3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('ABC','dre'); define(ABC, 5); var_export(get_defined_constants(),1); echo dre;

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)
8.3.60.0150.00718.68
8.3.50.0100.01021.27
8.3.40.0060.01218.93
8.3.30.0080.00820.42
8.3.20.0040.00420.71
8.3.10.0070.00021.22
8.3.00.0080.00022.60
8.2.180.0140.00718.43
8.2.170.0190.00322.96
8.2.160.0070.00720.51
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0050.00326.16
8.2.120.0080.00020.58
8.2.110.0100.00019.39
8.2.100.0000.01117.91
8.2.90.0060.00319.21
8.2.80.0000.00818.04
8.2.70.0080.00017.50
8.2.60.0060.00317.91
8.2.50.0040.00418.07
8.2.40.0000.00918.34
8.2.30.0040.00419.71
8.2.20.0050.00317.73
8.2.10.0000.00817.82
8.2.00.0040.00417.80
8.1.270.0120.00623.99
8.1.260.0110.00426.35
8.1.250.0000.00828.09
8.1.240.0000.00923.91
8.1.230.0040.00821.02
8.1.220.0030.00518.77
8.1.210.0050.00519.22
8.1.200.0000.01017.13
8.1.190.0090.00017.64
8.1.180.0130.00018.10
8.1.170.0030.00518.70
8.1.160.0030.00618.99
8.1.150.0040.00418.75
8.1.140.0000.00817.46
8.1.130.0000.00717.98
8.1.120.0040.00417.46
8.1.110.0040.00417.49
8.1.100.0040.00417.45
8.1.90.0000.00817.55
8.1.80.0030.00517.37
8.1.70.0000.00717.46
8.1.60.0090.00017.68
8.1.50.0000.00817.60
8.1.40.0000.00817.61
8.1.30.0040.00417.60
8.1.20.0060.00317.65
8.1.10.0040.00417.52
8.1.00.0040.00417.56
8.0.300.0030.00720.03
8.0.290.0030.00517.18
8.0.280.0000.00718.39
8.0.270.0040.00417.34
8.0.260.0090.00016.90
8.0.250.0070.00017.03
8.0.240.0040.00416.86
8.0.230.0000.00816.86
8.0.220.0000.00717.00
8.0.210.0000.00716.93
8.0.200.0030.00317.06
8.0.190.0080.00016.89
8.0.180.0050.00316.89
8.0.170.0070.00016.95
8.0.160.0040.00416.82
8.0.150.0040.00416.88
8.0.140.0040.00416.82
8.0.130.0030.00313.34
8.0.120.0040.00416.95
8.0.110.0050.00316.87
8.0.100.0020.00516.84
8.0.90.0000.00716.88
8.0.80.0040.01116.96
8.0.70.0000.00817.00
8.0.60.0040.00416.78
8.0.50.0070.00016.99
8.0.30.0100.01017.24
8.0.20.0100.00917.40
8.0.10.0020.00516.93
8.0.00.0130.00816.94
7.4.330.0000.00516.69
7.4.320.0040.00416.69
7.4.300.0030.00316.62
7.4.290.0000.00816.59
7.4.280.0030.00316.65
7.4.270.0070.00016.53
7.4.260.0030.00313.25
7.4.250.0040.00416.43
7.4.240.0010.00716.63
7.4.230.0050.00216.48
7.4.220.0070.01116.71
7.4.210.0050.01116.64
7.4.200.0000.00816.77
7.4.190.0080.00016.80
7.4.160.0140.00716.51
7.4.150.0090.00917.40
7.4.140.0080.01217.86
7.4.130.0100.01216.58
7.4.120.0110.00816.59
7.4.110.0030.01316.55
7.4.100.0080.01216.43
7.4.90.0060.01216.47
7.4.80.0150.00319.39
7.4.70.0120.00616.43
7.4.60.0110.00616.50
7.4.50.0040.00416.62
7.4.40.0040.00722.77
7.4.30.0140.00616.49
7.4.00.0110.00415.07
7.3.330.0000.00613.02
7.3.320.0000.00613.01
7.3.310.0030.00316.20
7.3.300.0000.00716.17
7.3.290.0030.01816.30
7.3.280.0100.00616.22
7.3.270.0070.01017.40
7.3.260.0150.00718.24
7.3.250.0110.00916.62
7.3.240.0180.00016.41
7.3.230.0030.01616.59
7.3.210.0030.01516.66
7.3.200.0090.01319.39
7.3.190.0140.00416.57
7.3.180.0100.01116.36
7.3.170.0060.01116.29
7.3.160.0120.00616.50
7.3.120.0030.01314.52
7.2.330.0060.01216.57
7.2.320.0000.01816.35
7.2.310.0070.01116.63
7.2.300.0090.00916.72
7.2.290.0100.00716.54
7.2.00.0040.00819.18
7.1.100.0060.00618.09
7.1.70.0060.00317.04
7.1.60.0100.01319.17
7.1.50.0070.01016.89
7.1.00.0000.03722.36
7.0.200.0000.00716.41
7.0.140.0070.07022.09
7.0.100.0070.08320.02
7.0.90.0070.08720.03
7.0.80.0130.06720.04
7.0.70.0030.05719.89
7.0.60.0200.04020.03
7.0.50.0100.07320.40
7.0.40.0030.08720.12
7.0.30.0100.07320.04
7.0.20.0030.08720.03
7.0.10.0030.08319.98
7.0.00.0100.08020.04
5.6.280.0070.07321.22
5.6.250.0070.04020.93
5.6.240.0070.06320.85
5.6.230.0130.07320.88
5.6.220.0070.08720.96
5.6.210.0070.08320.97
5.6.200.0030.08721.40
5.6.190.0130.07721.39
5.6.180.0100.06021.28
5.6.170.0100.08321.30
5.6.160.0170.07321.37
5.6.150.0170.07721.26
5.6.140.0070.09021.19
5.6.130.0170.08021.29
5.6.120.0130.08021.32
5.6.110.0070.05321.41
5.6.100.0200.07021.20
5.6.90.0230.07721.31
5.6.80.0070.08320.73
5.6.70.0030.06320.70
5.6.60.0170.05020.62
5.6.50.0100.07720.75
5.6.40.0030.08720.70
5.6.30.0070.07720.72
5.6.20.0100.03320.63
5.6.10.0070.03720.66
5.6.00.0030.06320.54
5.5.380.0100.07320.75
5.5.370.0070.08020.59
5.5.360.0070.07020.59
5.5.350.0100.08720.61
5.5.340.0000.08721.16
5.5.330.0100.05321.14
5.5.320.0170.07321.11
5.5.310.0130.04321.15
5.5.300.0070.05320.98
5.5.290.0070.07021.15
5.5.280.0100.08021.08
5.5.270.0100.08721.14
5.5.260.0100.08321.07
5.5.250.0130.07720.93
5.5.240.0000.04720.46
5.5.230.0170.06320.36
5.5.220.0100.06720.54
5.5.210.0100.06720.49
5.5.200.0130.07320.49
5.5.190.0070.04720.48
5.5.180.0030.06320.50
5.5.160.0000.04720.42
5.5.150.0070.04320.23
5.5.140.0030.06020.47
5.5.130.0030.04020.41
5.5.120.0030.04020.52
5.5.110.0030.04020.42
5.5.100.0030.04020.22
5.5.90.0070.03720.34
5.5.80.0070.04320.34
5.5.70.0200.05720.24
5.5.60.0030.04320.39
5.5.50.0070.04020.39
5.5.40.0100.03320.35
5.5.30.0070.03720.29
5.5.20.0030.03720.27
5.5.10.0070.03720.38
5.5.00.0030.04720.26
5.4.450.0070.08019.63
5.4.440.0100.08019.47
5.4.430.0070.08319.47
5.4.420.0070.04719.65
5.4.410.0070.04719.16
5.4.400.0000.08019.22
5.4.390.0100.07719.23
5.4.380.0100.07719.14
5.4.370.0070.04319.21
5.4.360.0100.07019.17
5.4.350.0100.07319.13
5.4.340.0100.04019.33
5.4.320.0100.03319.17
5.4.310.0070.03719.08
5.4.300.0030.04319.32
5.4.290.0030.04319.14
5.4.280.0030.04719.13
5.4.270.0070.04019.32
5.4.260.0030.04319.14
5.4.250.0030.03718.99
5.4.240.0070.03319.14
5.4.230.0100.06019.12
5.4.220.0100.06719.07
5.4.210.0070.03319.29
5.4.200.0030.05019.21
5.4.190.0000.04019.28
5.4.180.0100.02719.21
5.4.170.0030.03719.20
5.4.160.0030.04319.06
5.4.150.0070.03719.21
5.4.140.0070.03316.55
5.4.130.0070.04016.50
5.4.120.0070.03716.33
5.4.110.0000.04016.66
5.4.100.0030.03716.47
5.4.90.0070.03016.44
5.4.80.0000.04016.47
5.4.70.0030.03716.47
5.4.60.0100.02716.46
5.4.50.0100.03016.61
5.4.40.0100.03016.36
5.4.30.0070.03316.46
5.4.20.0030.03716.36
5.4.10.0100.02316.51
5.4.00.0100.03315.96
5.3.290.0070.05314.93
5.3.280.0000.04014.86
5.3.270.0200.04714.90
5.3.260.0070.04014.88
5.3.250.0100.03014.88
5.3.240.0030.03714.85
5.3.230.0000.04014.70
5.3.220.0030.03314.84
5.3.210.0030.04014.85
5.3.200.0000.04014.80
5.3.190.0000.04314.84
5.3.180.0070.03014.84
5.3.170.0070.03714.82
5.3.160.0030.04314.86
5.3.150.0030.04014.81
5.3.140.0000.04014.69
5.3.130.0070.03314.69
5.3.120.0000.04014.78
5.3.110.0000.04014.82
5.3.100.0070.03714.30
5.3.90.0070.03314.25
5.3.80.0070.06314.25
5.3.70.0070.03014.29
5.3.60.0100.02714.23
5.3.50.0000.04014.23
5.3.40.0100.06314.09
5.3.30.0070.07714.18
5.3.20.0100.04713.81
5.3.10.0100.06713.86
5.3.00.0030.08013.89
5.2.170.0100.02711.17
5.2.160.0000.06711.29
5.2.150.0070.05311.25
5.2.140.0070.06711.29
5.2.130.0000.06711.17
5.2.120.0170.05011.19
5.2.110.0000.06011.17
5.2.100.0070.06011.32
5.2.90.0070.06011.16
5.2.80.0100.06011.31
5.2.70.0030.06711.27
5.2.60.0000.06711.19
5.2.50.0030.06011.04
5.2.40.0070.06011.08
5.2.30.0070.06011.20
5.2.20.0070.06011.19
5.2.10.0130.06011.20
5.2.00.0100.05010.90
5.1.60.0030.05710.35
5.1.50.0070.03010.38
5.1.40.0070.03710.16
5.1.30.0130.04710.71
5.1.20.0070.04310.63
5.1.10.0070.04310.48
5.1.00.0070.05710.50
5.0.50.0030.0478.91
5.0.40.0000.0408.71
5.0.30.0000.0678.69
5.0.20.0030.0438.69
5.0.10.0100.0378.69
5.0.00.0000.0678.69
4.4.90.0030.0378.69
4.4.80.0070.0238.69
4.4.70.0070.0338.69
4.4.60.0030.0378.69
4.4.50.0000.0408.69
4.4.40.0030.0438.69
4.4.30.0070.0308.69
4.4.20.0030.0308.69
4.4.10.0000.0278.69
4.4.00.0000.0378.69
4.3.110.0030.0278.69
4.3.100.0030.0308.69
4.3.90.0000.0208.69
4.3.80.0030.0508.69
4.3.70.0000.0238.69
4.3.60.0070.0338.69
4.3.50.0100.0278.69
4.3.40.0070.0408.69
4.3.30.0030.0178.69
4.3.20.0070.0278.69
4.3.10.0030.0378.69
4.3.00.0000.0378.69

preferences:
36.42 ms | 400 KiB | 5 Q