3v4l.org

run code in 300+ PHP versions simultaneously
<?php //define("true",false); -- notice: Constant already defined ... define("TRUE", false); define("FALSE", true); define("NAME","Zelia"); echo defined("TRUE"),TRUE; echo "\n",defined("true"),true; echo "\n",defined("false"),false;

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
8.3.50.0100.01121.14
8.3.40.0140.00718.84
8.3.30.0070.00720.17
8.3.20.0050.00320.34
8.3.10.0080.00022.08
8.3.00.0000.00822.48
8.2.180.0110.00716.63
8.2.170.0120.00322.96
8.2.160.0140.00020.22
8.2.150.0060.00324.18
8.2.140.0100.01024.66
8.2.130.0100.01026.16
8.2.120.0000.00819.64
8.2.110.0080.00022.24
8.2.100.0080.00319.25
8.2.90.0040.00419.00
8.2.80.0040.00419.14
8.2.70.0030.00617.50
8.2.60.0040.00417.92
8.2.50.0030.00518.07
8.2.40.0050.00317.89
8.2.30.0040.00417.81
8.2.20.0000.00717.57
8.2.10.0040.00417.43
8.2.00.0040.00417.61
8.1.280.0140.00425.92
8.1.270.0030.00620.26
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0000.01023.81
8.1.230.0000.01119.10
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0000.00717.28
8.1.180.0060.00318.76
8.1.170.0040.00418.55
8.1.160.0000.00722.04
8.1.150.0040.00418.52
8.1.140.0040.00417.23
8.1.130.0030.00317.75
8.1.120.0020.00517.22
8.1.110.0030.00317.30
8.1.100.0040.00417.21
8.1.90.0040.00417.22
8.1.80.0020.00517.35
8.1.70.0000.00717.34
8.1.60.0000.00717.46
8.1.50.0050.00217.38
8.1.40.0000.00817.38
8.1.30.0000.00817.50
8.1.20.0040.00417.50
8.1.10.0040.00417.50
8.1.00.0000.00817.44
8.0.300.0070.00018.77
8.0.290.0060.00316.93
8.0.280.0080.00018.38
8.0.270.0040.00417.18
8.0.260.0030.00316.81
8.0.250.0040.00417.01
8.0.240.0050.00316.82
8.0.230.0070.00016.85
8.0.220.0030.00316.89
8.0.210.0030.00316.85
8.0.200.0000.00616.85
8.0.190.0070.00016.90
8.0.180.0030.00316.86
8.0.170.0000.00716.77
8.0.160.0000.00816.85
8.0.150.0040.00416.77
8.0.140.0000.00716.82
8.0.130.0000.00513.26
8.0.120.0080.00016.77
8.0.110.0000.00816.75
8.0.100.0070.00016.71
8.0.90.0000.00716.68
8.0.80.0110.00716.79
8.0.70.0000.00716.71
8.0.60.0040.00416.64
8.0.50.0000.00716.94
8.0.30.0060.01416.79
8.0.20.0100.00917.40
8.0.10.0020.00516.77
8.0.00.0060.01116.79
7.4.330.0050.00015.00
7.4.320.0060.00016.29
7.4.300.0080.00016.42
7.4.290.0070.00016.47
7.4.280.0030.00316.25
7.4.270.0050.00316.49
7.4.260.0030.00316.36
7.4.250.0040.00416.38
7.4.240.0050.00216.38
7.4.230.0070.00016.21
7.4.220.0120.00616.51
7.4.210.0060.00716.43
7.4.200.0040.00416.23
7.4.190.0070.00016.43
7.4.160.0120.00616.39
7.4.150.0150.00317.40
7.4.140.0150.00717.86
7.4.130.0110.00916.39
7.4.120.0080.01016.45
7.4.110.0100.01316.41
7.4.100.0110.01116.43
7.4.90.0100.00716.43
7.4.80.0060.01619.39
7.4.70.0080.00816.31
7.4.60.0120.00316.34
7.4.50.0070.00016.50
7.4.40.0060.00822.77
7.4.30.0080.00816.47
7.4.00.0090.00314.90
7.3.330.0000.00512.89
7.3.320.0000.00513.04
7.3.310.0040.00416.23
7.3.300.0000.00716.16
7.3.290.0070.01316.13
7.3.280.0060.01016.14
7.3.270.0090.00917.40
7.3.260.0100.00716.39
7.3.250.0060.01116.35
7.3.240.0070.01016.32
7.3.230.0070.01116.39
7.3.210.0090.00916.02
7.3.200.0090.00919.39
7.3.190.0090.01316.31
7.3.180.0070.01516.28
7.3.170.0150.00516.27
7.3.160.0160.00016.32
7.3.120.0110.00714.80
7.2.330.0150.00316.31
7.2.320.0100.00716.27
7.2.310.0030.01416.34
7.2.300.0130.00316.38
7.2.290.0140.00316.44
7.2.60.0060.00916.64
7.1.200.0120.00315.77
7.1.100.0080.00818.07
7.1.70.0030.01617.09
7.1.60.0060.01919.40
7.1.50.0040.01816.86
7.1.00.0070.03022.33
7.0.200.0000.00716.76
7.0.140.0070.07022.07
7.0.60.0000.06019.80
7.0.50.0230.07017.89
7.0.40.0070.05720.09
7.0.30.0230.04320.17
7.0.20.0230.06720.21
7.0.10.0300.03720.04
7.0.00.0170.07320.01
5.6.280.0100.06721.13
5.6.210.0130.06720.50
5.6.200.0130.08018.22
5.6.190.0100.06720.48
5.6.180.3700.04020.62
5.6.170.0230.05320.53
5.6.160.0100.05720.38
5.6.150.0070.08018.11
5.6.140.0000.04718.20
5.6.130.0130.07318.14
5.6.120.0070.04020.96
5.6.110.0070.08721.01
5.6.100.0130.06720.88
5.6.90.0030.04320.87
5.6.80.0030.09020.37
5.6.70.0200.07020.50
5.5.350.0170.08320.52
5.5.340.0030.04317.89
5.5.330.0130.07320.56
5.5.320.0270.07320.32
5.5.310.0370.07020.51
5.5.300.0070.05318.02
5.5.290.0130.08017.98
5.5.280.0170.07320.95
5.5.270.0070.04720.95
5.5.260.0030.08020.83
5.5.250.0070.05720.58
5.5.240.0030.06320.25
5.4.450.0800.08719.52
5.4.440.0870.05319.12
5.4.430.0470.06019.54
5.4.420.0600.05719.41
5.4.410.0700.05319.52
5.4.400.1500.07018.68
5.4.390.1330.05318.47
5.4.380.0300.05318.58
5.4.370.0200.04718.52
5.4.360.0100.05718.59
5.4.350.0090.04211.98
5.4.340.0110.04411.97
5.4.320.0070.05112.46
5.4.310.0040.04012.45
5.4.300.0050.03712.46
5.4.290.0090.03512.45
5.4.280.0090.05012.32
5.4.270.0080.05412.32
5.4.260.0060.05412.32
5.4.250.0110.04912.32
5.4.240.0130.04512.32
5.4.230.0130.04712.32
5.4.220.0110.04612.32
5.4.210.0070.04912.31
5.4.200.0060.05312.31
5.4.190.0150.05412.31
5.4.180.0100.04912.31
5.4.170.0180.04912.32
5.4.160.0130.04712.32
5.4.150.0050.05212.32
5.4.140.0050.04512.00
5.4.130.0110.03311.98
5.4.120.0060.03811.95
5.4.110.0110.03311.94
5.4.100.0060.03811.94
5.4.90.0090.04211.94
5.4.80.0050.04111.93
5.4.70.0060.04011.93
5.4.60.0040.04111.93
5.4.50.0070.03811.93
5.4.40.0060.04811.92
5.4.30.0080.03811.92
5.4.20.0070.04911.92
5.4.10.0120.04311.92
5.4.00.0080.04911.41
5.3.290.0070.03712.80
5.3.280.0090.05012.71
5.3.270.0120.03812.72
5.3.260.0060.04312.72
5.3.250.0080.05012.72
5.3.240.0070.05012.72
5.3.230.0080.05112.71
5.3.220.0150.03912.68
5.3.210.0100.03612.68
5.3.200.0090.03512.68
5.3.190.0060.03712.68
5.3.180.0090.04812.68
5.3.170.0080.05012.66
5.3.160.0120.04312.68
5.3.150.0050.04412.67
5.3.140.0100.04112.66
5.3.130.0130.04712.66
5.3.120.0080.04012.65
5.3.110.0120.04812.66
5.3.100.0090.04412.11
5.3.90.0060.03612.08
5.3.80.0040.03812.08
5.3.70.0080.03912.08
5.3.60.0040.03912.06
5.3.50.0060.03712.00
5.3.40.0070.03712.00
5.3.30.0070.03511.94
5.3.20.0070.03711.70
5.3.10.0120.04311.67
5.3.00.0050.04511.65
5.2.170.0070.0409.15
5.2.160.0120.0369.15
5.2.150.0090.0409.15
5.2.140.0060.0409.15
5.2.130.0070.0349.11
5.2.120.0080.0389.11
5.2.110.0060.0389.12
5.2.100.0100.0389.12
5.2.90.0090.0389.11
5.2.80.0080.0409.11
5.2.70.0040.0469.11
5.2.60.0050.0349.05
5.2.50.0080.0429.03
5.2.40.0070.0389.00
5.2.30.0080.0468.98
5.2.20.0100.0438.97
5.2.10.0100.0348.90
5.2.00.0050.0408.75
5.1.60.0080.0308.04
5.1.50.0060.0258.04
5.1.40.0050.0258.02
5.1.30.0060.0278.37
5.1.20.0090.0258.39
5.1.10.0040.0348.12
5.1.00.0100.0368.12
5.0.50.0030.0336.59
5.0.40.0130.0356.46
5.0.30.0070.0386.27
5.0.20.0060.0196.24
5.0.10.0050.0216.22
5.0.00.0030.0336.21
4.4.90.0060.0144.78
4.4.80.0060.0134.75
4.4.70.0020.0174.76
4.4.60.0010.0184.75
4.4.50.0040.0154.77
4.4.40.0030.0254.71
4.4.30.0010.0174.76
4.4.20.0020.0164.84
4.4.10.0050.0144.84
4.4.00.0040.0244.76
4.3.110.0040.0174.67
4.3.100.0010.0174.66
4.3.90.0050.0144.64
4.3.80.0040.0244.58
4.3.70.0050.0184.63
4.3.60.0040.0184.63
4.3.50.0020.0174.63
4.3.40.0040.0234.54
4.3.30.0040.0153.28
4.3.20.0030.0203.26
4.3.10.0020.0213.22
4.3.00.0130.0276.73

preferences:
45.5 ms | 401 KiB | 5 Q