20.0200.03013.84
5.3.10.0170.03313.57
5.3.00.0170.04313.75
5.2.170.0170.02712.05
5.2.160.0100.03312.05
5.2.150.0130.03312.05
5.2.140.0170.02712.05
5.2.130.0130.03312.05
5.2.120.0230.02012.05
5.2.110.0170.02712.05
5.2.100.0300.03012.05
5.2.90.0200.02312.05
5.2.80.0200.02712.05
5.2.70.0200.02712.05
5.2.60.0230.02312.05
5.2.50.0100.03012.05
5.2.40.0100.03012.05
5.2.30.0100.02712.05
5.2.20.0130.03012.05
5.2.10.0070.03012.05
5.2.00.0100.02712.05
5.1.60.0170.02312.05
5.1.50.0170.02012.05
5.1.40.0100.02312.05
5.1.30.0100.03012.05
5.1.20.0170.02012.05
5.1.10.0200.02012.05
5.1.00.0070.03012.05
5.0.50.0130.01712.05
5.0.40.0030.02012.05
5.0.30.0070.03012.05
5.0.20.0070.02012.05
5.0.10.0130.01312.05
5.0.00.0070.03312.05
4.4.90.0130.02712.05
4.4.80.0030.01712.05
4.4.70.0070.01712.05
4.4.60.0030.01712.05
4.4.50.0070.02012.05
4.4.40.0070.03312.05
4.4.30.0100.02012.05
4.4.20.0130.02012.05
4.4.10.0070.01712.05
4.4.00.0100.05012.05
4.3.110.0070.02312.05
4.3.100.0130.02312.05
4.3.90.0030.02012.05
4.3.80.0100.02312.05
4.3.70.0170.01012.05
4.3.60.0070.01712.05
4.3.50.0070.01712.05
4.3.40.0100.02012.05
4.3.30.0100.02712.05
4.3.20.0070.02312.05
4.3.10.0070.02712.05
4.3.00.0070.03312.05

preferences:
54.37 ms | 401 KiB | 5 Q