3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($v = null) { static $c = 4; if ($v) $c = $v; return ++$c; } echo foo(); echo foo(25); echo foo(0); echo foo('abc'); echo 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)
8.3.60.0110.00718.31
8.3.50.0140.00517.30
8.3.40.0070.01018.96
8.3.30.0150.00018.84
8.3.20.0080.00018.73
8.3.10.0040.00420.56
8.3.00.0090.00017.50
8.2.180.0140.00716.50
8.2.170.0070.00722.96
8.2.160.0130.00022.13
8.2.150.0080.00024.18
8.2.140.0000.01024.66
8.2.130.0040.00426.16
8.2.120.0060.00319.64
8.2.110.0030.00622.27
8.2.100.0070.00417.91
8.2.90.0040.00417.66
8.2.80.0090.00018.98
8.2.70.0030.00517.50
8.2.60.0050.00317.63
8.2.50.0040.00417.93
8.2.40.0030.00619.35
8.2.30.0060.00317.99
8.2.20.0050.00217.65
8.2.10.0040.00417.67
8.2.00.0040.00417.55
8.1.280.0000.01425.92
8.1.270.0050.00223.99
8.1.260.0070.00726.35
8.1.250.0070.00028.09
8.1.240.0030.00622.53
8.1.230.0040.00720.88
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0050.00317.53
8.1.190.0060.00317.23
8.1.180.0030.00618.10
8.1.170.0060.00317.62
8.1.160.0050.00218.72
8.1.150.0050.00318.53
8.1.140.0040.00417.37
8.1.130.0050.00317.67
8.1.120.0040.00417.36
8.1.110.0040.00417.34
8.1.100.0050.00317.21
8.1.90.0000.00717.34
8.1.80.0050.00217.30
8.1.70.0000.00717.30
8.1.60.0040.00417.41
8.1.50.0090.00017.29
8.1.40.0000.00817.40
8.1.30.0040.00417.54
8.1.20.0030.00517.61
8.1.10.0000.00817.49
8.1.00.0040.00417.30
8.0.300.0000.00820.07
8.0.290.0030.00516.63
8.0.280.0030.00318.37
8.0.270.0000.00717.20
8.0.260.0030.00318.54
8.0.250.0040.00416.83
8.0.240.0090.00016.86
8.0.230.0030.00316.93
8.0.220.0000.00716.79
8.0.210.0060.00016.95
8.0.200.0000.00716.96
8.0.190.0030.00316.99
8.0.180.0030.00316.92
8.0.170.0000.01016.85
8.0.160.0070.00016.91
8.0.150.0030.00616.87
8.0.140.0040.00316.84
8.0.130.0030.00313.28
8.0.120.0030.00516.80
8.0.110.0070.00016.83
8.0.100.0040.00417.00
8.0.90.0070.00016.88
8.0.80.0070.01416.80
8.0.70.0030.00316.73
8.0.60.0080.00016.92
8.0.50.0030.00516.77
8.0.30.0160.00417.16
8.0.20.0120.00917.40
8.0.10.0020.00516.96
8.0.00.0110.00816.63
7.4.330.0020.00214.66
7.4.320.0000.00616.37
7.4.300.0060.00016.55
7.4.290.0080.00016.50
7.4.280.0030.00516.52
7.4.270.0020.00516.33
7.4.260.0000.00513.15
7.4.250.0080.00016.33
7.4.240.0000.00816.43
7.4.230.0030.00316.64
7.4.220.0090.01516.53
7.4.210.0070.01116.51
7.4.200.0070.00016.60
7.4.190.0040.00316.53
7.4.160.0060.00916.35
7.4.150.0180.00017.40
7.4.140.0080.01017.21
7.4.130.0030.01516.50
7.4.120.0060.01316.54
7.4.110.0130.00316.50
7.4.100.0100.00716.70
7.4.90.0110.00716.66
7.4.80.0030.01318.80
7.4.70.0150.00316.52
7.4.60.0060.01016.40
7.4.50.0030.00516.52
7.4.40.0070.01022.27
7.4.30.0060.00916.45
7.4.00.0060.00614.77
7.3.330.0000.00713.29
7.3.320.0030.00313.13
7.3.310.0070.00016.15
7.3.300.0030.00316.25
7.3.290.0040.01116.29
7.3.280.0090.01016.27
7.3.270.0130.00317.40
7.3.260.0040.01418.24
7.3.250.0060.01416.46
7.3.240.0080.00816.34
7.3.230.0060.01516.41
7.3.210.0170.00016.63
7.3.200.0030.01819.39
7.3.190.0090.01016.48
7.3.180.0150.00416.25
7.3.170.0090.01216.51
7.3.160.0200.00416.48
7.3.120.0120.00414.57
7.2.330.0060.01516.57
7.2.320.0070.01116.45
7.2.310.0070.01416.29
7.2.300.0160.00616.47
7.2.290.0040.01216.60
7.2.80.0060.00916.41
7.2.60.0080.00816.82
7.2.00.0000.01719.36
7.1.200.0040.01115.32
7.1.100.0030.01018.06
7.1.70.0000.00716.71
7.1.60.0090.01519.40
7.1.50.0070.01316.52
7.1.00.0030.07722.44
7.0.200.0080.00316.80
7.0.140.0000.07721.95
7.0.60.0000.04319.99
7.0.50.0030.04017.93
7.0.40.0030.07020.23
7.0.30.0230.03720.17
7.0.20.0330.07720.06
7.0.10.0170.08020.07
7.0.00.0070.03720.23
5.6.280.0100.06721.13
5.6.210.0270.05720.75
5.6.200.0130.04318.16
5.6.190.0000.05320.47
5.6.180.0500.07020.55
5.6.170.0230.05020.55
5.6.160.0030.04720.54
5.6.150.0000.08718.15
5.6.140.0070.08718.18
5.6.130.0030.08018.17
5.6.120.0070.04721.12
5.6.110.0000.04321.12
5.6.100.0000.06720.89
5.6.90.0170.05721.00
5.6.80.0070.08020.54
5.5.350.0170.03320.46
5.5.340.0070.05017.99
5.5.330.0000.04720.21
5.5.320.0270.05020.35
5.5.310.0200.04720.42
5.5.300.0000.06317.95
5.5.290.0100.08017.92
5.5.280.0030.08320.68
5.5.270.0100.08320.62
5.5.260.0070.07720.80
5.5.250.0070.04020.71
5.5.240.0100.07020.27
5.4.450.0130.04019.27
5.4.440.0200.04019.64
5.4.430.0130.04019.44
5.4.420.0200.04319.38
5.4.410.0200.03719.41
5.4.400.0170.04019.15
5.4.390.0130.04318.95
5.4.380.0170.03718.87
5.4.370.0130.04019.22
5.4.360.0100.04018.88
5.4.350.0100.04019.09
5.4.340.0170.03318.85
5.4.320.0170.06719.02
5.4.310.0200.05718.98
5.4.300.0200.04719.23
5.4.290.0200.08018.85
5.4.280.0270.06019.05
5.4.270.0200.07719.26
5.4.260.0400.02719.17
5.4.250.0270.04019.08
5.4.240.0200.04318.84
5.4.230.0270.06719.23
5.4.220.0200.04318.93
5.4.210.0130.04318.86
5.4.200.0170.04719.01
5.4.190.0230.05719.05
5.4.180.0170.07718.98
5.4.170.0300.03319.05
5.4.160.0230.05318.89
5.4.150.0130.04719.06
5.4.140.0130.04316.38
5.4.130.0270.05316.51
5.4.120.0270.04716.38
5.4.110.0300.05016.35
5.4.100.0200.03716.56
5.4.90.0170.04016.28
5.4.80.0230.06716.20
5.4.70.0200.04316.50
5.4.60.0200.04016.43
5.4.50.0230.06716.18
5.4.40.0270.06716.51
5.4.30.0200.06316.16
5.4.20.0270.06716.45
5.4.10.0200.04716.52
5.4.00.0230.05315.95
5.3.290.0200.07014.77
5.3.280.0230.07314.50
5.3.270.0270.07314.77
5.3.260.0230.05714.62
5.3.250.0200.04714.65
5.3.240.0330.05014.52
5.3.230.0270.07014.60
5.3.220.0200.06714.72
5.3.210.0230.06714.46
5.3.200.0200.04314.64
5.3.190.0230.04714.46
5.3.180.0170.08014.58
5.3.170.0270.06714.48
5.3.160.0200.04314.56
5.3.150.0170.07314.63
5.3.140.0230.07714.52
5.3.130.0270.07314.66
5.3.120.0300.05014.76
5.3.110.0270.06014.45
5.3.100.0200.07313.96
5.3.90.0270.06714.02
5.3.80.0270.03714.13
5.3.70.0270.05014.06
5.3.60.0270.03713.90
5.3.50.0270.07014.16
5.3.40.0300.03013.88
5.3.30.0200.05013.99
5.3.20.0270.05713.70
5.3.10.0170.05713.58
5.3.00.0200.05713.61
5.2.170.0270.03713.10
5.2.160.0230.05713.10
5.2.150.0200.05713.10
5.2.140.0270.05313.10
5.2.130.0330.04713.10
5.2.120.0230.05313.10
5.2.110.0330.02713.10
5.2.100.0230.05313.10
5.2.90.0200.03713.10
5.2.80.0170.04013.10
5.2.70.0200.05713.10
5.2.60.0200.05713.10
5.2.50.0270.04313.10
5.2.40.0200.05713.10
5.2.30.0130.05713.10
5.2.20.0170.05713.10
5.2.10.0170.05313.10
5.2.00.0200.05313.10
5.1.60.0230.05713.10
5.1.50.0170.05313.10
5.1.40.0130.05713.10
5.1.30.0170.05313.10
5.1.20.0100.03713.10
5.1.10.0130.03713.10
5.1.00.0130.04713.10
5.0.50.0070.03313.10
5.0.40.0130.04013.10
5.0.30.0100.06013.10
5.0.20.0130.04313.10
5.0.10.0070.03313.10
5.0.00.0100.05313.10
4.4.90.0100.02013.10
4.4.80.0130.02013.10
4.4.70.0070.03713.10
4.4.60.0170.02713.10
4.4.50.0100.02713.10
4.4.40.0130.04013.10
4.4.30.0070.02713.10
4.4.20.0130.01313.10
4.4.10.0070.02713.10
4.4.00.0070.05713.10
4.3.110.0130.03013.10
4.3.100.0170.02313.10
4.3.90.0100.02313.10
4.3.80.0170.03313.10
4.3.70.0070.02313.10
4.3.60.0070.03313.10
4.3.50.0100.03013.10
4.3.40.0100.04713.10
4.3.30.0070.02313.10
4.3.20.0070.03713.10
4.3.10.0030.03013.10
4.3.00.0030.03313.10

preferences:
59.36 ms | 401 KiB | 5 Q