3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $p1 = "secret"; public function B() { // ${'t' . 'his'} = 'hello'; // works return $this->p1; } } $a = new A; echo $a->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)
8.3.60.0100.00716.63
8.3.50.0100.00922.84
8.3.40.0120.00918.63
8.3.30.0110.00419.14
8.3.20.0040.00420.16
8.3.10.0040.00423.48
8.3.00.0060.00319.15
8.2.180.0100.01016.38
8.2.170.0110.00322.96
8.2.160.0130.00020.39
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0060.00326.16
8.2.120.0040.00420.90
8.2.110.0060.00322.24
8.2.100.0080.00419.64
8.2.90.0050.00319.08
8.2.80.0060.00617.97
8.2.70.0000.00817.63
8.2.60.0080.00017.80
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0000.00717.93
8.2.20.0030.00317.79
8.2.10.0000.00718.05
8.2.00.0050.00317.61
8.1.280.0160.00025.92
8.1.270.0050.00323.67
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0050.00323.83
8.1.230.0110.00019.07
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0050.00318.62
8.1.160.0050.00321.95
8.1.150.0040.00418.75
8.1.140.0040.00417.43
8.1.130.0000.00717.66
8.1.120.0030.00417.41
8.1.110.0040.00417.42
8.1.100.0040.00417.28
8.1.90.0040.00417.28
8.1.80.0030.00517.37
8.1.70.0040.00417.27
8.1.60.0000.00917.54
8.1.50.0000.00817.52
8.1.40.0050.00417.54
8.1.30.0040.00417.55
8.1.20.0040.00417.69
8.1.10.0040.00417.61
8.1.00.0000.00817.49
8.0.300.0040.00418.77
8.0.290.0050.00316.63
8.0.280.0040.00418.44
8.0.270.0030.00317.23
8.0.260.0060.00017.16
8.0.250.0040.00416.86
8.0.240.0000.00716.86
8.0.230.0030.00316.82
8.0.220.0070.00016.86
8.0.210.0040.00416.71
8.0.200.0000.00716.86
8.0.190.0000.01016.77
8.0.180.0070.00016.78
8.0.170.0000.00716.80
8.0.160.0030.00516.75
8.0.150.0000.00816.79
8.0.140.0040.00416.71
8.0.130.0060.00013.24
8.0.120.0040.00416.79
8.0.110.0000.00716.75
8.0.100.0040.00416.85
8.0.90.0040.00416.72
8.0.80.0060.00916.75
8.0.70.0070.00016.84
8.0.60.0000.00716.88
8.0.50.0070.00016.61
8.0.30.0070.01517.07
8.0.20.0100.01017.40
8.0.10.0040.00416.96
8.0.00.0120.00616.99
7.4.330.0020.00215.02
7.4.320.0000.00716.45
7.4.300.0030.00316.49
7.4.290.0000.00716.39
7.4.280.0060.00316.43
7.4.270.0000.00716.45
7.4.260.0020.00516.62
7.4.250.0070.00016.52
7.4.240.0040.00416.49
7.4.230.0070.00016.60
7.4.220.0090.01316.52
7.4.210.0140.00016.44
7.4.200.0000.00716.42
7.4.160.0130.00316.49
7.4.150.0100.00717.40
7.4.140.0110.01017.86
7.4.130.0080.01016.53
7.4.120.0130.00816.46
7.4.110.0090.01316.54
7.4.100.0160.00316.32
7.4.90.0080.00816.38
7.4.80.0110.00719.39
7.4.70.0050.01116.49
7.4.60.0060.01016.40
7.4.50.0020.00216.35
7.4.40.0100.01016.28
7.4.30.0130.00816.46
7.4.00.0100.00314.86
7.3.330.0000.00613.13
7.3.320.0000.00613.25
7.3.310.0030.00316.34
7.3.300.0000.00716.26
7.3.290.0060.01016.26
7.3.280.0090.01016.25
7.3.270.0070.01717.40
7.3.260.0060.01216.50
7.3.250.0080.00816.36
7.3.240.0080.00816.47
7.3.230.0070.01416.39
7.3.210.0030.01616.39
7.3.200.0090.01019.39
7.3.190.0130.00616.53
7.3.180.0000.01516.44
7.3.170.0110.00316.37
7.3.160.0110.00416.22
7.2.330.0160.00816.77
7.2.320.0140.00716.80
7.2.310.0070.01016.46
7.2.300.0040.01916.60
7.2.290.0050.01116.70
7.2.60.0090.00616.84
7.2.00.0060.01019.48
7.1.200.0000.01415.45
7.1.100.0030.01017.59
7.1.70.0030.00917.11
7.1.60.0060.01919.40
7.1.50.0120.01216.84
7.1.00.0070.07322.30
7.0.200.0040.00416.57
7.0.140.0030.07322.21
7.0.60.0030.06719.79
7.0.50.0070.07317.86
7.0.40.0030.04720.09
7.0.30.0370.07020.23
7.0.20.0230.04720.19
7.0.10.0030.04320.16
7.0.00.0070.07720.25
5.6.210.0100.07320.77
5.6.200.0070.07018.16
5.6.190.0070.04020.64
5.6.180.0400.07020.58
5.6.170.0170.06720.55
5.6.160.0100.07720.47
5.6.150.0130.06318.16
5.6.140.0100.07718.18
5.6.130.0000.06018.21
5.6.120.0130.07021.15
5.6.110.0100.08020.95
5.6.100.0070.04321.11
5.6.90.0030.04321.13
5.6.80.0000.06720.37
5.5.350.4100.04320.33
5.5.340.0100.06717.95
5.5.330.0100.07320.45
5.5.320.0200.05320.34
5.5.310.0370.07320.36
5.5.300.0000.07717.94
5.5.290.0130.06018.08
5.5.280.0100.06720.87
5.5.270.0030.07320.75
5.5.260.0030.06020.76
5.5.250.0000.08020.55
5.5.240.0000.07020.07
5.4.450.0770.06719.16
5.4.440.0800.06019.55
5.4.430.0730.08319.47
5.4.420.0730.06319.54
5.4.410.0630.05719.52
5.4.400.0830.04719.30
5.4.390.0870.05019.25
5.4.380.0070.05318.59
5.4.370.0200.03718.73
5.4.360.0230.04318.50
5.4.350.0180.06312.02
5.4.340.0120.04512.01
5.4.320.0100.05012.50
5.4.310.0030.04112.49
5.4.300.0050.04012.50
5.4.290.0080.03512.50
5.4.280.0050.03712.39
5.4.270.0090.03612.39
5.4.260.0060.04212.39
5.4.250.0060.03812.39
5.4.240.0070.03412.40
5.4.230.0110.03212.39
5.4.220.0070.03412.39
5.4.210.0050.03512.39
5.4.200.0070.03512.39
5.4.190.0070.03412.38
5.4.180.0070.03512.38
5.4.170.0040.03812.39
5.4.160.0070.04112.39
5.4.150.0060.03412.38
5.4.140.0060.03612.07
5.4.130.0070.03412.06
5.4.120.0060.03412.02
5.4.110.0060.04212.01
5.4.100.0050.03612.01
5.4.90.0070.03612.02
5.4.80.0040.04212.01
5.4.70.0090.04412.01
5.4.60.0070.03612.01
5.4.50.0080.03312.01
5.4.40.0050.03612.00
5.4.30.0070.03412.00
5.4.20.0080.03311.99
5.4.10.0080.03511.99
5.4.00.0080.03311.48
5.3.290.0080.03812.80
5.3.280.0090.04512.71
5.3.270.0070.04512.72
5.3.260.0090.04112.72
5.3.250.0070.04112.72
5.3.240.0060.04412.72
5.3.230.0070.03812.71
5.3.220.0140.04212.68
5.3.210.0060.03812.68
5.3.200.0060.03612.68
5.3.190.0040.03812.68
5.3.180.0050.03612.67
5.3.170.0040.03712.67
5.3.160.0060.03512.68
5.3.150.0050.03712.68
5.3.140.0050.04112.66
5.3.130.0100.03812.66
5.3.120.0060.03812.66
5.3.110.0030.04112.66
5.3.100.0030.03812.12
5.3.90.0050.03612.10
5.3.80.0040.03712.09
5.3.70.0070.03412.09
5.3.60.0060.03612.07
5.3.50.0040.03912.02
5.3.40.0030.03912.03
5.3.30.0060.03611.98
5.3.20.0090.03111.75
5.3.10.0070.03311.73
5.3.00.0050.03611.71
5.2.170.0030.0319.22
5.2.160.0030.0309.22
5.2.150.0040.0309.21
5.2.140.0050.0309.21
5.2.130.0020.0329.18
5.2.120.0060.0269.18
5.2.110.0080.0259.18
5.2.100.0030.0299.18
5.2.90.0050.0289.17
5.2.80.0030.0319.17
5.2.70.0050.0299.17
5.2.60.0050.0379.12
5.2.50.0050.0299.09
5.2.40.0030.0299.07
5.2.30.0040.0309.04
5.2.20.0040.0299.03
5.2.10.0070.0278.94
5.2.00.0070.0278.80
5.1.60.0060.0238.08
5.1.50.0010.0308.08
5.1.40.0020.0278.06
5.1.30.0030.0298.41
5.1.20.0060.0258.44
5.1.10.0070.0278.16
5.1.00.0060.0258.16
5.0.50.0090.0156.64
5.0.40.0030.0226.50
5.0.30.0050.0306.31
5.0.20.0080.0216.27
5.0.10.0030.0236.25
5.0.00.0020.0316.25
4.4.90.0020.0184.78
4.4.80.0040.0134.75
4.4.70.0030.0144.75
4.4.60.0020.0164.76
4.4.50.0010.0174.77
4.4.40.0030.0244.71
4.4.30.0010.0184.76
4.4.20.0030.0194.85
4.4.10.0030.0154.85
4.4.00.0040.0234.76
4.3.110.0030.0214.67
4.3.100.0030.0174.66
4.3.90.0030.0194.64
4.3.80.0010.0294.59
4.3.70.0020.0164.63
4.3.60.0050.0114.62
4.3.50.0010.0174.63
4.3.40.0040.0224.53
4.3.30.0020.0163.30
4.3.20.0020.0163.28
4.3.10.0020.0153.23
4.3.00.0170.0207.12

preferences:
38.92 ms | 400 KiB | 5 Q