3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $x = 42; function __get($name) { $test = new Test; return $test->$name;} } class Test2 { private $x = 42; function __get($name) { $test = new Test; return $test->$name;} } error_reporting(E_ALL|E_NOTICE| E_STRICT); $test = new Test; var_dump($test->z);

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)
8.3.40.0240.01736.84
8.3.30.0310.00738.18
8.3.20.0040.01437.18
8.3.10.0140.00439.04
8.3.00.0070.01041.57
8.2.170.0140.01429.58
8.2.160.0250.00031.52
8.2.150.0120.00329.64
8.2.140.0120.00432.22
8.2.130.0100.00332.09
8.2.120.0130.00030.96
8.2.110.0150.00032.28
8.2.100.0140.00728.84
8.2.90.0130.00030.21
8.2.80.0070.00730.20
8.2.70.0110.00428.50
8.2.60.0090.00629.04
8.2.50.0040.01128.63
8.2.40.0090.00629.34
8.2.30.0060.00630.53
8.2.20.0120.00028.81
8.2.10.0090.00328.73
8.2.00.0030.00928.73
8.1.270.0110.00433.07
8.1.260.0150.00031.41
8.1.250.0100.00333.83
8.1.240.0140.00433.86
8.1.230.0220.00030.29
8.1.220.0070.00728.91
8.1.210.0070.00730.04
8.1.200.0120.00328.38
8.1.190.0100.00328.53
8.1.180.0100.00328.75
8.1.170.0150.00029.53
8.1.160.0040.00830.07
8.1.150.0080.00429.82
8.1.140.0090.00328.63
8.1.130.0070.00429.00
8.1.120.0080.00428.67
8.1.110.0090.00328.54
8.1.100.0100.00328.59
8.1.90.0090.00328.54
8.1.80.0030.00928.54
8.1.70.0040.00828.61
8.1.60.0070.01028.66
8.1.50.0130.00028.68
8.1.40.0110.00428.71
8.1.30.0060.00628.66
8.1.20.0040.00828.74
8.1.10.0120.00028.70
8.1.00.0070.00728.47
8.0.300.0060.00630.51
8.0.290.0100.00327.80
8.0.280.0060.00629.16
8.0.270.0040.00827.89
8.0.260.0110.00027.45
8.0.250.0090.00327.58
8.0.240.0110.00027.52
8.0.230.0070.00427.63
8.0.220.0060.00627.66
8.0.210.0060.00927.54
8.0.200.0060.00627.68
8.0.190.0120.00027.65
8.0.180.0030.01027.50
8.0.170.0080.00427.59
8.0.160.0090.00327.49
8.0.150.0040.00827.56
8.0.140.0140.00427.51
8.0.130.0000.01024.14
8.0.120.0030.01027.60
8.0.110.0080.00427.57
8.0.100.0120.00327.45
8.0.90.0080.00427.56
8.0.80.0150.01527.50
8.0.70.0060.00627.61
8.0.60.0040.00827.58
8.0.50.0080.00427.44
8.0.30.0280.00527.72
8.0.20.0240.00827.74
8.0.10.0110.00027.57
8.0.00.0160.02027.51
7.4.330.0060.00326.74
7.4.320.0130.00427.44
7.4.300.0110.00027.57
7.4.290.0040.00827.44
7.4.280.0060.00627.39
7.4.270.0060.00627.36
7.4.260.0120.00424.34
7.4.250.0130.00027.41
7.4.240.0060.00627.50
7.4.230.0090.00327.59
7.4.220.0230.01027.59
7.4.210.0160.01327.54
7.4.200.0090.00327.62
7.4.190.0040.00827.30
7.4.160.0250.00927.49
7.4.150.0260.00627.38
7.4.140.0160.01627.60
7.4.130.0180.01327.44
7.4.120.0190.01327.46
7.4.110.0230.01327.34
7.4.100.0180.01427.56
7.4.90.0220.01027.63
7.4.80.0150.01827.61
7.4.70.0270.01427.48
7.4.60.0180.01427.54
7.4.50.0120.00327.45
7.4.40.0100.01627.30
7.4.30.0160.01927.48
7.4.00.0110.01225.87
7.3.330.0060.00324.48
7.3.320.0030.00724.27
7.3.310.0040.00827.33
7.3.300.0080.00327.21
7.3.290.0190.00927.20
7.3.280.0250.00727.35
7.3.270.0190.01127.40
7.3.260.0190.01327.53
7.3.250.0230.00827.36
7.3.240.0150.01527.56
7.3.230.0130.01927.27
7.3.210.0300.00327.60
7.3.200.0230.01027.34
7.3.190.0160.01627.52
7.3.180.0210.01827.34
7.3.170.0170.01427.39
7.3.160.0200.01027.56
7.3.120.0150.01025.69
7.3.110.0170.00925.81
7.3.100.0120.00625.55
7.3.90.0120.01226.08
7.3.80.0030.01425.78
7.3.70.0100.00525.71
7.3.60.0150.00325.70
7.3.50.0090.00625.78
7.3.40.0090.00925.64
7.3.30.0000.01725.89
7.3.20.0110.00626.48
7.3.10.0130.01026.52
7.3.00.0210.00426.45
7.2.330.0160.01326.96
7.2.320.0220.01326.86
7.2.310.0220.01926.82
7.2.300.0150.01526.67
7.2.290.0260.00626.99
7.2.250.0080.01525.27
7.2.240.0180.00925.25
7.2.230.0100.00525.00
7.2.220.0130.00624.97
7.2.210.0060.00925.20
7.2.200.0090.01325.25
7.2.190.0060.01225.19
7.2.180.0110.00825.25
7.2.170.0090.00925.08
7.2.130.0100.00726.53
7.2.120.0210.01526.77
7.2.110.0140.00826.71
7.2.100.0330.00726.64
7.2.90.0260.00926.82
7.2.80.0130.00926.53
7.2.70.0200.00426.67
7.2.60.0090.01326.69
7.2.50.0160.00626.71
7.2.40.0190.00426.93
7.2.30.0180.00726.93
7.2.20.0270.00326.83
7.2.10.0170.00926.48
7.2.00.0110.01227.90
7.1.330.0110.00725.84
7.1.320.0080.00825.80
7.1.310.0100.00725.47
7.1.300.0080.00825.35
7.1.290.0140.00325.48
7.1.280.0100.01025.56
7.1.270.0100.01325.67
7.1.260.0030.01425.41
7.1.250.0200.00725.94
7.1.200.0030.01425.57
7.1.100.0000.01327.84
7.1.70.0040.01126.69
7.1.60.0000.03126.96
7.1.50.0070.02326.97
7.1.00.0030.07332.21
7.0.200.0040.01430.70
7.0.140.0130.07035.91
7.0.100.0330.05035.01
7.0.90.0170.03334.89
7.0.80.0130.04334.93
7.0.70.0400.04034.91
7.0.60.0130.04034.92
7.0.50.0130.04035.65
7.0.40.0030.03728.00
7.0.30.0100.04328.12
7.0.20.0030.04728.03
7.0.10.0070.04328.00
7.0.00.0030.04728.06
5.6.280.0070.08036.29
5.6.250.0200.05335.91
5.6.240.0100.04335.83
5.6.230.0030.04735.82
5.6.220.0100.04735.86
5.6.210.0100.05035.85
5.6.200.0030.05036.29
5.6.190.0130.04036.24
5.6.180.0130.04036.23
5.6.170.0100.04336.20
5.6.160.0200.03336.14
5.6.150.0070.05336.29
5.6.140.0070.06036.26
5.6.130.0130.03036.36
5.6.120.0100.04736.24
5.6.110.0030.04036.19
5.6.100.0130.04036.29
5.6.90.0030.05036.27
5.6.80.0100.04035.63
5.6.70.0030.04735.50
5.6.60.0170.07335.51
5.6.50.0200.06335.60
5.6.40.0100.08035.50
5.6.30.0130.07735.61
5.6.20.0070.08335.49
5.6.10.0100.08735.48
5.6.00.0130.08035.57
5.5.380.0130.04035.93
5.5.370.0070.04736.02
5.5.360.0200.04035.90
5.5.350.0130.04035.93
5.5.340.0130.04736.28
5.5.330.0070.04736.45
5.5.320.0170.04036.25
5.5.310.0170.03036.15
5.5.300.0100.03336.39
5.5.290.0170.03736.38
5.5.280.0070.04736.40
5.5.270.0070.04736.43
5.5.260.0130.04036.32
5.5.250.0070.04336.23
5.5.240.0100.04035.76
5.5.230.0100.07035.72
5.5.220.0270.07035.79
5.5.210.0070.04035.79
5.5.200.0100.05035.61
5.5.190.0030.07035.73
5.5.180.0230.07035.74
5.5.160.0130.08035.77
5.5.150.0130.08735.50
5.5.140.0030.08735.74
5.5.130.0130.07335.76
5.5.120.0100.04035.78
5.5.110.0070.08735.79
5.5.100.0100.04035.54
5.5.90.0200.07335.62
5.5.80.0070.08335.64
5.5.70.0100.04335.61
5.5.60.0100.08035.57
5.5.50.0100.03735.57
5.5.40.0070.06335.60
5.5.30.0130.06035.57
5.5.20.0030.08335.51
5.5.10.0100.06735.63
5.5.00.0100.07035.61
5.4.450.0100.04035.05
5.4.440.0100.03335.02
5.4.430.0100.04035.05
5.4.420.0130.03734.91
5.4.410.0200.03034.79
5.4.400.0130.06034.80
5.4.390.0130.07734.81
5.4.380.0230.06734.73
5.4.370.0130.04334.81
5.4.360.0030.09034.61
5.4.350.0170.06334.72
5.4.340.0100.08034.58
5.4.320.0130.07734.73
5.4.310.0100.05034.70
5.4.300.0130.06734.59
5.4.290.0130.08734.71
5.4.280.0130.07334.55
5.4.270.0130.07334.87
5.4.260.0100.05334.64
5.4.250.0100.07734.66
5.4.240.0130.03734.66
5.4.230.0170.07734.57
5.4.220.0100.08334.69
5.4.210.0170.07034.66
5.4.200.0070.07734.87
5.4.190.0100.08334.90
5.4.180.0170.07334.79
5.4.170.0000.07334.90
5.4.160.0100.04034.68
5.4.150.0070.04734.56
5.4.140.0100.05331.82
5.4.130.0100.07731.85
5.4.120.0070.07731.81
5.4.110.0070.08732.13
5.4.100.0130.04332.08
5.4.90.0130.07332.05
5.4.80.0170.06732.23
5.4.70.0230.03032.23
5.4.60.0070.04032.00
5.4.50.0170.03032.06
5.4.40.0100.03732.06
5.4.30.0100.07732.06
5.4.20.0100.06732.05
5.4.10.0100.04032.11
5.4.00.0130.07331.40
5.3.290.0200.08032.36
5.3.280.0200.07732.20
5.3.270.0130.08332.39
5.3.260.0170.07332.21
5.3.250.0030.08332.36
5.3.240.0200.07732.20
5.3.230.0130.08332.38
5.3.220.0130.06731.99
5.3.210.0100.07332.04
5.3.200.0070.04032.07
5.3.190.0130.03732.13
5.3.180.0130.03732.18
5.3.170.0230.06032.03
5.3.160.0070.05732.14
5.3.150.0170.08032.07
5.3.140.0130.08332.12
5.3.130.0230.07032.12
5.3.120.0230.06032.13
5.3.110.0130.07732.13
5.3.100.0070.04331.52
5.3.90.0170.07331.70
5.3.80.0130.07731.44
5.3.70.0170.07731.40
5.3.60.0170.07031.29
5.3.50.0030.04731.20
5.3.40.0230.06031.27
5.3.30.0100.07731.27
5.3.20.0100.05330.94
5.3.10.0130.07731.05
5.3.00.0130.04031.39
5.2.170.0170.05725.91
5.2.160.0170.06325.85
5.2.150.0270.05725.80
5.2.140.0170.06325.94
5.2.130.0130.03725.96
5.2.120.0170.06025.99
5.2.110.0130.05725.91
5.2.100.0100.06725.79
5.2.90.0100.07025.97
5.2.80.0130.06025.79
5.2.70.0070.06725.94
5.2.60.0130.04025.98
5.2.50.0070.06726.05
5.2.40.0070.04325.89
5.2.30.0130.06725.97
5.2.20.0070.06726.02
5.2.10.0100.06325.60
5.2.00.0130.06025.85
5.1.60.0200.05726.73
5.1.50.0170.06326.73
5.1.40.0130.05326.59
5.1.30.0070.04026.86
5.1.20.0200.05326.93
5.1.10.0100.06026.67
5.1.00.0130.06026.75
5.0.50.0070.03022.15
5.0.40.0130.05022.25
5.0.30.0130.05322.13
5.0.20.0070.03722.28
5.0.10.0130.05022.17
5.0.00.0130.07328.47
4.4.90.0000.0338.11
4.4.80.0030.0338.11
4.4.70.0030.0178.11
4.4.60.0000.0278.11
4.4.50.0000.0238.11
4.4.40.0030.0538.11
4.4.30.0000.0378.11
4.4.20.0100.0278.11
4.4.10.0000.0378.11
4.4.00.0030.0508.11
4.3.110.0000.0308.11
4.3.100.0000.0278.11
4.3.90.0030.0178.11
4.3.80.0000.0408.11
4.3.70.0030.0308.11
4.3.60.0030.0338.11
4.3.50.0030.0308.11
4.3.40.0000.0508.11
4.3.30.0030.0178.11
4.3.20.0000.0408.11
4.3.10.0030.0308.11
4.3.00.0000.0278.11

preferences:
55.7 ms | 400 KiB | 5 Q