3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo extends stdClass { private $boo = 'bou'; function getVarName() { return $this->boo; } } $foo = new foo; print $foo->{'getVarName()'};

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)
8.3.40.0070.01418.83
8.3.30.0120.00318.96
8.3.20.0000.00820.41
8.3.10.0000.00823.53
8.3.00.0090.00019.38
8.2.170.0030.01422.96
8.2.160.0070.01020.43
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0040.00422.29
8.2.110.0040.00420.58
8.2.100.0040.00818.22
8.2.90.0070.00019.17
8.2.80.0030.00617.97
8.2.70.0000.00817.63
8.2.60.0030.00617.93
8.2.50.0060.00618.07
8.2.40.0000.00820.01
8.2.30.0000.00718.07
8.2.20.0040.00417.55
8.2.10.0070.00018.02
8.2.00.0080.00017.48
8.1.270.0060.00322.01
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00624.04
8.1.230.0080.00319.09
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.00817.10
8.1.190.0040.00417.00
8.1.180.0060.00318.10
8.1.170.0080.00018.50
8.1.160.0030.00321.85
8.1.150.0040.00418.72
8.1.140.0050.00317.38
8.1.130.0030.00317.82
8.1.120.0040.00417.41
8.1.110.0070.00017.44
8.1.100.0000.00817.40
8.1.90.0070.00017.29
8.1.80.0030.00517.37
8.1.70.0000.00717.32
8.1.60.0030.00517.55
8.1.50.0030.00517.34
8.1.40.0050.00317.46
8.1.30.0060.00317.65
8.1.20.0000.00717.51
8.1.10.0040.00417.57
8.1.00.0040.00417.46
8.0.300.0050.00218.77
8.0.290.0070.00016.75
8.0.280.0030.00318.44
8.0.270.0080.00317.24
8.0.260.0000.00817.29
8.0.250.0040.00416.98
8.0.240.0000.00816.91
8.0.230.0040.00416.87
8.0.220.0040.00416.83
8.0.210.0000.00816.89
8.0.200.0040.00416.94
8.0.190.0060.00616.95
8.0.180.0030.00516.79
8.0.170.0060.00316.92
8.0.160.0000.00816.93
8.0.150.0070.00316.88
8.0.140.0020.00516.71
8.0.130.0030.00313.30
8.0.120.0020.00516.85
8.0.110.0080.00016.73
8.0.100.0000.00716.79
8.0.90.0000.00716.89
8.0.80.0090.00616.84
8.0.70.0000.00716.84
8.0.60.0070.00016.86
8.0.50.0050.00216.75
8.0.30.0140.00917.00
8.0.20.0180.00217.40
8.0.10.0080.00016.82
8.0.00.0050.01316.62
7.4.330.0000.00515.00
7.4.320.0000.00716.34
7.4.300.0000.00616.46
7.4.290.0000.00716.36
7.4.280.0000.00816.53
7.4.270.0030.00316.51
7.4.260.0060.00316.50
7.4.250.0080.00016.42
7.4.240.0000.00716.46
7.4.230.0050.00316.36
7.4.220.0110.00716.63
7.4.210.0090.00516.38
7.4.200.0070.00016.34
7.4.160.0090.00616.55
7.4.150.0090.00917.40
7.4.140.0100.01317.86
7.4.130.0110.00516.34
7.4.120.0100.00816.48
7.4.110.0160.00716.30
7.4.100.0070.01116.53
7.4.90.0100.00716.32
7.4.80.0130.00919.39
7.4.70.0110.00516.40
7.4.60.0070.01516.44
7.4.50.0030.00316.32
7.4.40.0160.00316.43
7.4.30.0140.00916.49
7.4.00.0120.00514.96
7.3.330.0000.00513.07
7.3.320.0060.00013.20
7.3.310.0000.00716.00
7.3.300.0040.00416.19
7.3.290.0050.01016.21
7.3.280.0110.00516.22
7.3.270.0140.00717.40
7.3.260.0140.00416.49
7.3.250.0160.00416.41
7.3.240.0160.00916.46
7.3.230.0150.00616.39
7.3.210.0100.00616.27
7.3.200.0060.01319.39
7.3.190.0060.01116.36
7.3.180.0100.00716.36
7.3.170.0060.01016.27
7.3.160.0060.01416.21
7.3.120.0090.00615.28
7.3.110.0030.01415.28
7.3.100.0000.01615.28
7.3.90.0030.00615.28
7.3.80.0040.01115.28
7.3.70.0060.00615.28
7.3.60.0090.00615.28
7.3.50.0070.00315.28
7.3.40.0000.01115.28
7.3.30.0030.00715.28
7.3.20.0040.01116.72
7.3.10.0090.00616.63
7.3.00.0030.00916.48
7.2.330.0070.01016.51
7.2.320.0130.01116.36
7.2.310.0090.01216.73
7.2.300.0130.00316.31
7.2.290.0110.00716.46
7.2.250.0000.02015.28
7.2.240.0060.01315.28
7.2.230.0030.01315.28
7.2.220.0070.00715.28
7.2.210.0110.00315.28
7.2.200.0030.00915.28
7.2.190.0000.01115.28
7.2.180.0150.00015.28
7.2.170.0040.01115.28
7.1.330.0070.00715.53
7.1.320.0060.00615.73
7.1.310.0000.01115.44
7.1.300.0060.00915.70
7.1.290.0030.01015.43
7.1.280.0040.01115.66
7.1.270.0070.00415.67
7.1.260.0090.00615.87
7.1.100.0060.00317.99
7.1.70.0000.00817.10
7.1.60.0100.01419.11
7.1.50.0070.01816.91
7.1.00.0070.07322.43
7.0.200.0050.00516.45
7.0.140.0030.07322.12
7.0.60.0070.06019.95
7.0.50.0100.06317.87
7.0.40.0100.05720.11
7.0.30.0230.07720.06
7.0.20.0370.06020.22
7.0.10.0030.04320.22
7.0.00.0100.06020.09
5.6.280.0070.06720.82
5.6.210.0070.06320.65
5.6.200.0070.08718.18
5.6.190.0070.04720.50
5.6.180.0330.04720.41
5.6.170.1630.05320.45
5.6.160.0170.06720.52
5.6.150.0100.07718.29
5.6.140.0030.08718.12
5.6.130.0030.04018.20
5.6.120.0030.04720.94
5.6.110.0070.07720.96
5.6.100.0030.08721.09
5.6.90.0000.08720.88
5.6.80.0100.06320.47
5.5.350.0100.07320.39
5.5.340.0030.05017.98
5.5.330.0200.05020.25
5.5.320.0430.05020.35
5.5.310.0230.08020.41
5.5.300.0130.07318.08
5.5.290.0030.07718.03
5.5.280.0030.08720.77
5.5.270.0100.07720.85
5.5.260.0070.08320.76
5.5.250.0070.08020.79
5.5.240.0270.06320.23
5.4.450.0070.06019.34
5.4.440.0930.07019.27
5.4.430.0630.06019.27
5.4.420.0670.00019.68
5.4.410.0630.00019.30
5.4.400.0600.00019.09
5.4.390.0630.00019.11
5.4.380.0770.00019.07
5.4.370.0630.00019.04
5.4.360.0630.00019.01
5.4.350.0630.00019.04
5.4.340.0050.03712.01
5.4.320.0060.03712.50
5.4.310.0070.03812.50
5.4.300.0090.03512.50
5.4.290.0050.03912.50
5.4.280.0070.03912.40
5.4.270.0080.03412.39
5.4.260.0050.03912.39
5.4.250.0090.03512.39
5.4.240.0090.03212.39
5.4.230.0080.03812.39
5.4.220.0090.03412.39
5.4.210.0060.03512.39
5.4.200.0040.04012.39
5.4.190.0060.03612.38
5.4.180.0050.03812.39
5.4.170.0090.03412.39
5.4.160.0090.04012.39
5.4.150.0070.03512.38
5.4.140.0060.03812.07
5.4.130.0060.04012.06
5.4.120.0070.04012.02
5.4.110.0020.03912.01
5.4.100.0080.03512.01
5.4.90.0090.04612.01
5.4.80.0080.03612.02
5.4.70.0090.03212.01
5.4.60.0040.03712.01
5.4.50.0040.03712.01
5.4.40.0030.03712.00
5.4.30.0030.03811.99
5.4.20.0040.03711.99
5.4.10.0080.03911.99
5.4.00.0040.03811.48
5.3.290.0080.04312.80
5.3.280.0100.03412.71
5.3.270.0070.04012.72
5.3.260.0080.03812.72
5.3.250.0050.04012.72
5.3.240.0060.03712.72
5.3.230.0040.04212.71
5.3.220.0070.04212.68
5.3.210.0060.04012.68
5.3.200.0080.03712.68
5.3.190.0050.03912.68
5.3.180.0050.03812.68
5.3.170.0040.03812.67
5.3.160.0040.04412.68
5.3.150.0080.03912.68
5.3.140.0070.04012.66
5.3.130.0070.03912.66
5.3.120.0070.03812.65
5.3.110.0030.04112.66
5.3.100.0110.03812.12
5.3.90.0050.03812.09
5.3.80.0030.04112.09
5.3.70.0100.03712.09
5.3.60.0080.03912.07
5.3.50.0060.03912.02
5.3.40.0060.04512.03
5.3.30.0090.03311.97
5.3.20.0060.03611.76
5.3.10.0070.04711.73
5.3.00.0070.04411.71
5.2.170.0050.0329.22
5.2.160.0070.0399.22
5.2.150.0050.0349.22
5.2.140.0060.0309.21
5.2.130.0070.0329.18
5.2.120.0070.0289.18
5.2.110.0040.0319.18
5.2.100.0070.0299.17
5.2.90.0100.0269.18
5.2.80.0080.0329.17
5.2.70.0050.0309.17
5.2.60.0030.0389.13
5.2.50.0050.0309.09
5.2.40.0020.0319.07
5.2.30.0040.0309.05
5.2.20.0060.0289.03
5.2.10.0040.0298.94
5.2.00.0040.0328.80
5.1.60.0030.0258.08
5.1.50.0070.0228.08
5.1.40.0020.0278.06
5.1.30.0050.0258.41
5.1.20.0010.0298.44
5.1.10.0030.0278.16
5.1.00.0060.0388.16
5.0.50.0040.0226.64
5.0.40.0040.0216.49
5.0.30.0050.0336.31
5.0.20.0050.0186.27
5.0.10.0030.0236.25
5.0.00.0030.0336.25
4.4.90.0030.0154.78
4.4.80.0030.0164.75
4.4.70.0040.0164.76
4.4.60.0020.0194.75
4.4.50.0050.0164.77
4.4.40.0040.0274.71
4.4.30.0040.0184.76
4.4.20.0020.0174.84
4.4.10.0040.0154.85
4.4.00.0040.0254.76
4.3.110.0040.0154.67
4.3.100.0020.0164.66
4.3.90.0000.0174.63
4.3.80.0050.0224.58
4.3.70.0060.0164.63
4.3.60.0010.0174.63
4.3.50.0020.0174.63
4.3.40.0000.0284.53
4.3.30.0010.0193.30
4.3.20.0000.0183.28
4.3.10.0040.0163.23
4.3.00.0030.0277.95

preferences:
38.58 ms | 400 KiB | 5 Q