3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { public $field1; public $field2; public $field3; } $foo = new foo(); $foo->field1 = 2; var_dump($foo); $field1 = 'field1'; var_dump(isset($foo->$field1));

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)
8.3.60.0140.00318.56
8.3.50.0170.00522.04
8.3.40.0180.00418.76
8.3.30.0080.00819.04
8.3.20.0030.00520.29
8.3.10.0080.00020.36
8.3.00.0040.00418.04
8.2.180.0160.00016.50
8.2.170.0070.00722.96
8.2.160.0030.01020.52
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0020.00522.23
8.2.110.0040.00420.47
8.2.100.0040.00717.95
8.2.90.0080.00019.05
8.2.80.0040.00417.97
8.2.70.0050.00317.35
8.2.60.0050.00518.03
8.2.50.0000.00818.07
8.2.40.0050.00318.28
8.2.30.0000.00719.14
8.2.20.0050.00317.66
8.2.10.0000.00818.00
8.2.00.0070.00017.71
8.1.280.0120.00425.92
8.1.270.0000.00822.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.00
8.1.230.0070.00419.15
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0050.00517.35
8.1.190.0000.00917.35
8.1.180.0080.00018.10
8.1.170.0040.00418.43
8.1.160.0000.00821.92
8.1.150.0000.00818.93
8.1.140.0000.00717.44
8.1.130.0070.00017.86
8.1.120.0030.00517.32
8.1.110.0000.00717.47
8.1.100.0040.00417.33
8.1.90.0040.00417.35
8.1.80.0000.00717.38
8.1.70.0070.00017.45
8.1.60.0070.00017.59
8.1.50.0030.00617.47
8.1.40.0000.00717.48
8.1.30.0060.00317.56
8.1.20.0050.00217.57
8.1.10.0000.00717.44
8.1.00.0040.00417.32
8.0.300.0070.00018.77
8.0.290.0050.00216.75
8.0.280.0000.00718.35
8.0.270.0070.00016.72
8.0.260.0030.00317.12
8.0.250.0040.00416.84
8.0.240.0030.00316.96
8.0.230.0040.00416.96
8.0.220.0000.00716.87
8.0.210.0000.00616.75
8.0.200.0030.00316.95
8.0.190.0050.00316.93
8.0.180.0050.00316.86
8.0.170.0000.00816.81
8.0.160.0030.00316.85
8.0.150.0040.00416.86
8.0.140.0070.00016.74
8.0.130.0030.00313.29
8.0.120.0000.00716.78
8.0.110.0040.00416.72
8.0.100.0040.00416.71
8.0.90.0030.00716.75
8.0.80.0060.00916.86
8.0.70.0030.00516.87
8.0.60.0040.00416.70
8.0.50.0000.00816.95
8.0.30.0100.01017.13
8.0.20.0120.00917.40
8.0.10.0080.00016.89
8.0.00.0130.00516.66
7.4.330.0000.00515.02
7.4.320.0030.00316.41
7.4.300.0000.00616.41
7.4.290.0000.00716.48
7.4.280.0000.00716.48
7.4.270.0000.00616.43
7.4.260.0030.00316.34
7.4.250.0040.00416.41
7.4.240.0020.00616.39
7.4.230.0070.00016.43
7.4.220.0060.01116.42
7.4.210.0070.00716.45
7.4.200.0030.00316.47
7.4.160.0120.00316.20
7.4.150.0070.01317.40
7.4.140.0120.00717.86
7.4.130.0090.00916.36
7.4.120.0090.00816.42
7.4.110.0080.00816.48
7.4.100.0110.00716.38
7.4.90.0090.00916.29
7.4.80.0150.00516.58
7.4.70.0080.00816.41
7.4.60.0030.01316.42
7.4.50.0060.00316.52
7.4.40.0070.01016.44
7.4.30.0090.00616.50
7.4.00.0060.01214.68
7.3.330.0020.00213.16
7.3.320.0000.00513.26
7.3.310.0040.00416.13
7.3.300.0040.00416.17
7.3.290.0100.00316.29
7.3.280.0090.00616.26
7.3.270.0080.01117.40
7.3.260.0200.00016.30
7.3.250.0120.00716.59
7.3.240.0140.00316.32
7.3.230.0070.01116.39
7.3.210.0080.01116.31
7.3.200.0120.00619.39
7.3.190.0060.01116.21
7.3.180.0130.00316.48
7.3.170.0100.00716.45
7.3.160.0060.00916.61
7.2.330.0070.01516.69
7.2.320.0160.01016.55
7.2.310.0150.00416.39
7.2.300.0060.01016.44
7.2.290.0150.00616.56
7.2.60.0030.00716.95
7.1.200.0060.00615.54
7.1.70.0000.00717.16
7.1.60.0060.01919.32
7.1.50.0040.01416.98
7.1.00.0030.07322.57
7.0.200.0000.00916.79
7.0.140.0000.07721.98
7.0.60.0070.08019.82
7.0.50.0100.08017.96
7.0.40.0130.08320.05
7.0.30.0170.04320.15
7.0.20.0300.07020.07
7.0.10.0100.04020.24
7.0.00.0070.04720.25
5.6.280.0070.07021.11
5.6.210.0030.08720.65
5.6.200.0100.03718.22
5.6.190.0100.08020.61
5.6.180.0200.04020.33
5.6.170.0230.06020.45
5.6.160.0000.04320.61
5.6.150.0070.03718.18
5.6.140.0070.08018.18
5.6.130.0100.07718.14
5.6.120.0070.08321.08
5.6.110.0100.08721.11
5.6.100.0030.05721.00
5.6.90.0130.07321.13
5.6.80.0030.07720.51
5.5.350.0300.07320.52
5.5.340.0000.09017.98
5.5.330.0130.08020.27
5.5.320.0270.07720.52
5.5.310.0330.05720.41
5.5.300.0100.07717.95
5.5.290.0130.06317.94
5.5.280.0030.06020.97
5.5.270.0100.08720.86
5.5.260.0030.08320.95
5.5.250.0070.07320.65
5.5.240.0030.05720.14
5.4.450.0630.08719.55
5.4.440.1130.05019.43
5.4.430.0900.05319.70
5.4.420.0800.07019.63
5.4.410.0870.06319.17
5.4.400.0200.05319.29
5.4.390.0170.06019.16
5.4.380.0370.05018.50
5.4.370.0330.05318.82
5.4.360.0400.04718.79
5.4.350.0270.05318.55
5.4.340.0370.07018.44
5.4.320.0090.03412.49
5.4.310.0080.03712.50
5.4.300.0040.03912.50
5.4.290.0080.03612.49
5.4.280.0060.03512.39
5.4.270.0020.04412.39
5.4.260.0070.04812.39
5.4.250.0030.03912.39
5.4.240.0110.03512.39
5.4.230.0040.03912.38
5.4.220.0040.03812.38
5.4.210.0040.03612.39
5.4.200.0070.03712.38
5.4.190.0060.04612.38
5.4.180.0050.03812.38
5.4.170.0060.03612.39
5.4.160.0050.03612.39
5.4.150.0030.03712.39
5.4.140.0040.04112.07
5.4.130.0060.03512.05
5.4.120.0060.04312.02
5.4.110.0080.04112.01
5.4.100.0070.04012.01
5.4.90.0080.03512.00
5.4.80.0090.04512.01
5.4.70.0050.03612.01
5.4.60.0080.04712.01
5.4.50.0090.04112.00
5.4.40.0080.03611.99
5.4.30.0040.03711.99
5.4.20.0060.03411.99
5.4.10.0070.03311.99
5.4.00.0060.03411.47
5.3.290.0090.03912.80
5.3.280.0110.04712.71
5.3.270.0050.03912.72
5.3.260.0050.03912.72
5.3.250.0040.04312.72
5.3.240.0040.03812.72
5.3.230.0080.03912.71
5.3.220.0090.03712.68
5.3.210.0090.03712.68
5.3.200.0060.04512.68
5.3.190.0030.04112.68
5.3.180.0080.03812.67
5.3.170.0090.03412.67
5.3.160.0070.04312.68
5.3.150.0050.03712.67
5.3.140.0100.04412.66
5.3.130.0080.04212.66
5.3.120.0030.04812.66
5.3.110.0100.04212.66
5.3.100.0050.04012.11
5.3.90.0050.04012.09
5.3.80.0050.03712.08
5.3.70.0090.04512.08
5.3.60.0100.03912.07
5.3.50.0030.03812.02
5.3.40.0060.03612.02
5.3.30.0050.03611.98
5.3.20.0050.03511.76
5.3.10.0070.03311.72
5.3.00.0040.03711.71
5.2.170.0040.0459.21
5.2.160.0050.0289.21
5.2.150.0100.0269.21
5.2.140.0050.0309.21
5.2.130.0040.0309.17
5.2.120.0070.0269.17
5.2.110.0070.0329.18
5.2.100.0040.0299.18
5.2.90.0060.0289.18
5.2.80.0050.0309.16
5.2.70.0030.0319.17
5.2.60.0050.0309.12
5.2.50.0050.0299.09
5.2.40.0020.0319.07
5.2.30.0050.0329.05
5.2.20.0080.0339.02
5.2.10.0050.0278.93
5.2.00.0050.0278.80
5.1.60.0050.0238.08
5.1.50.0060.0228.07
5.1.40.0040.0248.06
5.1.30.0070.0238.41
5.1.20.0050.0418.43
5.1.10.0050.0348.15
5.1.00.0050.0358.16
5.0.50.0040.0246.64
5.0.40.0040.0186.49
5.0.30.0050.0306.30
5.0.20.0030.0206.27
5.0.10.0030.0206.25
5.0.00.0030.0316.24
4.4.90.0040.0204.78
4.4.80.0020.0334.75
4.4.70.0010.0274.75
4.4.60.0040.0204.75
4.4.50.0040.0144.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0050.0194.84
4.4.10.0060.0214.85
4.4.00.0030.0244.76
4.3.110.0010.0174.67
4.3.100.0030.0144.67
4.3.90.0020.0154.64
4.3.80.0050.0214.58
4.3.70.0010.0154.63
4.3.60.0020.0154.63
4.3.50.0040.0144.63
4.3.40.0040.0234.54
4.3.30.0010.0173.30
4.3.20.0030.0153.28
4.3.10.0010.0163.24
4.3.00.0100.0237.68

preferences:
47.22 ms | 401 KiB | 5 Q