3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { function foo(&$a, $b) { $a = 'modified'; $b = 'modified'; } } class S { static function foo(&$a, $b) { $a = 'modified'; $b = 'modified'; } } $a = $b = 'orig'; $f = array(new C, 'foo'); $f($a, $b); assert($a === 'modified'); assert($b === 'orig'); $a = $b = 'orig'; $f = array('S', 'foo'); $f($a, $b); assert($a === 'modified'); assert($b === 'orig'); $a = $b = 'orig'; $f = function(&$a, $b) { $a = 'modified'; $b = 'modified'; }; $f($a, $b); assert($a === 'modified'); assert($b === 'orig');

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)
8.3.70.0070.00716.63
8.3.60.0070.01718.30
8.3.50.0070.01122.90
8.3.40.0120.00618.96
8.3.30.0090.00618.97
8.3.20.0070.00020.20
8.3.10.0040.00421.72
8.3.00.0050.00319.85
8.2.180.0060.00918.55
8.2.170.0060.00922.96
8.2.160.0030.01019.46
8.2.150.0050.00224.18
8.2.140.0080.00024.66
8.2.130.0070.00021.05
8.2.120.0040.00426.35
8.2.110.0090.00021.04
8.2.100.0090.00318.15
8.2.90.0040.00419.21
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0000.00817.80
8.2.50.0040.00718.10
8.2.40.0000.00820.50
8.2.30.0000.00819.26
8.2.20.0000.00817.62
8.2.10.0040.00418.08
8.2.00.0000.00718.11
8.1.280.0140.00025.92
8.1.270.0060.00320.28
8.1.260.0060.00328.09
8.1.250.0050.00328.09
8.1.240.0000.00921.29
8.1.230.0040.00819.55
8.1.220.0000.00917.76
8.1.210.0040.00418.77
8.1.200.0030.00717.23
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0060.00318.50
8.1.160.0040.00422.13
8.1.150.0050.00218.85
8.1.140.0020.00519.53
8.1.130.0050.00317.71
8.1.120.0050.00217.48
8.1.110.0040.00417.36
8.1.100.0070.00017.47
8.1.90.0000.00817.44
8.1.80.0000.00717.42
8.1.70.0070.00017.43
8.1.60.0000.00817.60
8.1.50.0040.00417.46
8.1.40.0000.00817.46
8.1.30.0040.00417.67
8.1.20.0040.00417.64
8.1.10.0030.00517.55
8.1.00.0050.00317.55
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0000.00718.43
8.0.270.0040.00417.17
8.0.260.0030.00317.16
8.0.250.0030.00317.03
8.0.240.0030.00517.03
8.0.230.0070.00017.05
8.0.220.0000.00716.93
8.0.210.0000.00816.99
8.0.200.0030.00316.99
8.0.190.0040.00417.03
8.0.180.0040.00416.84
8.0.170.0090.00016.96
8.0.160.0000.00817.05
8.0.150.0000.00716.73
8.0.140.0070.00316.80
8.0.130.0000.00513.41
8.0.120.0040.00416.88
8.0.110.0000.00716.85
8.0.100.0050.00316.82
8.0.90.0060.00317.01
8.0.80.0130.00616.97
8.0.70.0000.00717.00
8.0.60.0040.00416.82
8.0.50.0000.00716.95
8.0.30.0100.01017.05
8.0.20.0090.01017.40
8.0.10.0050.00516.92
8.0.00.0040.01416.67
7.4.330.0020.00215.08
7.4.320.0000.00616.64
7.4.300.0030.00316.60
7.4.290.0030.00316.64
7.4.280.0060.00316.59
7.4.270.0000.00716.45
7.4.260.0040.00416.59
7.4.250.0020.00516.55
7.4.240.0000.00716.59
7.4.230.0070.00016.34
7.4.220.0080.00816.51
7.4.210.0130.00516.52
7.4.200.0070.00016.67
7.4.160.0050.01416.49
7.4.150.0070.01017.40
7.4.140.0060.01117.86
7.4.130.0060.01116.59
7.4.120.0090.00916.59
7.4.110.0170.00716.46
7.4.100.0070.01016.58
7.4.90.0120.00616.60
7.4.80.0130.01019.39
7.4.70.0060.01016.49
7.4.60.0120.00616.52
7.4.50.0090.00616.18
7.4.40.0060.01016.53
7.4.30.0120.00616.72
7.4.00.0040.01415.11
7.3.330.0030.00313.50
7.3.320.0030.00313.29
7.3.310.0000.00716.46
7.3.300.0030.00316.50
7.3.290.0030.00316.39
7.3.280.0090.00816.38
7.3.270.0030.01417.40
7.3.260.0110.00616.56
7.3.250.0100.01016.59
7.3.240.0040.01216.45
7.3.230.0100.00616.39
7.3.210.0090.00916.58
7.3.200.0100.00716.54
7.3.190.0090.00616.72
7.3.180.0110.01016.49
7.3.170.0060.00916.41
7.3.160.0070.01016.64
7.3.120.0100.00714.66
7.3.110.0140.00314.88
7.3.100.0100.01015.05
7.3.90.0100.01014.53
7.3.80.0070.00315.01
7.3.70.0030.01014.98
7.3.60.0100.00314.71
7.3.50.0090.00314.90
7.3.40.0060.00914.89
7.3.30.0120.00314.54
7.3.20.0030.00616.69
7.3.10.0030.00716.51
7.3.00.0070.00716.50
7.2.330.0070.01016.57
7.2.320.0140.00416.79
7.2.310.0100.00616.50
7.2.300.0100.01016.71
7.2.290.0150.00316.73
7.2.250.0100.00714.93
7.2.240.0070.01014.93
7.2.230.0040.01115.06
7.2.220.0000.01215.26
7.2.210.0070.01015.11
7.2.200.0090.00415.15
7.2.190.0060.00614.85
7.2.180.0000.01014.93
7.2.170.0060.00615.05
7.2.60.0030.01016.74
7.1.330.0060.00815.59
7.1.320.0000.01115.78
7.1.310.0030.01015.56
7.1.300.0070.00715.34
7.1.290.0060.00315.88
7.1.280.0090.00615.78
7.1.270.0040.00415.86
7.1.260.0090.00615.86
7.1.200.0060.00615.54
7.1.70.0030.00617.34
7.1.60.0070.00319.45
7.1.00.0070.07022.44
7.0.200.0000.01016.72
7.0.100.0070.07319.93
7.0.90.0500.06019.91
7.0.80.0130.07019.90
7.0.70.0430.07019.91
7.0.60.0500.06319.93
7.0.50.0330.07720.29
7.0.40.0030.05320.01
7.0.30.0030.09020.05
7.0.20.0170.05020.06
7.0.10.0130.08020.00
7.0.00.0200.06320.13
5.6.250.0030.08720.75
5.6.240.0130.04020.58
5.6.230.0100.05320.66
5.6.220.0130.07020.62
5.6.210.0130.06320.64
5.6.200.0070.08321.15
5.6.190.0170.07021.04
5.6.180.0030.06721.05
5.6.170.0130.07321.08
5.6.160.0030.07721.09
5.6.150.0170.07720.97
5.6.140.0200.07021.04
5.6.130.0000.08021.08
5.6.120.0030.08321.12
5.6.110.0100.08321.14
5.6.100.0100.07721.01
5.6.90.0070.06021.16
5.6.80.0100.07720.33
5.6.70.0100.06320.48
5.6.60.0070.08020.49
5.6.50.0100.07320.51
5.6.40.0030.07320.39
5.6.30.0170.06020.39
5.6.20.0030.08020.46
5.6.10.0230.06320.32
5.6.00.0070.05320.38
5.5.380.0030.08020.38
5.5.370.0070.05320.41
5.5.360.0100.07720.41
5.5.350.0170.07720.43
5.5.340.0100.07320.74
5.5.330.0100.08020.75
5.5.320.0100.08020.88
5.5.310.0070.08720.84
5.5.300.0030.08720.90
5.5.290.0030.06720.77
5.5.280.0130.07720.80
5.5.270.0130.04720.88
5.5.260.0100.07720.77
5.5.250.0070.08320.74
5.5.240.0070.08020.23
5.5.230.0130.07320.27
5.5.220.0100.08020.12
5.5.210.0100.07720.12
5.5.200.0030.08320.26
5.5.190.0130.07720.16
5.5.180.0070.08320.00
5.5.160.0070.07720.16
5.5.150.0230.06720.29
5.5.140.0100.06720.25
5.5.130.0170.07020.21
5.5.120.0030.08020.23
5.5.110.0100.07720.23
5.5.100.0030.08020.18
5.5.90.0070.07320.07
5.5.80.0130.06720.16
5.5.70.0100.07320.16
5.5.60.0070.05720.06
5.5.50.0200.03720.07
5.5.40.0100.04720.02
5.5.30.0070.03720.14
5.5.20.0070.03720.03
5.5.10.0130.03720.01
5.5.00.0030.06319.97
5.4.450.0200.06319.36
5.4.440.0170.07319.21
5.4.430.0100.07019.46
5.4.420.0170.06719.45
5.4.410.0030.08319.04
5.4.400.0070.05019.21
5.4.390.0070.07719.13
5.4.380.0070.07719.09
5.4.370.0100.07318.95
5.4.360.0100.05019.05
5.4.350.0200.06319.05
5.4.340.0200.06319.12
5.4.320.0070.06319.05
5.4.310.0000.07319.17
5.4.300.0030.04719.07
5.4.290.0030.08018.94
5.4.280.0070.07319.04
5.4.270.0000.07719.16
5.4.260.0070.07019.22
5.4.250.0070.06719.20
5.4.240.0070.08019.04
5.4.230.0030.08018.95
5.4.220.0070.08019.13
5.4.210.0100.07318.84
5.4.200.0100.03319.12
5.4.190.0000.07319.02
5.4.180.0030.03718.94
5.4.170.0030.04019.09
5.4.160.0030.03719.11
5.4.150.0100.05018.93
5.4.140.0000.04016.19
5.4.130.0030.03316.40
5.4.120.0030.03316.51
5.4.110.0000.04316.38
5.4.100.0130.05016.48
5.4.90.0030.03316.44
5.4.80.0030.04016.32
5.4.70.0100.05316.47
5.4.60.0030.04316.41
5.4.50.0030.03316.31
5.4.40.0100.04716.42
5.4.30.0170.05316.33
5.4.20.0100.06016.46
5.4.10.0000.04016.47
5.4.00.0070.03315.81
5.3.290.0000.08314.70
5.3.280.0100.06014.66
5.3.270.0030.03714.63
5.3.260.0030.04014.68
5.3.250.0130.04714.67
5.3.240.0030.03714.73
5.3.230.0000.04014.67
5.3.220.0070.03314.51
5.3.210.0000.04314.56
5.3.200.0000.03714.59
5.3.190.0030.03714.53
5.3.180.0130.07014.50
5.3.170.0070.05014.63
5.3.160.0030.04014.52
5.3.150.0030.03714.60
5.3.140.0000.05714.63
5.3.130.0070.04714.59
5.3.120.0000.05014.54
5.3.110.0100.05314.48
5.3.100.0030.04014.02
5.3.90.0030.04713.95
5.3.80.0070.03714.14
5.3.70.0030.04314.08
5.3.60.0030.04313.92
5.3.50.0030.05713.97
5.3.40.0030.03713.95
5.3.30.0030.03313.97
5.3.20.0000.04313.63
5.3.10.0030.03313.58
5.3.00.0000.04013.56
5.2.170.0000.03011.14
5.2.160.0000.03311.26
5.2.150.0000.03311.21
5.2.140.0070.02711.18
5.2.130.0070.02311.17
5.2.120.0000.03311.20
5.2.110.0000.03011.03
5.2.100.0030.04311.02
5.2.90.0000.03311.10
5.2.80.0000.03711.20
5.2.70.0030.02711.16
5.2.60.0070.02710.97
5.2.50.0000.03010.91
5.2.40.0000.03011.00
5.2.30.0070.02011.09
5.2.20.0000.03011.04
5.2.10.0030.03310.73
5.2.00.0070.04710.84
5.1.60.0000.03710.01
5.1.50.0070.02010.07
5.1.40.0070.03010.11
5.1.30.0100.02010.29
5.1.20.0000.03010.35
5.1.10.0000.0479.96
5.1.00.0070.05010.18
5.0.50.0000.0478.64
5.0.40.0030.0408.50
5.0.30.0000.0508.24
5.0.20.0070.0408.24
5.0.10.0000.0438.24
5.0.00.0030.0538.25
4.4.90.0000.0178.24
4.4.80.0000.0178.24
4.4.70.0030.0138.24
4.4.60.0030.0238.24
4.4.50.0000.0178.24
4.4.40.0000.0278.24
4.4.30.0000.0308.24
4.4.20.0000.0178.24
4.4.10.0070.0238.24
4.4.00.0030.0508.24
4.3.110.0000.0208.24
4.3.100.0030.0308.24
4.3.90.0030.0208.24
4.3.80.0070.0478.24
4.3.70.0070.0308.24
4.3.60.0000.0378.24
4.3.50.0000.0278.24
4.3.40.0000.0538.24
4.3.30.0000.0378.24
4.3.20.0070.0178.24
4.3.10.0000.0308.24
4.3.00.0030.0208.24

preferences:
61 ms | 401 KiB | 5 Q