3v4l.org

run code in 300+ PHP versions simultaneously
<?php function changeValue(&$arg) { $return = $arg; $arg += 1; return $return; } $a = 3; $b = changeValue($a); echo $a; echo $b;

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)
8.3.60.0140.00016.50
8.3.50.0130.00522.95
8.3.40.0030.01418.66
8.3.30.0110.00418.92
8.3.20.0040.00420.21
8.3.10.0040.00423.64
8.3.00.0040.00419.35
8.2.180.0030.01516.38
8.2.170.0030.01022.96
8.2.160.0100.00720.35
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0020.00526.16
8.2.120.0040.00421.03
8.2.110.0030.00619.34
8.2.100.0080.00317.91
8.2.90.0000.00817.81
8.2.80.0030.00617.97
8.2.70.0030.00618.16
8.2.60.0040.00817.68
8.2.50.0040.00418.18
8.2.40.0080.00020.47
8.2.30.0050.00219.20
8.2.20.0040.00417.64
8.2.10.0070.00017.98
8.2.00.0040.00417.61
8.1.280.0090.00625.92
8.1.270.0090.00023.79
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.76
8.1.230.0040.00820.93
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0030.00617.00
8.1.190.0040.00417.13
8.1.180.0070.00018.10
8.1.170.0030.00518.59
8.1.160.0000.00718.80
8.1.150.0050.00220.01
8.1.140.0050.00217.29
8.1.130.0070.00017.73
8.1.120.0000.00717.38
8.1.110.0040.00417.41
8.1.100.0000.00717.38
8.1.90.0000.00717.43
8.1.80.0000.00717.38
8.1.70.0030.00317.27
8.1.60.0060.00317.54
8.1.50.0040.00417.41
8.1.40.0030.00517.46
8.1.30.0030.00517.62
8.1.20.0030.00517.55
8.1.10.0000.00817.52
8.1.00.0020.00517.31
8.0.300.0000.00719.90
8.0.290.0030.00716.58
8.0.280.0030.00318.34
8.0.270.0030.00317.29
8.0.260.0000.00717.18
8.0.250.0040.00416.92
8.0.240.0040.00417.00
8.0.230.0050.00316.78
8.0.220.0070.00016.86
8.0.210.0070.00016.72
8.0.200.0000.00716.79
8.0.190.0040.00416.91
8.0.180.0080.00016.87
8.0.170.0040.00416.82
8.0.160.0000.00716.95
8.0.150.0050.00216.71
8.0.140.0040.00416.68
8.0.130.0030.00313.18
8.0.120.0030.00616.68
8.0.110.0070.00016.64
8.0.100.0000.00716.77
8.0.90.0030.00316.80
8.0.80.0110.01116.84
8.0.70.0050.00316.77
8.0.60.0050.00316.72
8.0.50.0000.00716.72
8.0.30.0140.00417.14
8.0.20.0120.00717.40
8.0.10.0000.00716.79
8.0.00.0090.01016.73
7.4.330.0000.00515.00
7.4.320.0000.00716.48
7.4.300.0000.00616.59
7.4.290.0030.00316.48
7.4.280.0040.00416.48
7.4.270.0030.00316.59
7.4.260.0100.00016.38
7.4.250.0030.00316.43
7.4.240.0020.00516.50
7.4.230.0070.00016.29
7.4.220.0130.01016.63
7.4.210.0070.00716.52
7.4.200.0000.00716.40
7.4.160.0030.01316.43
7.4.150.0140.00317.40
7.4.140.0080.01017.86
7.4.130.0110.00816.47
7.4.120.0090.00716.44
7.4.110.0030.01416.57
7.4.100.0090.00916.40
7.4.90.0130.00416.41
7.4.80.0140.00319.39
7.4.70.0120.00416.31
7.4.60.0100.00616.41
7.4.50.0060.00016.50
7.4.40.0100.00616.48
7.4.30.0140.00616.38
7.4.00.0130.00314.83
7.3.330.0030.00313.23
7.3.320.0030.00313.38
7.3.310.0060.00016.45
7.3.300.0030.00316.41
7.3.290.0110.00316.36
7.3.280.0050.01116.40
7.3.270.0150.00617.40
7.3.260.0110.01216.66
7.3.250.0090.01116.62
7.3.240.0060.01016.56
7.3.230.0110.00616.39
7.3.210.0030.01316.54
7.3.200.0170.00719.39
7.3.190.0140.00816.45
7.3.180.0030.01316.48
7.3.170.0060.00916.36
7.3.160.0140.00816.45
7.2.330.0070.01016.72
7.2.320.0120.00616.68
7.2.310.0060.01016.73
7.2.300.0060.01016.68
7.2.290.0120.00816.35
7.2.60.0090.00616.74
7.2.00.0090.00619.30
7.1.200.0030.00915.69
7.1.100.0500.01215.23
7.1.70.0080.00017.11
7.1.60.0030.02019.40
7.1.50.0060.01616.79
7.1.00.0000.08022.57
7.0.200.0000.00716.39
7.0.140.0070.07022.21
7.0.60.0070.08019.94
7.0.50.0030.08317.88
7.0.40.0000.05020.32
7.0.30.0230.04320.16
7.0.20.0270.08720.23
7.0.10.0070.04020.23
7.0.00.0070.08320.15
5.6.280.0030.07321.07
5.6.210.0070.04020.67
5.6.200.0030.04018.29
5.6.190.0130.05020.48
5.6.180.0330.05320.55
5.6.170.0200.07320.53
5.6.160.0030.04020.55
5.6.150.0070.04018.29
5.6.140.0000.04018.20
5.6.130.0000.04718.15
5.6.120.0000.05721.11
5.6.110.0170.06720.98
5.6.100.0130.05021.01
5.6.90.0100.07021.00
5.6.80.0100.07720.29
5.5.350.0000.04020.44
5.5.340.0070.08317.96
5.5.330.0070.08320.29
5.5.320.0000.08720.42
5.5.310.0300.05020.31
5.5.300.0030.05718.08
5.5.290.0270.03017.98
5.5.280.0070.03720.80
5.5.270.0100.08320.76
5.5.260.0070.07320.82
5.5.250.0070.06320.70
5.5.240.0200.08020.11
5.4.450.0430.04019.40
5.4.440.0670.03719.27
5.4.430.0370.03319.37
5.4.420.0330.04719.52
5.4.410.0500.04319.41
5.4.400.0330.04718.98
5.4.390.0600.03319.24
5.4.380.1030.05718.46
5.4.370.0870.05718.73
5.4.360.0700.06018.74
5.4.350.1000.05718.55
5.4.340.0930.04018.49
5.4.320.0070.03712.50
5.4.310.0050.03912.50
5.4.300.0050.03812.50
5.4.290.0060.03912.50
5.4.280.0050.03612.40
5.4.270.0060.04412.39
5.4.260.0050.03912.40
5.4.250.0060.03812.39
5.4.240.0060.03512.40
5.4.230.0100.03312.39
5.4.220.0060.03612.39
5.4.210.0080.03212.39
5.4.200.0070.03612.39
5.4.190.0060.03612.39
5.4.180.0030.03912.38
5.4.170.0080.03312.39
5.4.160.0040.03712.39
5.4.150.0070.03412.39
5.4.140.0030.04012.07
5.4.130.0080.03312.06
5.4.120.0060.03712.02
5.4.110.0050.03612.02
5.4.100.0070.03512.01
5.4.90.0060.03812.01
5.4.80.0070.03612.01
5.4.70.0070.03512.01
5.4.60.0070.03512.01
5.4.50.0060.03612.01
5.4.40.0100.03212.00
5.4.30.0090.03512.00
5.4.20.0070.04212.00
5.4.10.0060.03512.00
5.4.00.0050.03711.48
5.3.290.0050.04212.80
5.3.280.0090.03612.71
5.3.270.0090.03612.73
5.3.260.0040.04312.72
5.3.250.0080.03612.72
5.3.240.0100.03512.72
5.3.230.0080.03712.70
5.3.220.0060.03812.68
5.3.210.0040.05112.68
5.3.200.0090.03412.68
5.3.190.0070.03612.68
5.3.180.0040.03712.67
5.3.170.0040.03812.66
5.3.160.0060.04712.67
5.3.150.0060.03712.68
5.3.140.0060.03712.66
5.3.130.0070.03912.66
5.3.120.0050.04012.66
5.3.110.0070.03912.66
5.3.100.0050.03812.12
5.3.90.0050.03612.10
5.3.80.0080.04612.09
5.3.70.0040.03812.09
5.3.60.0060.03712.08
5.3.50.0040.03912.02
5.3.40.0050.03812.02
5.3.30.0070.03411.97
5.3.20.0030.03911.75
5.3.10.0060.03511.73
5.3.00.0070.03611.71
5.2.170.0040.0319.21
5.2.160.0030.0319.21
5.2.150.0060.0309.21
5.2.140.0040.0329.21
5.2.130.0050.0299.17
5.2.120.0060.0289.17
5.2.110.0050.0319.17
5.2.100.0060.0289.17
5.2.90.0070.0289.17
5.2.80.0100.0279.17
5.2.70.0090.0369.17
5.2.60.0080.0289.13
5.2.50.0020.0339.09
5.2.40.0030.0319.07
5.2.30.0060.0279.04
5.2.20.0060.0299.04
5.2.10.0040.0288.94
5.2.00.0030.0308.80
5.1.60.0040.0288.09
5.1.50.0020.0268.08
5.1.40.0010.0278.06
5.1.30.0040.0268.41
5.1.20.0000.0308.43
5.1.10.0050.0258.16
5.1.00.0050.0258.16
5.0.50.0020.0226.63
5.0.40.0030.0196.50
5.0.30.0020.0336.30
5.0.20.0010.0226.28
5.0.10.0060.0236.26
5.0.00.0050.0356.25
4.4.90.0060.0184.78
4.4.80.0040.0154.75
4.4.70.0050.0134.75
4.4.60.0010.0194.76
4.4.50.0020.0214.77
4.4.40.0020.0274.71
4.4.30.0050.0144.75
4.4.20.0010.0174.85
4.4.10.0040.0144.85
4.4.00.0040.0244.76
4.3.110.0040.0174.67
4.3.100.0020.0224.67
4.3.90.0030.0154.64
4.3.80.0050.0254.58
4.3.70.0020.0204.63
4.3.60.0060.0184.63
4.3.50.0050.0144.63
4.3.40.0020.0254.54
4.3.30.0030.0163.29
4.3.20.0040.0143.27
4.3.10.0020.0163.24
4.3.00.0030.01315.95

preferences:
46.81 ms | 401 KiB | 5 Q