3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($x) { unset($x); eval('var_dump(debug_backtrace());'); } f(10);

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)
8.3.60.0100.00718.39
8.3.50.0130.00721.02
8.3.40.0150.00018.72
8.3.30.0080.00619.07
8.3.20.0040.00420.52
8.3.10.0040.00423.70
8.3.00.0050.00319.38
8.2.180.0100.00716.63
8.2.170.0040.01122.96
8.2.160.0030.01020.39
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0050.00322.26
8.2.110.0100.01321.03
8.2.100.0040.00817.84
8.2.90.0030.00617.74
8.2.80.0000.00817.97
8.2.70.0000.00917.50
8.2.60.0000.00717.80
8.2.50.0040.00418.07
8.2.40.0030.00619.95
8.2.30.0050.00317.97
8.2.20.0070.00017.60
8.2.10.0040.00417.98
8.2.00.0050.00217.54
8.1.280.0040.01125.92
8.1.270.0050.00322.05
8.1.260.0000.00826.35
8.1.250.0030.00528.09
8.1.240.0070.00421.95
8.1.230.0040.00722.67
8.1.220.0000.00817.74
8.1.210.0000.00919.03
8.1.200.0060.00317.35
8.1.190.0030.00517.13
8.1.180.0040.00418.10
8.1.170.0050.00518.51
8.1.160.0050.00221.85
8.1.150.0030.00518.80
8.1.140.0040.00417.30
8.1.130.0000.00717.76
8.1.120.0000.00717.40
8.1.110.0080.00017.43
8.1.100.0050.00217.38
8.1.90.0040.00417.45
8.1.80.0000.00717.27
8.1.70.0070.00017.30
8.1.60.0060.00317.42
8.1.50.0000.00817.29
8.1.40.0070.00017.48
8.1.30.0000.00817.58
8.1.20.0030.00517.48
8.1.10.0050.00317.40
8.1.00.0000.01017.48
8.0.300.0000.00719.83
8.0.290.0050.00316.63
8.0.280.0000.00718.39
8.0.270.0070.00417.12
8.0.260.0000.00717.26
8.0.250.0000.00716.91
8.0.240.0000.00716.94
8.0.230.0040.00416.80
8.0.220.0030.00516.75
8.0.210.0030.00316.89
8.0.200.0030.00316.93
8.0.190.0050.00516.84
8.0.180.0040.00416.79
8.0.170.0000.00816.88
8.0.160.0000.00716.79
8.0.150.0060.00316.67
8.0.140.0030.00616.91
8.0.130.0050.00013.28
8.0.120.0040.00416.87
8.0.110.0030.00616.79
8.0.100.0070.00016.89
8.0.90.0000.00716.71
8.0.80.0060.00916.93
8.0.70.0070.00016.91
8.0.60.0000.00716.75
8.0.50.0050.00216.76
8.0.30.0100.01217.03
8.0.20.0120.00717.40
8.0.10.0000.00716.82
8.0.00.0080.01316.75
7.4.330.0000.00415.00
7.4.320.0060.00016.52
7.4.300.0060.00016.59
7.4.290.0070.00016.48
7.4.280.0050.00316.54
7.4.270.0000.00716.66
7.4.260.0000.00716.56
7.4.250.0040.00416.57
7.4.240.0020.00516.51
7.4.230.0050.00316.60
7.4.220.0130.01316.63
7.4.210.0080.00716.50
7.4.200.0040.00416.62
7.4.160.0060.01016.49
7.4.150.0060.01817.40
7.4.140.0080.01017.86
7.4.130.0070.01016.53
7.4.120.0120.00716.42
7.4.110.0090.00916.41
7.4.100.0070.01116.50
7.4.90.0130.00616.54
7.4.80.0130.00319.39
7.4.70.0090.00916.53
7.4.60.0070.01116.54
7.4.50.0050.00016.46
7.4.40.0030.01316.41
7.4.30.0150.00316.69
7.4.00.0030.01015.01
7.3.330.0000.00513.09
7.3.320.0000.00813.00
7.3.310.0070.00016.26
7.3.300.0070.00016.12
7.3.290.0070.01016.15
7.3.280.0100.00716.22
7.3.270.0070.01117.40
7.3.260.0070.01416.36
7.3.250.0130.00616.31
7.3.240.0110.00816.21
7.3.230.0090.00916.60
7.3.210.0090.00616.46
7.3.200.0180.00019.39
7.3.190.0120.00616.25
7.3.180.0130.00316.37
7.3.170.0100.00716.41
7.3.160.0060.01516.30
7.3.120.0030.01314.80
7.3.110.0040.01414.70
7.3.100.0000.01014.95
7.3.90.0100.00314.88
7.3.80.0000.01414.75
7.3.70.0160.00014.67
7.3.60.0070.00314.47
7.3.50.0030.00514.46
7.3.40.0070.00714.78
7.3.30.0040.01214.49
7.3.20.0030.00816.38
7.3.10.0040.00816.69
7.3.00.0070.00716.59
7.2.330.0070.01416.69
7.2.320.0100.01016.43
7.2.310.0180.00016.56
7.2.300.0130.00316.48
7.2.290.0030.01316.52
7.2.250.0000.01314.94
7.2.240.0070.01414.69
7.2.230.0070.01014.97
7.2.220.0030.01014.75
7.2.210.0000.01014.91
7.2.200.0090.00615.05
7.2.190.0000.01414.88
7.2.180.0090.00015.05
7.2.170.0100.00614.94
7.2.80.0000.00716.24
7.2.60.0130.00016.59
7.2.00.0070.00319.41
7.1.330.0000.01616.01
7.1.320.0080.00315.57
7.1.310.0060.00915.64
7.1.300.0030.00615.71
7.1.290.0080.00415.79
7.1.280.0090.00615.73
7.1.270.0060.00315.70
7.1.260.0090.00015.83
7.1.200.0060.00615.66
7.1.100.0040.00817.76
7.1.70.0110.01117.18
7.1.60.0110.01419.11
7.1.50.0130.01016.89
7.1.00.0030.07322.57
7.0.200.0040.01116.77
7.0.140.0070.06722.08
7.0.60.0070.03719.85
7.0.50.0030.05017.91
7.0.40.0130.08020.26
7.0.30.0470.07320.25
7.0.20.0270.07020.26
7.0.10.0100.03720.08
7.0.00.0030.04320.32
5.6.280.0000.07321.02
5.6.210.0070.08020.77
5.6.200.0070.06018.19
5.6.190.0070.04320.57
5.6.180.0300.07720.48
5.6.170.1200.03720.62
5.6.160.0030.06720.43
5.6.150.0070.08318.25
5.6.140.0070.04718.13
5.6.130.0030.08318.27
5.6.120.0130.08020.93
5.6.110.0070.08021.00
5.6.100.0000.07020.98
5.6.90.0000.08720.98
5.6.80.0200.06320.40
5.5.350.0130.07320.40
5.5.340.0130.04718.00
5.5.330.0030.08720.27
5.5.320.0270.08320.30
5.5.310.0300.07020.23
5.5.300.0000.04317.92
5.5.290.0070.08317.96
5.5.280.0070.08320.96
5.5.270.0100.08020.78
5.5.260.0100.04020.89
5.5.250.0100.03320.78
5.5.240.0270.07320.35
5.4.450.0870.05719.64
5.4.440.0770.06019.47
5.4.430.0100.05719.30
5.4.420.0670.00019.56
5.4.410.0670.00019.42
5.4.400.0630.00019.39
5.4.390.0630.00019.06
5.4.380.0670.00019.13
5.4.370.0600.00019.04
5.4.360.0630.00019.03
5.4.350.0630.00019.07
5.4.340.0050.03612.02
5.4.320.0080.03612.50
5.4.310.0050.04012.50
5.4.300.0020.04012.50
5.4.290.0060.04312.50
5.4.280.0050.04312.40
5.4.270.0030.04112.39
5.4.260.0010.04412.40
5.4.250.0080.03412.40
5.4.240.0070.03512.40
5.4.230.0050.03712.39
5.4.220.0090.03412.39
5.4.210.0070.04012.39
5.4.200.0060.03812.39
5.4.190.0050.03812.39
5.4.180.0070.04312.39
5.4.170.0080.03712.39
5.4.160.0090.03212.39
5.4.150.0050.03712.39
5.4.140.0050.03812.07
5.4.130.0030.04412.06
5.4.120.0070.03412.02
5.4.110.0070.04112.01
5.4.100.0080.03312.01
5.4.90.0080.04312.02
5.4.80.0110.04112.01
5.4.70.0070.04312.01
5.4.60.0090.03312.01
5.4.50.0040.03712.01
5.4.40.0070.03612.00
5.4.30.0070.03311.99
5.4.20.0080.03412.00
5.4.10.0080.03312.00
5.4.00.0100.04011.48
5.3.290.0100.03712.80
5.3.280.0050.04012.71
5.3.270.0080.03812.72
5.3.260.0060.04312.71
5.3.250.0090.03312.72
5.3.240.0090.03412.72
5.3.230.0060.03712.71
5.3.220.0060.03512.68
5.3.210.0110.04212.68
5.3.200.0040.03912.68
5.3.190.0060.04312.67
5.3.180.0060.03912.67
5.3.170.0050.03612.67
5.3.160.0070.04112.67
5.3.150.0080.03912.68
5.3.140.0060.04012.66
5.3.130.0060.03812.66
5.3.120.0090.03612.66
5.3.110.0050.04312.66
5.3.100.0070.03812.12
5.3.90.0060.03612.11
5.3.80.0070.03812.09
5.3.70.0100.03512.10
5.3.60.0070.04612.08
5.3.50.0050.03912.03
5.3.40.0010.04112.02
5.3.30.0070.03311.98
5.3.20.0120.03411.77
5.3.10.0050.03711.73
5.3.00.0060.03511.72
5.2.170.0040.0309.22
5.2.160.0030.0309.22
5.2.150.0020.0339.22
5.2.140.0060.0299.22
5.2.130.0080.0299.18
5.2.120.0070.0269.18
5.2.110.0100.0319.18
5.2.100.0060.0299.17
5.2.90.0060.0279.17
5.2.80.0010.0349.17
5.2.70.0010.0349.17
5.2.60.0050.0379.13
5.2.50.0050.0329.10
5.2.40.0050.0319.07
5.2.30.0020.0329.04
5.2.20.0050.0299.04
5.2.10.0050.0288.95
5.2.00.0050.0308.80
5.1.60.0050.0248.09
5.1.50.0020.0318.08
5.1.40.0050.0258.06
5.1.30.0050.0288.42
5.1.20.0050.0278.44
5.1.10.0040.0318.16
5.1.00.0080.0308.16
5.0.50.0070.0226.64
5.0.40.0070.0196.50
5.0.30.0060.0316.31
5.0.20.0050.0196.28
5.0.10.0070.0336.26
5.0.00.0050.0406.25
4.4.90.0050.0144.78
4.4.80.0020.0164.75
4.4.70.0040.0154.76
4.4.60.0050.0154.75
4.4.50.0020.0174.77
4.4.40.0020.0274.71
4.4.30.0030.0164.76
4.4.20.0040.0154.85
4.4.10.0050.0144.85
4.4.00.0060.0254.76
4.3.110.0020.0194.66
4.3.100.0030.0164.66
4.3.90.0050.0164.64
4.3.80.0040.0264.58
4.3.70.0020.0154.63
4.3.60.0030.0154.63
4.3.50.0040.0144.63
4.3.40.0030.0244.54
4.3.30.0020.0223.30
4.3.20.0060.0133.28
4.3.10.0030.0153.24
4.3.00.0030.0207.93

preferences:
42.83 ms | 401 KiB | 5 Q