3v4l.org

run code in 300+ PHP versions simultaneously
<?php function & do_something(& $arg) { $arg = 'func'; return $arg; } $a = 'init'; $b = do_something($a); $b = 'fin'; var_dump($a, $b); $x = 'init'; $y = & do_something($x); $y = 'fin'; var_dump($x, $y);

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)
8.3.60.0110.00318.43
8.3.50.0120.00817.62
8.3.40.0140.00718.50
8.3.30.0040.01118.59
8.3.20.0110.00418.73
8.3.10.0050.00520.45
8.3.00.0060.00317.38
8.2.180.0180.00416.75
8.2.170.0000.01422.96
8.2.160.0110.00422.26
8.2.150.0060.00324.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0100.00019.82
8.2.110.0060.00321.00
8.2.100.0000.01117.72
8.2.90.0000.00919.22
8.2.80.0000.00817.97
8.2.70.0030.00617.49
8.2.60.0080.00017.92
8.2.50.0080.00018.07
8.2.40.0080.00019.75
8.2.30.0050.00217.95
8.2.20.0030.00517.65
8.2.10.0040.00417.68
8.2.00.0000.00817.73
8.1.280.0100.01025.92
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0030.00722.42
8.1.230.0070.00420.96
8.1.220.0030.00618.77
8.1.210.0000.01118.85
8.1.200.0060.00317.35
8.1.190.0030.00517.39
8.1.180.0040.00418.10
8.1.170.0000.00818.84
8.1.160.0040.00418.70
8.1.150.0040.00418.57
8.1.140.0000.00717.40
8.1.130.0080.00017.84
8.1.120.0050.00317.41
8.1.110.0050.00217.29
8.1.100.0040.00417.45
8.1.90.0030.00517.35
8.1.80.0000.00717.41
8.1.70.0000.00717.37
8.1.60.0000.00817.64
8.1.50.0050.00217.48
8.1.40.0070.00017.52
8.1.30.0040.00417.49
8.1.20.0040.00417.54
8.1.10.0000.00717.55
8.1.00.0040.00417.38
8.0.300.0040.00419.85
8.0.290.0070.00016.58
8.0.280.0040.00418.38
8.0.270.0050.00217.20
8.0.260.0000.00716.75
8.0.250.0000.00716.89
8.0.240.0000.00916.89
8.0.230.0070.00016.78
8.0.220.0030.00316.79
8.0.210.0060.00316.80
8.0.200.0000.00716.78
8.0.190.0000.00816.89
8.0.180.0040.00416.75
8.0.170.0000.01016.83
8.0.160.0030.00316.87
8.0.150.0020.00516.79
8.0.140.0030.00616.67
8.0.130.0030.00313.27
8.0.120.0040.00416.74
8.0.110.0030.00516.65
8.0.100.0070.00016.61
8.0.90.0040.00416.69
8.0.80.0070.01016.82
8.0.70.0000.00716.71
8.0.60.0040.00416.87
8.0.50.0000.00716.89
8.0.30.0090.01016.86
8.0.20.0100.00817.16
8.0.10.0040.00416.79
8.0.00.0120.01016.79
7.4.330.0050.00012.91
7.4.320.0000.00616.39
7.4.300.0060.00016.41
7.4.290.0050.00316.64
7.4.280.0060.00316.57
7.4.270.0000.00716.61
7.4.260.0060.00213.11
7.4.250.0080.00016.39
7.4.240.0070.00016.41
7.4.230.0030.00616.53
7.4.220.0000.01616.57
7.4.210.0080.00816.63
7.4.200.0020.00516.60
7.4.190.0000.00716.74
7.4.160.0160.00016.60
7.4.150.0070.01016.36
7.4.140.0140.00917.13
7.4.130.0100.00716.47
7.4.120.0080.00816.51
7.4.110.0120.00416.27
7.4.100.0110.00816.41
7.4.90.0120.00916.42
7.4.80.0060.01216.29
7.4.70.0040.01316.27
7.4.60.0100.00716.30
7.4.50.0040.00416.38
7.4.40.0030.01416.46
7.4.30.0090.00616.51
7.4.00.0110.00415.01
7.3.330.0060.00013.07
7.3.320.0030.00313.30
7.3.310.0000.00816.23
7.3.300.0030.00316.15
7.3.290.0070.00716.23
7.3.280.0050.01116.27
7.3.270.0070.01417.07
7.3.260.0130.00516.98
7.3.250.0100.00816.29
7.3.240.0030.01216.51
7.3.230.0100.01316.44
7.3.210.0100.00616.44
7.3.200.0110.01119.39
7.3.190.0130.00616.38
7.3.180.0080.01416.28
7.3.170.0100.00616.43
7.3.160.0040.01116.22
7.3.120.0100.00314.90
7.3.110.0190.00014.58
7.3.100.0040.00814.91
7.3.90.0040.01414.67
7.3.80.0070.00714.69
7.3.70.0130.00314.71
7.3.60.0060.00614.68
7.3.50.0070.01014.82
7.3.40.0040.01114.50
7.3.30.0060.00614.46
7.3.20.0080.00416.63
7.3.10.0080.00016.61
7.3.00.0100.00716.43
7.2.330.0150.00616.31
7.2.320.0030.01316.36
7.2.310.0130.00616.55
7.2.300.0080.00816.75
7.2.290.0130.01016.55
7.2.240.0090.00914.84
7.2.230.0100.00714.88
7.2.220.0090.00914.67
7.2.210.0060.00914.80
7.2.200.0100.00714.95
7.2.190.0030.00914.90
7.2.180.0000.01015.09
7.2.170.0070.00714.84
7.2.160.0090.00615.09
7.2.150.0040.00816.78
7.2.140.0070.00716.79
7.2.130.0060.00916.86
7.2.120.0070.01116.52
7.2.110.0070.00716.93
7.2.100.0070.00316.82
7.2.90.0040.01116.86
7.2.80.0120.00316.89
7.2.70.0100.00016.87
7.2.60.0080.00316.43
7.2.50.0000.01716.89
7.2.40.0070.01016.98
7.2.30.0060.00916.85
7.2.20.0030.01216.84
7.2.10.0040.00816.59
7.2.00.0060.00817.93
7.1.330.0040.01115.60
7.1.320.0030.01015.62
7.1.310.0050.00515.29
7.1.300.0070.00315.34
7.1.290.0040.00415.64
7.1.280.0070.00315.48
7.1.270.0090.00615.60
7.1.260.0100.00715.81
7.1.250.0080.00815.50
7.1.100.0040.00718.00
7.1.70.0030.00717.11
7.1.60.0040.01819.40
7.1.50.0070.01434.76
7.1.00.0000.03722.35
7.0.200.0040.00416.77
7.0.140.0000.07721.95
7.0.120.0000.03322.23
7.0.110.0100.07320.06
7.0.100.0070.05320.01
7.0.90.0100.07719.97
7.0.80.0100.08019.94
7.0.70.0100.08019.96
7.0.60.0070.07720.06
7.0.50.0170.07720.40
7.0.40.0170.06720.09
7.0.30.0000.05020.25
7.0.20.0130.08320.14
7.0.10.0030.08320.07
7.0.00.0070.08320.21
5.6.280.0000.07320.99
5.6.260.0170.06320.60
5.6.250.0200.06720.75
5.6.240.0130.08020.67
5.6.230.0100.07720.55
5.6.220.0030.07320.68
5.6.210.0070.08720.40
5.6.200.0070.08321.03
5.6.190.0130.08020.93
5.6.180.0100.07720.99
5.6.170.0070.07721.07
5.6.160.0130.06720.96
5.6.150.0130.08021.19
5.6.140.0070.07721.12
5.6.130.0130.08021.09
5.6.120.0030.09021.14
5.6.110.0070.05021.14
5.6.100.0030.05320.91
5.6.90.0070.04721.13
5.6.80.0070.08020.66
5.6.70.0130.03720.53
5.6.60.0100.05720.30
5.6.50.0300.02720.67
5.6.40.0070.08320.28
5.6.30.0130.06320.31
5.6.20.0000.06020.49
5.6.10.0070.04320.43
5.6.00.0000.04320.57
5.5.380.0070.08020.30
5.5.370.0030.08720.38
5.5.360.0100.08020.53
5.5.350.0100.08020.41
5.5.340.0030.08020.88
5.5.330.0130.07020.81
5.5.320.0100.08320.77
5.5.310.0070.09021.03
5.5.300.0170.07720.87
5.5.290.0200.07020.78
5.5.280.0030.09020.70
5.5.270.0000.07020.86
5.5.260.0100.08020.99
5.5.250.0000.08320.85
5.5.240.0170.04020.36
5.5.230.0100.07720.27
5.5.220.0170.04020.32
5.5.210.0100.07020.42
5.5.200.0000.05720.29
5.5.190.0070.04020.16
5.5.180.0070.04720.15
5.5.160.0000.04020.12
5.5.150.0070.03320.09
5.5.140.0030.06020.36
5.5.130.0030.04020.32
5.5.120.0070.03720.30
5.5.110.0030.04020.29
5.5.100.0070.03320.14
5.5.90.0000.04020.02
5.5.80.0100.03320.22
5.5.70.0070.06720.25
5.5.60.0100.05720.01
5.5.50.0030.05719.97
5.5.40.0000.05320.04
5.5.30.0200.03020.17
5.5.20.0000.04320.18
5.5.10.0030.04020.04
5.5.00.0030.04020.22
5.4.450.0130.07019.51
5.4.440.0070.08319.33
5.4.430.0130.07319.52
5.4.420.0200.06719.50
5.4.410.0070.07719.43
5.4.400.0030.07719.14
5.4.390.0070.06319.03
5.4.380.0170.06019.01
5.4.370.0070.05719.01
5.4.360.0170.06019.14
5.4.350.0100.07319.16
5.4.340.0100.03319.00
5.4.320.0030.06319.09
5.4.310.0030.04019.20
5.4.300.0000.04019.01
5.4.290.0030.03719.00
5.4.280.0030.04318.95
5.4.270.0070.06318.98
5.4.260.0030.06719.30
5.4.250.0100.03019.00
5.4.240.0100.03019.30
5.4.230.0070.07319.33
5.4.220.0100.03319.18
5.4.210.0030.03719.09
5.4.200.0070.04719.22
5.4.190.0030.04019.15
5.4.180.0070.03318.98
5.4.170.0000.08019.17
5.4.160.0100.06319.07
5.4.150.0030.03718.99
5.4.140.0030.03716.63
5.4.130.0030.03716.52
5.4.120.0030.03316.29
5.4.110.0070.03316.56
5.4.100.0000.04016.66
5.4.90.0000.04016.41
5.4.80.0000.07316.55
5.4.70.0030.03716.45
5.4.60.0000.03716.29
5.4.50.0100.06716.38
5.4.40.0070.04316.62
5.4.30.0100.07316.54
5.4.20.0030.07716.43
5.4.10.0030.07716.44
5.4.00.0030.07715.97
5.3.290.0070.03314.64
5.3.280.0000.05014.82
5.3.270.0030.04314.58
5.3.260.0030.03714.61
5.3.250.0000.04014.73
5.3.240.0070.03314.64
5.3.230.0030.04714.74
5.3.220.0030.04714.65
5.3.210.0030.03714.55
5.3.200.0000.04714.57
5.3.190.0030.03714.66
5.3.180.0030.03314.57
5.3.170.0100.06314.57
5.3.160.0100.07714.66
5.3.150.0030.07314.64
5.3.140.0070.06714.70
5.3.130.0030.07014.57
5.3.120.0030.04714.40
5.3.110.0030.07714.63
5.3.100.0000.08314.07
5.3.90.0100.06714.11
5.3.80.0070.07714.16
5.3.70.0070.07713.88
5.3.60.0130.06713.85
5.3.50.0070.08013.96
5.3.40.0070.06713.94
5.3.30.0000.08013.98
5.3.20.0000.04713.82
5.3.10.0030.05313.63
5.3.00.0070.07313.63
5.2.170.0030.06012.04
5.2.160.0030.06312.04
5.2.150.0000.06712.04
5.2.140.0030.06312.04
5.2.130.0070.06012.04
5.2.120.0130.05712.04
5.2.110.0070.05712.04
5.2.100.0130.05012.04
5.2.90.0000.06712.04
5.2.80.0030.05012.04
5.2.70.0030.06312.04
5.2.60.0000.06712.04
5.2.50.0130.04312.04
5.2.40.0030.04012.04
5.2.30.0030.05712.04
5.2.20.0070.06012.04
5.2.10.0100.05012.04
5.2.00.0070.04712.04
5.1.60.0070.05312.04
5.1.50.0000.05712.04
5.1.40.0030.05012.04
5.1.30.0170.04712.04
5.1.20.0000.04312.04
5.1.10.0030.04712.04
5.1.00.0130.04012.04
5.0.50.0000.05012.04
5.0.40.0030.03712.04
5.0.30.0000.06312.04
5.0.20.0030.03712.04
5.0.10.0000.03012.04
5.0.00.0000.06312.04
4.4.90.0100.02312.04
4.4.80.0000.03712.04
4.4.70.0030.03312.04
4.4.60.0030.03312.04
4.4.50.0030.03312.04
4.4.40.0070.05012.04
4.4.30.0000.03312.04
4.4.20.0000.03712.04
4.4.10.0030.02012.04
4.4.00.0000.05312.04
4.3.110.0030.03312.04
4.3.100.0000.02312.04
4.3.90.0000.03712.04
4.3.80.0000.05712.04
4.3.70.0000.03012.04
4.3.60.0000.03712.04
4.3.50.0000.02712.04
4.3.40.0030.06312.04
4.3.30.0070.03312.04
4.3.20.0100.01712.04
4.3.10.0030.02012.04
4.3.00.0030.03012.04

preferences:
30.34 ms | 401 KiB | 5 Q