3v4l.org

run code in 300+ PHP versions simultaneously
<?php use B\D, C\E as F; namespace A ; use B\D, C\E as F; // function calls function foo() { echo __NAMESPACE__;} namespace C; use B\D, C\E as F; declare(ticks=1); function tick_handler() { echo "tick_handler() called\n"; } class E { function foo() { echo __NAMESPACE__;}} //* namespace{ use B\D, C\E as F; // function calls*tick_handler()/ new E(); tick_handler(); E:foo(); // first tries to call "foo" defined in namespace "A" // then calls global function "foo" new D(); // using import rules, creates object of class "D" defined in namespace "B" // if not found, it tries to autoload class "B\D" new F(); // using import rules, creates object of class "E" defined in namespace "C" // if not found, it tries to autoload class "C\E" new \B(); // creates object of class "B" defined in global scope // if not found, it tries to autoload class "B" new \D(); // creates object of class "D" defined in global scope // if not found, it tries to autoload class "D" new \F(); // creates object of class "F" defined in global scope // if no ?>

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)
8.3.60.0070.00716.50
8.3.50.0140.00516.54
8.3.40.0090.00918.54
8.3.30.0120.00318.66
8.3.20.0040.00418.48
8.3.10.0060.00320.48
8.3.00.0040.00419.25
8.2.180.0110.01116.63
8.2.170.0140.00022.96
8.2.160.0000.01518.83
8.2.150.0070.00724.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0070.00320.25
8.2.110.0030.00621.03
8.2.100.0000.01217.72
8.2.90.0090.00019.17
8.2.80.0030.00621.14
8.2.70.0030.00617.38
8.2.60.0030.00617.78
8.2.50.0040.00418.07
8.2.40.0060.00318.09
8.2.30.0000.00817.89
8.2.20.0070.00319.27
8.2.10.0000.00717.42
8.2.00.0000.00717.42
8.1.280.0130.01025.92
8.1.270.0100.00723.99
8.1.260.0000.01426.35
8.1.250.0080.00028.09
8.1.240.0070.00322.38
8.1.230.0040.00820.95
8.1.220.0050.00317.74
8.1.210.0060.00318.91
8.1.200.0030.00617.23
8.1.190.0040.00417.27
8.1.180.0080.00018.10
8.1.170.0040.00418.74
8.1.160.0000.00918.75
8.1.150.0050.00318.51
8.1.140.0040.00417.31
8.1.130.0030.00317.74
8.1.120.0000.00717.30
8.1.110.0080.00017.32
8.1.100.0000.00817.27
8.1.90.0070.00017.29
8.1.80.0050.00217.32
8.1.70.0000.00717.32
8.1.60.0040.00417.45
8.1.50.0000.00817.14
8.1.40.0000.00917.38
8.1.30.0040.00417.52
8.1.20.0040.00417.41
8.1.10.0070.00017.27
8.1.00.0040.00417.27
8.0.300.0030.00619.63
8.0.290.0040.00416.63
8.0.280.0030.00318.23
8.0.270.0000.00817.03
8.0.260.0030.00316.74
8.0.250.0050.00216.89
8.0.240.0000.00816.89
8.0.230.0070.00016.84
8.0.220.0060.00016.68
8.0.210.0050.00216.86
8.0.200.0080.00016.73
8.0.190.0080.00016.83
8.0.180.0040.00416.73
8.0.170.0060.00316.64
8.0.160.0000.00816.71
8.0.150.0000.00716.72
8.0.140.0040.00416.77
8.0.130.0030.00313.23
8.0.120.0030.00516.76
8.0.110.0040.00416.81
8.0.100.0040.00416.79
8.0.90.0000.00716.77
8.0.80.0110.00716.73
8.0.70.0000.00716.93
8.0.60.0000.00716.73
8.0.50.0040.00416.81
8.0.30.0100.00716.81
8.0.20.0150.00316.94
8.0.10.0040.00416.81
8.0.00.0140.01216.67
7.4.330.0030.00312.82
7.4.320.0000.00616.48
7.4.300.0000.00616.46
7.4.290.0000.00616.46
7.4.280.0040.00416.59
7.4.270.0000.00616.56
7.4.260.0060.00013.23
7.4.250.0060.00316.52
7.4.240.0070.00016.46
7.4.230.0000.00816.29
7.4.220.0100.01316.46
7.4.210.0090.00916.39
7.4.200.0000.00716.34
7.4.190.0040.00416.64
7.4.160.0080.00816.43
7.4.150.0150.00916.50
7.4.140.0130.00916.33
7.4.130.0070.01016.50
7.4.120.0060.01016.49
7.4.110.0140.00716.31
7.4.100.0140.00316.39
7.4.90.0070.01316.37
7.4.80.0100.00719.39
7.4.70.0090.00616.44
7.4.60.0030.01416.42
7.4.50.0050.00216.35
7.4.40.0090.00616.37
7.4.30.0100.00716.47
7.4.00.0060.00815.05
7.3.330.0000.00613.15
7.3.320.0060.00013.15
7.3.310.0000.00716.35
7.3.300.0040.00416.30
7.3.290.0080.00816.31
7.3.280.0090.00616.30
7.3.270.0110.00616.25
7.3.260.0100.00716.57
7.3.250.0100.01116.39
7.3.240.0120.00916.23
7.3.230.0060.01216.30
7.3.210.0060.00916.27
7.3.200.0150.00616.62
7.3.190.0030.01716.30
7.3.180.0120.00616.64
7.3.170.0000.01616.38
7.3.160.0080.00816.55
7.3.120.0060.01114.87
7.3.110.0130.00614.83
7.3.100.0070.01014.63
7.3.90.0030.00814.80
7.3.80.0000.01414.55
7.3.70.0090.00914.85
7.3.60.0070.00714.85
7.3.50.0060.00614.89
7.3.40.0030.01314.77
7.3.30.0070.00714.88
7.3.20.0070.00716.61
7.3.10.0070.00716.64
7.3.00.0080.00316.65
7.2.330.0130.00716.56
7.2.320.0090.00916.63
7.2.310.0000.02416.54
7.2.300.0130.00316.66
7.2.290.0130.00716.57
7.2.250.0100.01015.04
7.2.240.0030.01714.85
7.2.230.0000.01514.52
7.2.220.0090.00814.87
7.2.210.0100.00714.69
7.2.200.0030.01314.87
7.2.190.0000.01714.93
7.2.180.0070.01014.89
7.2.170.0060.00914.71
7.2.60.0060.00916.66
7.2.00.0070.00718.97
7.1.330.0030.01015.36
7.1.320.0070.01015.84
7.1.310.0090.00615.62
7.1.300.0040.00715.62
7.1.290.0040.00715.56
7.1.280.0120.00315.61
7.1.270.0030.00615.66
7.1.260.0070.00715.57
7.1.200.0100.00615.57
7.1.100.0070.00717.99
7.1.70.0000.00717.22
7.1.60.0070.01819.17
7.1.50.0120.01216.74
7.1.00.0030.03322.33
7.0.200.0240.00314.88
7.0.140.0070.06722.07
7.0.120.0100.05321.96
7.0.100.0200.07319.89
7.0.90.0100.07320.01
7.0.80.0100.06020.14
7.0.70.0030.04319.92
7.0.60.0100.03720.07
7.0.50.0030.04720.31
7.0.40.0030.08020.08
7.0.30.0100.08019.91
7.0.20.0100.06319.96
7.0.10.0070.05020.18
7.0.00.0100.05020.18
5.6.280.0070.07021.09
5.6.250.0070.08320.57
5.6.240.0070.04320.54
5.6.230.0030.04320.67
5.6.220.0070.03720.68
5.6.210.0000.04320.77
5.6.200.0070.04021.05
5.6.190.0000.07721.05
5.6.180.0070.08021.12
5.6.170.0070.04720.97
5.6.160.0030.04321.04
5.6.150.0030.04721.03
5.6.140.0000.06021.08
5.6.130.0070.04021.14
5.6.120.0070.04021.17
5.6.110.0070.05021.13
5.6.100.0070.06021.00
5.6.90.0070.05320.93
5.6.80.0030.04020.34
5.6.70.0000.04020.44
5.6.60.0130.03020.34
5.6.50.0030.04020.53
5.6.40.0070.04020.54
5.6.30.0070.05020.36
5.6.20.0030.04020.46
5.6.10.0000.04320.40
5.6.00.0070.03720.40
5.5.380.0070.06320.46
5.5.370.0000.04720.39
5.5.360.0030.04320.39
5.5.350.0000.04320.48
5.5.340.0100.03320.84
5.5.330.0030.06720.78
5.5.320.0070.08720.89
5.5.310.0000.04320.63
5.5.300.0030.04720.89
5.5.290.0170.05720.79
5.5.280.0070.05020.86
5.5.270.0030.05720.76
5.5.260.0030.04020.80
5.5.250.0030.04320.59
5.5.240.0100.03320.22
5.5.230.0100.03720.21
5.5.220.0000.04320.30
5.5.210.0070.03720.30
5.5.200.0030.05320.12
5.5.190.0070.05320.28
5.5.180.0070.04020.14
5.5.160.0100.03320.29
5.5.150.0070.03720.00
5.5.140.0000.04020.11
5.5.130.0100.07320.27
5.5.120.0030.07020.23
5.5.110.0070.07720.28
5.5.100.0030.07720.07
5.5.90.0170.06320.07
5.5.80.0100.07020.08
5.5.70.0030.08020.06
5.5.60.0130.06319.94
5.5.50.0000.05319.94
5.5.40.0070.05020.04
5.5.30.0030.05019.96
5.5.20.0100.07320.05
5.5.10.0100.07720.07
5.5.00.0230.04019.95
5.4.450.0030.04019.37
5.4.440.0030.04019.43
5.4.430.0000.04319.35
5.4.420.0000.05019.48
5.4.410.0070.04019.07
5.4.400.0000.04019.23
5.4.390.0030.04719.16
5.4.380.0070.03319.21
5.4.370.0070.03319.12
5.4.360.0100.03018.91
5.4.350.0030.03719.04
5.4.340.0070.03319.15
5.4.320.0070.04318.85
5.4.310.0030.03718.88
5.4.300.0070.05318.88
5.4.290.0070.03319.04
5.4.280.0030.06719.04
5.4.270.0070.07718.88
5.4.260.0000.08318.93
5.4.250.0070.05019.12
5.4.240.0200.06019.18
5.4.230.0000.07019.18
5.4.220.0030.07719.03
5.4.210.0070.07719.03
5.4.200.0070.07719.18
5.4.190.0100.07319.03
5.4.180.0030.05019.03
5.4.170.0000.06019.02
5.4.160.0100.06718.93
5.4.150.0030.07019.09
5.4.140.0130.06716.48
5.4.130.0100.07016.48
5.4.120.0100.06716.51
5.4.110.0070.07316.49
5.4.100.0070.06316.42
5.4.90.0030.07316.34
5.4.80.0100.06316.52
5.4.70.0070.06016.36
5.4.60.0030.08016.41
5.4.50.0030.07016.31
5.4.40.0030.07016.49
5.4.30.0070.07316.36
5.4.20.0100.06716.48
5.4.10.0070.07016.33
5.4.00.0130.06715.78
5.3.290.0000.07314.67
5.3.280.0100.07714.71
5.3.270.0070.07714.59
5.3.260.0070.07314.75
5.3.250.0070.08014.59
5.3.240.0100.04314.67
5.3.230.0070.07014.71
5.3.220.0130.07014.56
5.3.210.0130.06714.56
5.3.200.0030.06314.50
5.3.190.0070.06314.51
5.3.180.0030.06314.62
5.3.170.0200.05314.52
5.3.160.0000.08014.61
5.3.150.0000.08014.66
5.3.140.0070.07314.69
5.3.130.0030.08314.48
5.3.120.0070.07714.50
5.3.110.0100.07314.62
5.3.100.0030.07714.11
5.3.90.0000.08314.05
5.3.80.0000.08014.00
5.3.70.0100.07014.16
5.3.60.0070.07313.91
5.3.50.0000.08313.96
5.3.40.0070.07013.89
5.3.30.0100.06713.84
5.3.20.0100.07013.76
5.3.10.0170.06013.58
5.3.00.0070.07013.64
5.2.170.0070.06311.51
5.2.160.0030.06311.51
5.2.150.0070.05711.51
5.2.140.0070.06011.51
5.2.130.0070.05711.51
5.2.120.0070.04011.51
5.2.110.0070.06011.51
5.2.100.0000.05711.51
5.2.90.0030.06311.51
5.2.80.0070.04711.51
5.2.70.0000.07011.51
5.2.60.0100.05011.51
5.2.50.0100.05311.51
5.2.40.0030.03711.51
5.2.30.0000.06011.51
5.2.20.0000.06011.51
5.2.10.0030.05011.51
5.2.00.0000.05711.51
5.1.60.0000.05311.51
5.1.50.0030.05311.51
5.1.40.0030.05011.51
5.1.30.0130.03711.51
5.1.20.0030.05011.51
5.1.10.0030.05711.51
5.1.00.0030.05011.51
5.0.50.0000.05011.51
5.0.40.0070.04011.51
5.0.30.0000.06311.51
5.0.20.0070.04011.51
5.0.10.0030.04011.51
5.0.00.0030.06311.51
4.4.90.0100.02711.51
4.4.80.0030.03711.51
4.4.70.0130.02311.51
4.4.60.0030.03711.51
4.4.50.0070.02711.51
4.4.40.0000.05311.51
4.4.30.0030.03711.51
4.4.20.0000.02711.51
4.4.10.0000.02011.51
4.4.00.0030.05311.51
4.3.110.0030.03311.51
4.3.100.0000.02011.51
4.3.90.0030.03311.51
4.3.80.0030.05311.51
4.3.70.0000.03711.51
4.3.60.0000.03711.51
4.3.50.0030.03311.51
4.3.40.0030.03711.51
4.3.30.0000.03311.51
4.3.20.0070.03011.51
4.3.10.0030.03311.51
4.3.00.0030.03011.51

preferences:
41.88 ms | 401 KiB | 5 Q