3v4l.org

run code in 300+ PHP versions simultaneously
<?php $variableGlobal = 30; class myClass{ public $classProperty; function __construct(&$globalVar){ $this->classProperty = &$globalVar; } function myFunction(){ $accessible = $this->classProperty; // do something interesting print "$accessible\n"; } } $thisClass = new myClass($variableGlobal); $thisClass->myFunction(); $variableGlobal = 44; $thisClass->myFunction();

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)
8.3.60.0090.00618.55
8.3.50.0110.00821.14
8.3.40.0070.01018.60
8.3.30.0150.00718.39
8.3.20.0040.00418.78
8.3.10.0080.00020.97
8.3.00.0040.00421.73
8.2.180.0060.01616.50
8.2.170.0070.00722.96
8.2.160.0070.01420.53
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00521.19
8.2.110.0030.00620.58
8.2.100.0030.00717.78
8.2.90.0030.00619.13
8.2.80.0070.00018.05
8.2.70.0040.00417.50
8.2.60.0070.00317.93
8.2.50.0050.00318.07
8.2.40.0000.00817.91
8.2.30.0040.00419.77
8.2.20.0060.00317.70
8.2.10.0050.00317.74
8.2.00.0020.00517.76
8.1.280.0120.00325.92
8.1.270.0060.00323.99
8.1.260.0000.01526.35
8.1.250.0050.00228.09
8.1.240.0090.00022.48
8.1.230.0040.00820.96
8.1.220.0040.00418.77
8.1.210.0000.00818.86
8.1.200.0060.00317.23
8.1.190.0050.00217.40
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0050.00218.79
8.1.150.0040.00418.44
8.1.140.0040.00417.39
8.1.130.0030.00317.73
8.1.120.0050.00217.39
8.1.110.0040.00417.30
8.1.100.0000.00717.39
8.1.90.0000.00717.42
8.1.80.0000.00717.43
8.1.70.0000.00717.29
8.1.60.0000.00817.60
8.1.50.0080.00017.34
8.1.40.0040.00417.57
8.1.30.0050.00317.66
8.1.20.0050.00317.60
8.1.10.0030.00617.51
8.1.00.0000.01117.52
8.0.300.0000.00820.03
8.0.290.0070.00017.05
8.0.280.0000.00718.44
8.0.270.0030.00317.22
8.0.260.0030.00316.69
8.0.250.0000.00816.89
8.0.240.0030.00616.84
8.0.230.0030.00316.93
8.0.220.0070.00016.77
8.0.210.0030.00316.84
8.0.200.0060.00016.99
8.0.190.0000.00816.97
8.0.180.0080.00416.89
8.0.170.0050.00316.92
8.0.160.0000.00716.92
8.0.150.0050.00316.87
8.0.140.0030.00316.86
8.0.130.0030.00313.32
8.0.120.0020.00516.84
8.0.110.0030.00316.87
8.0.100.0040.00416.88
8.0.90.0040.00416.78
8.0.80.0040.01116.83
8.0.70.0050.00216.89
8.0.60.0070.00016.85
8.0.50.0080.00016.79
8.0.30.0120.00817.17
8.0.20.0120.00917.40
8.0.10.0040.00417.00
8.0.00.0080.01416.76
7.4.330.0000.00514.72
7.4.320.0030.00316.51
7.4.300.0060.00016.49
7.4.290.0040.00416.48
7.4.280.0070.00016.57
7.4.270.0070.00016.51
7.4.260.0030.00313.27
7.4.250.0070.00016.44
7.4.240.0030.00316.65
7.4.230.0000.00716.40
7.4.220.0030.01316.64
7.4.210.0060.00916.57
7.4.200.0040.00416.63
7.4.190.0070.00016.56
7.4.160.0090.01216.53
7.4.150.0090.00917.40
7.4.140.0140.00317.86
7.4.130.0080.00816.54
7.4.120.0070.01116.47
7.4.110.0140.00316.55
7.4.100.0130.00416.64
7.4.90.0130.00616.50
7.4.80.0120.00619.37
7.4.70.0130.00416.58
7.4.60.0100.00716.50
7.4.50.0040.00416.54
7.4.40.0060.00922.27
7.4.30.0200.00016.53
7.4.00.0080.00515.04
7.3.330.0050.00013.23
7.3.320.0030.00313.09
7.3.310.0000.00716.12
7.3.300.0000.00616.28
7.3.290.0100.01016.21
7.3.280.0080.00816.21
7.3.270.0070.01017.40
7.3.260.0130.00418.24
7.3.250.0120.00616.29
7.3.240.0080.00816.42
7.3.230.0130.00616.39
7.3.210.0140.00316.48
7.3.200.0110.00619.39
7.3.190.0040.01816.25
7.3.180.0040.01216.34
7.3.170.0030.01216.27
7.3.160.0100.00616.21
7.3.120.0000.01214.92
7.2.330.0110.00616.46
7.2.320.0070.01716.87
7.2.310.0060.01216.78
7.2.300.0110.00816.85
7.2.290.0080.00816.39
7.2.60.0100.00316.99
7.2.00.0060.00919.54
7.1.200.0040.00715.71
7.1.100.0030.00618.02
7.1.70.0040.01217.02
7.1.60.0130.00919.40
7.1.50.0070.01316.90
7.1.00.0030.05322.37
7.0.200.0000.00816.76
7.0.140.0070.06721.98
7.0.80.0100.04720.00
7.0.70.0070.07719.96
7.0.60.0070.06020.07
7.0.50.0100.08320.40
7.0.40.0070.08020.03
7.0.30.0030.07320.10
7.0.20.0070.06320.15
7.0.10.0130.08320.14
7.0.00.0030.04320.07
5.6.280.0030.07320.91
5.6.230.0130.07020.75
5.6.220.0070.07320.50
5.6.210.0100.08320.61
5.6.200.0000.04720.95
5.6.190.0070.08021.02
5.6.180.0070.04721.12
5.6.170.0100.08020.94
5.6.160.0100.06020.93
5.6.150.0100.08721.04
5.6.140.0030.06320.95
5.6.130.0100.05020.95
5.6.120.0130.05321.04
5.6.110.0100.07020.93
5.6.100.0070.08321.09
5.6.90.0100.04321.04
5.6.80.0130.05720.43
5.6.70.0230.06020.34
5.6.60.0170.07020.31
5.6.50.0100.08320.35
5.6.40.0130.06320.53
5.6.30.0100.07720.35
5.6.20.0100.05020.46
5.6.10.0070.07320.40
5.6.00.0100.04320.38
5.5.370.0100.07720.50
5.5.360.0170.06720.44
5.5.350.0130.07320.43
5.5.340.0100.04020.62
5.5.330.0070.07720.81
5.5.320.0100.08020.80
5.5.310.0130.08320.80
5.5.300.0270.05720.82
5.5.290.0100.08020.89
5.5.280.0130.07720.93
5.5.270.0130.08320.77
5.5.260.0070.05720.64
5.5.250.0030.05020.64
5.5.240.0030.08320.03
5.5.230.0070.05720.26
5.5.220.0070.07720.18
5.5.210.0130.06720.02
5.5.200.0000.07720.27
5.5.190.0100.07020.23
5.5.180.0100.08020.26
5.5.160.0100.07320.23
5.5.150.0070.03720.08
5.5.140.0070.03720.27
5.5.130.0070.05320.19
5.5.120.0070.03320.19
5.5.110.0100.04720.21
5.5.100.0070.03320.11
5.5.90.0030.04319.95
5.5.80.0070.04020.11
5.5.70.0000.04320.09
5.5.60.0070.04719.90
5.5.50.0130.03020.16
5.5.40.0070.04319.96
5.5.30.0100.06320.05
5.5.20.0070.07320.09
5.5.10.0030.05020.11
5.5.00.0000.05720.10
5.4.450.0070.08719.49
5.4.440.0030.07719.18
5.4.430.0100.07319.46
5.4.420.0030.06319.27
5.4.410.0070.04319.29
5.4.400.0100.07718.88
5.4.390.0070.08018.95
5.4.380.0030.04019.14
5.4.370.0070.06719.14
5.4.360.0030.08718.95
5.4.350.0070.07719.16
5.4.340.0100.07319.13
5.4.320.0070.07319.23
5.4.310.0100.07019.03
5.4.300.0030.03318.91
5.4.290.0030.04319.04
5.4.280.0000.06018.95
5.4.270.0070.03719.22
5.4.260.0030.06718.94
5.4.250.0000.04318.84
5.4.240.0070.04019.04
5.4.230.0000.04019.04
5.4.220.0030.03719.04
5.4.210.0030.04019.18
5.4.200.0000.04019.13
5.4.190.0000.03718.84
5.4.180.0130.06019.21
5.4.170.0070.03319.20
5.4.160.0000.06319.14
5.4.150.0130.02318.82
5.4.140.0070.03316.19
5.4.130.0000.03316.45
5.4.120.0030.04316.40
5.4.110.0070.05316.44
5.4.100.0100.04716.42
5.4.90.0070.04716.43
5.4.80.0000.03716.45
5.4.70.0000.04016.38
5.4.60.0030.03716.42
5.4.50.0000.03716.33
5.4.40.0030.04016.50
5.4.30.0170.07016.36
5.4.20.0030.04316.47
5.4.10.0030.03016.39
5.4.00.0000.05315.77
5.3.290.0000.04714.62
5.3.280.0030.03714.58
5.3.270.0030.03714.54
5.3.260.0030.03714.70
5.3.250.0100.05714.58
5.3.240.0000.04014.66
5.3.230.0000.04014.74
5.3.220.0100.05714.65
5.3.210.0030.03714.71
5.3.200.0070.06314.52
5.3.190.0100.03314.60
5.3.180.0170.02014.66
5.3.170.0070.03314.52
5.3.160.0070.03314.63
5.3.150.0000.07314.71
5.3.140.0070.03714.53
5.3.130.0030.04014.48
5.3.120.0070.03314.48
5.3.110.0030.03714.68
5.3.100.0000.04314.01
5.3.90.0070.03314.16
5.3.80.0070.03014.04
5.3.70.0030.04014.10
5.3.60.0200.02313.93
5.3.50.0000.04313.94
5.3.40.0030.03713.93
5.3.30.0070.05313.96
5.3.20.0030.03013.62
5.3.10.0000.04313.58
5.3.00.0030.03013.73
5.2.170.0000.03013.58
5.2.160.0030.02313.58
5.2.150.0030.03313.58
5.2.140.0000.03013.58
5.2.130.0000.03013.58
5.2.120.0030.06013.58
5.2.110.0070.03313.58
5.2.100.0000.03013.58
5.2.90.0000.04013.58
5.2.80.0000.06013.58
5.2.70.0170.05013.58
5.2.60.0030.06313.58
5.2.50.0070.06313.58
5.2.40.0030.05013.58
5.2.30.0070.06013.58
5.2.20.0070.04013.58
5.2.10.0130.05013.58
5.2.00.0070.04013.58
5.1.60.0130.04713.58
5.1.50.0030.03013.58
5.1.40.0030.03013.58
5.1.30.0070.05013.58
5.1.20.0030.03713.58
5.1.10.0070.04713.58
5.1.00.0070.05313.58
5.0.50.0100.03313.58
5.0.40.0100.03713.58
5.0.30.0000.04013.58
5.0.20.0070.04013.58
5.0.10.0100.02013.58
5.0.00.0100.04013.58
4.4.90.0030.02313.58
4.4.80.0000.04313.58
4.4.70.0000.02313.58
4.4.60.0030.02313.58
4.4.50.0000.02013.58
4.4.40.0000.03713.58
4.4.30.0030.01713.58
4.4.20.0000.03713.58
4.4.10.0030.03313.58
4.4.00.0100.03313.58
4.3.110.0030.02313.58
4.3.100.0000.01713.58
4.3.90.0000.02013.58
4.3.80.0000.05313.58
4.3.70.0000.02313.58
4.3.60.0030.02713.58
4.3.50.0100.02313.58
4.3.40.0070.04313.58
4.3.30.0070.03013.58
4.3.20.0000.03713.58
4.3.10.0030.03313.58
4.3.00.0000.03313.58

preferences:
47.79 ms | 401 KiB | 5 Q