3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace foo { class Bar {} define('foo\FOO', 1); } namespace { class Bar {} define('\FOO', 2); } namespace baz { var_dump(new \foo\Bar); var_dump(new \Bar); var_dump(\foo\FOO, \FOO, FOO); }

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)
8.3.40.0070.00718.79
8.3.30.0100.00319.04
8.3.20.0070.00019.99
8.3.10.0070.00022.09
8.3.00.0040.00422.40
8.2.170.0040.01122.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0000.00817.38
8.2.110.0060.00319.11
8.2.100.0080.00417.92
8.2.90.0030.00719.20
8.2.80.0030.00617.97
8.2.70.0040.00417.75
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0080.00018.28
8.2.30.0000.00718.15
8.2.20.0000.00717.68
8.2.10.0040.00417.75
8.2.00.0030.00517.65
8.1.270.0040.00421.93
8.1.260.0040.00426.35
8.1.250.0040.01128.09
8.1.240.0030.00622.68
8.1.230.0170.00017.54
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0050.00317.10
8.1.180.0080.00018.10
8.1.170.0030.00518.59
8.1.160.0070.00022.01
8.1.150.0030.00618.49
8.1.140.0080.00017.33
8.1.130.0040.00417.81
8.1.120.0050.00317.43
8.1.110.0040.00417.38
8.1.100.0040.00417.42
8.1.90.0070.00017.39
8.1.80.0000.00717.45
8.1.70.0070.00017.39
8.1.60.0000.00817.41
8.1.50.0000.00817.49
8.1.40.0070.00017.45
8.1.30.0060.00317.57
8.1.20.0060.00317.62
8.1.10.0000.00817.40
8.1.00.0050.00317.46
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0080.00017.17
8.0.260.0000.00616.89
8.0.250.0030.00316.93
8.0.240.0000.00817.01
8.0.230.0000.00716.93
8.0.220.0040.00416.80
8.0.210.0000.00816.98
8.0.200.0060.00016.95
8.0.190.0040.00417.02
8.0.180.0000.00716.92
8.0.170.0000.00716.97
8.0.160.0050.00216.93
8.0.150.0000.00816.89
8.0.140.0040.00416.84
8.0.130.0030.00313.34
8.0.120.0000.00816.95
8.0.110.0070.00016.78
8.0.100.0040.00416.91
8.0.90.0030.00316.94
8.0.80.0120.00316.95
8.0.70.0030.00616.94
8.0.60.0040.00416.96
8.0.50.0040.00416.91
8.0.30.0140.00516.97
8.0.20.0090.00917.40
8.0.10.0030.00516.93
8.0.00.0060.01116.69
7.4.330.0000.00515.09
7.4.320.0050.00216.45
7.4.300.0000.00716.50
7.4.290.0000.00816.40
7.4.280.0030.00316.55
7.4.270.0070.00016.55
7.4.260.0000.00716.39
7.4.250.0040.00416.42
7.4.240.0050.00216.47
7.4.230.0030.00316.34
7.4.220.0110.00716.56
7.4.210.0050.01516.46
7.4.200.0070.00016.45
7.4.190.0040.00416.63
7.4.160.0060.00916.38
7.4.150.0060.01217.40
7.4.140.0070.01017.86
7.4.130.0080.01216.52
7.4.120.0090.00816.53
7.4.110.0110.00516.53
7.4.100.0090.00916.54
7.4.90.0040.01916.45
7.4.80.0190.01019.39
7.4.70.0030.01316.56
7.4.60.0070.01016.64
7.4.50.0000.00916.65
7.4.40.0030.00922.77
7.4.30.0150.00616.73
7.4.00.0060.00914.93
7.3.330.0000.00613.18
7.3.320.0060.00013.18
7.3.310.0040.00416.13
7.3.300.0060.00316.33
7.3.290.0160.00016.32
7.3.280.0100.00716.30
7.3.270.0130.01017.40
7.3.260.0110.00716.38
7.3.250.0080.01016.61
7.3.240.0100.01016.44
7.3.230.0030.01316.39
7.3.210.0130.01016.50
7.3.200.0100.00619.39
7.3.190.0070.01016.40
7.3.180.0070.01116.39
7.3.170.0120.00916.50
7.3.160.0130.00316.31
7.3.120.0050.00814.72
7.3.110.0070.01014.83
7.3.100.0040.01214.54
7.3.90.0120.00614.75
7.3.80.0030.01314.77
7.3.70.0040.01214.61
7.3.60.0080.00514.59
7.3.50.0000.01414.88
7.3.40.0070.00714.48
7.3.30.0070.00714.86
7.3.20.0080.00416.77
7.3.10.0040.00816.53
7.3.00.0040.00816.67
7.2.330.0090.00916.45
7.2.320.0090.00916.48
7.2.310.0120.01216.58
7.2.300.0120.00416.84
7.2.290.0000.01716.77
7.2.250.0120.00615.02
7.2.240.0040.01214.99
7.2.230.0070.00714.71
7.2.220.0130.00015.14
7.2.210.0180.00015.22
7.2.200.0040.00815.11
7.2.190.0070.00715.02
7.2.180.0030.01215.09
7.2.170.0030.01215.11
7.2.80.0290.00016.25
7.2.60.0070.00716.34
7.2.00.0120.00319.21
7.1.330.0080.00515.85
7.1.320.0100.00315.67
7.1.310.0100.00315.33
7.1.300.0090.00015.84
7.1.290.0030.00615.82
7.1.280.0030.00915.86
7.1.270.0060.00915.73
7.1.260.0040.01115.71
7.1.200.0030.01015.42
7.1.100.0080.00417.84
7.1.70.0000.00816.89
7.1.60.0100.01019.82
7.1.50.0070.01816.89
7.1.00.0030.07722.33
7.0.200.0090.00416.57
7.0.140.0030.07321.97
7.0.110.0130.08019.94
7.0.100.0130.06319.88
7.0.90.0230.05719.96
7.0.80.0130.07719.98
7.0.70.0070.07720.01
7.0.60.0030.08719.99
7.0.50.0030.09020.47
7.0.40.0200.06720.21
7.0.30.0130.08020.09
7.0.20.0100.08720.16
7.0.10.0100.08020.11
7.0.00.0030.08320.21
5.6.280.0000.07720.82
5.6.260.0030.04720.54
5.6.250.0100.06320.53
5.6.240.0030.06720.61
5.6.230.0070.05320.63
5.6.220.0130.06720.39
5.6.210.0170.07320.54
5.6.200.0070.08721.19
5.6.190.0100.08020.95
5.6.180.0170.08021.14
5.6.170.0100.08321.12
5.6.160.0100.08021.02
5.6.150.0170.06721.29
5.6.140.0200.07721.28
5.6.130.0130.07720.98
5.6.120.0070.06021.03
5.6.110.0130.08321.13
5.6.100.0070.06021.17
5.6.90.0100.04721.26
5.6.80.0170.07020.59
5.6.70.0100.07320.64
5.6.60.0100.08020.50
5.6.50.0000.08020.64
5.6.40.0070.07020.32
5.6.30.0130.07320.55
5.6.20.0170.07020.62
5.6.10.0030.07720.54
5.6.00.0100.07020.48
5.5.380.0070.08020.23
5.5.370.0070.08020.52
5.5.360.0130.04320.45
5.5.350.0030.08720.39
5.5.340.0070.04721.02
5.5.330.0030.08020.91
5.5.320.0000.08720.97
5.5.310.0070.04720.76
5.5.300.0100.06721.01
5.5.290.0070.08320.94
5.5.280.0030.06320.95
5.5.270.0130.08020.95
5.5.260.0130.08020.98
5.5.250.0270.06020.78
5.5.240.0070.08320.13
5.5.230.0100.05020.12
5.5.220.0070.08320.21
5.5.210.0070.07720.16
5.5.200.0100.08320.26
5.5.190.0030.08720.01
5.5.180.0030.08020.05
5.5.160.0070.08320.34
5.5.150.0130.08020.23
5.5.140.0070.07320.29
5.5.130.0200.07020.21
5.5.120.0030.08020.09
5.5.110.0000.07720.21
5.5.100.0130.07320.20
5.5.90.0100.08020.04
5.5.80.0070.04320.15
5.5.70.0030.07720.13
5.5.60.0130.06720.25
5.5.50.0070.07319.99
5.5.40.0030.08320.25
5.5.30.0100.06720.19
5.5.20.0070.08020.11
5.5.10.0100.07719.95
5.5.00.0030.04720.18
5.4.450.0030.05019.33
5.4.440.0030.04719.49
5.4.430.0200.06719.46
5.4.420.0100.08019.56
5.4.410.0100.07319.44
5.4.400.0030.08019.17
5.4.390.0100.08019.03
5.4.380.0070.07719.02
5.4.370.0100.07319.31
5.4.360.0170.06018.99
5.4.350.0130.06718.95
5.4.340.0130.06719.09
5.4.320.0000.05319.24
5.4.310.0130.07018.99
5.4.300.0070.07318.95
5.4.290.0230.06318.99
5.4.280.0070.07319.24
5.4.270.0070.07319.14
5.4.260.0230.05719.13
5.4.250.0070.06319.26
5.4.240.0030.08019.00
5.4.230.0030.04719.17
5.4.220.0070.07319.24
5.4.210.0100.07018.98
5.4.200.0070.07719.01
5.4.190.0100.07319.21
5.4.180.0070.08019.02
5.4.170.0070.07318.94
5.4.160.0000.04019.07
5.4.150.0030.07718.99
5.4.140.0130.06316.36
5.4.130.0030.07316.59
5.4.120.0030.07316.29
5.4.110.0030.07716.70
5.4.100.0130.06716.37
5.4.90.0100.04716.61
5.4.80.0030.04316.36
5.4.70.0070.07716.54
5.4.60.0130.06316.53
5.4.50.0000.05016.64
5.4.40.0100.07016.59
5.4.30.0130.06316.38
5.4.20.0030.03716.38
5.4.10.0070.03316.32
5.4.00.0030.05715.98
5.3.290.0030.08314.75
5.3.280.0000.07314.72
5.3.270.0130.07314.60
5.3.260.0070.07314.74
5.3.250.0030.08014.61
5.3.240.0000.06314.56
5.3.230.0170.06314.72
5.3.220.0100.07314.52
5.3.210.0070.05314.55
5.3.200.0030.08014.52
5.3.190.0100.03714.56
5.3.180.0100.07014.68
5.3.170.0130.06014.41
5.3.160.0030.07314.70
5.3.150.0000.06014.41
5.3.140.0070.07314.64
5.3.130.0070.08314.56
5.3.120.0000.07714.55
5.3.110.0000.04014.55
5.3.100.0000.04714.06
5.3.90.0130.04014.11
5.3.80.0030.04014.02
5.3.70.0070.03314.01
5.3.60.0070.03013.85
5.3.50.0030.03314.02
5.3.40.0000.04014.02
5.3.30.0070.03313.88
5.3.20.0000.04013.69
5.3.10.0070.03313.64
5.3.00.0000.03713.63
5.2.170.0000.03311.87
5.2.160.0000.03011.87
5.2.150.0070.02311.87
5.2.140.0070.05711.87
5.2.130.0000.03011.87
5.2.120.0100.03711.87
5.2.110.0000.03011.87
5.2.100.0000.03311.87
5.2.90.0000.03311.87
5.2.80.0070.02311.87
5.2.70.0030.02711.87
5.2.60.0000.03011.87
5.2.50.0030.02711.87
5.2.40.0000.03011.87
5.2.30.0000.04311.87
5.2.20.0030.02311.87
5.2.10.0070.02311.87
5.2.00.0030.02711.87
5.1.60.0030.02311.87
5.1.50.0000.02711.87
5.1.40.0070.02011.87
5.1.30.0070.02011.87
5.1.20.0070.02311.87
5.1.10.0030.02311.87
5.1.00.0030.02311.87
5.0.50.0000.02011.87
5.0.40.0030.04311.87
5.0.30.0000.03311.87
5.0.20.0030.01711.87
5.0.10.0030.02711.87
5.0.00.0070.03011.87
4.4.90.0000.01311.87
4.4.80.0030.02011.87
4.4.70.0030.01311.87
4.4.60.0000.01711.87
4.4.50.0000.01311.87
4.4.40.0000.02711.87
4.4.30.0000.01711.87
4.4.20.0000.01711.87
4.4.10.0000.01711.87
4.4.00.0000.05011.87
4.3.110.0030.02011.87
4.3.100.0000.02311.87
4.3.90.0070.02011.87
4.3.80.0000.02311.87
4.3.70.0000.01311.87
4.3.60.0000.01711.87
4.3.50.0030.01311.87
4.3.40.0070.03011.87
4.3.30.0030.01311.87
4.3.20.0000.01711.87
4.3.10.0000.01311.87
4.3.00.0000.01311.87

preferences:
41.32 ms | 400 KiB | 5 Q