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 C\E(); tick_handler(); F: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)
8.3.60.0150.00618.27
8.3.50.0090.00920.96
8.3.40.0040.01118.40
8.3.30.0100.01020.22
8.3.20.0130.00320.04
8.3.10.0070.00022.09
8.3.00.0070.00022.48
8.2.180.0070.00716.50
8.2.170.0100.01022.96
8.2.160.0170.00322.12
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.82
8.2.110.0030.00722.20
8.2.100.0040.00817.78
8.2.90.0040.00418.93
8.2.80.0040.00419.38
8.2.70.0030.00617.38
8.2.60.0040.00417.91
8.2.50.0000.00818.07
8.2.40.0050.00319.82
8.2.30.0050.00219.41
8.2.20.0040.00417.52
8.2.10.0040.00417.51
8.2.00.0040.00417.42
8.1.280.0030.01025.92
8.1.270.0030.00523.99
8.1.260.0060.01026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.90
8.1.230.0040.00719.10
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0040.00417.00
8.1.190.0000.00817.28
8.1.180.0000.00818.10
8.1.170.0030.00518.46
8.1.160.0080.00418.75
8.1.150.0040.00418.55
8.1.140.0040.00417.28
8.1.130.0070.00017.82
8.1.120.0050.00317.35
8.1.110.0000.00817.24
8.1.100.0030.00617.36
8.1.90.0050.00217.26
8.1.80.0040.00417.36
8.1.70.0030.00317.21
8.1.60.0070.00417.41
8.1.50.0040.00417.30
8.1.40.0000.00717.41
8.1.30.0000.00817.42
8.1.20.0090.00017.40
8.1.10.0040.00417.36
8.1.00.0070.00017.38
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0040.00418.36
8.0.270.0000.00717.13
8.0.260.0070.00016.66
8.0.250.0030.00316.89
8.0.240.0040.00416.89
8.0.230.0000.00716.88
8.0.220.0030.00316.82
8.0.210.0070.00016.69
8.0.200.0040.00416.89
8.0.190.0080.00016.76
8.0.180.0000.00916.72
8.0.170.0090.00016.75
8.0.160.0040.00416.88
8.0.150.0040.00416.77
8.0.140.0000.00816.74
8.0.130.0000.00513.23
8.0.120.0000.00816.73
8.0.110.0000.00716.73
8.0.100.0030.00416.74
8.0.90.0000.00816.80
8.0.80.0070.00916.73
8.0.70.0040.00416.69
8.0.60.0040.00416.84
8.0.50.0050.00216.68
8.0.30.0080.01216.81
8.0.20.0080.01117.40
8.0.10.0040.00417.00
8.0.00.0100.01316.70
7.4.330.0030.00315.03
7.4.320.0000.00716.48
7.4.300.0060.00016.43
7.4.290.0030.00316.50
7.4.280.0050.00316.57
7.4.270.0000.00716.50
7.4.260.0030.00313.31
7.4.250.0000.00716.55
7.4.240.0040.00316.55
7.4.230.0070.00016.36
7.4.220.0180.00616.32
7.4.210.0060.00816.51
7.4.200.0070.00016.55
7.4.190.0000.00816.35
7.4.160.0080.00816.48
7.4.150.0180.00017.40
7.4.140.0100.01017.86
7.4.130.0080.01216.72
7.4.120.0090.00816.54
7.4.110.0120.01216.45
7.4.100.0040.01416.39
7.4.90.0110.00716.38
7.4.80.0160.00719.39
7.4.70.0140.00316.43
7.4.60.0100.01016.38
7.4.50.0020.00316.55
7.4.40.0080.00822.77
7.4.30.0140.00416.30
7.4.00.0060.01015.07
7.3.330.0030.00213.38
7.3.320.0030.00313.17
7.3.310.0040.00416.30
7.3.300.0000.00616.32
7.3.290.0070.01316.30
7.3.280.0120.00516.35
7.3.270.0110.00817.40
7.3.260.0090.00916.48
7.3.250.0080.01016.55
7.3.240.0090.01316.24
7.3.230.0140.00416.40
7.3.210.0080.00816.23
7.3.200.0070.01019.39
7.3.190.0110.00816.61
7.3.180.0130.00516.27
7.3.170.0090.00616.27
7.3.160.0000.01616.27
7.3.120.0080.00914.87
7.3.110.0150.00014.74
7.3.100.0040.01414.83
7.3.90.0090.00314.93
7.3.80.0070.00714.75
7.3.70.0100.00414.87
7.3.60.0000.01414.85
7.3.50.0070.00714.76
7.3.40.0030.00914.90
7.3.30.0060.00314.88
7.3.20.0100.00616.68
7.3.10.0000.00916.51
7.3.00.0000.01116.42
7.2.330.0000.01616.19
7.2.320.0100.00716.38
7.2.310.0030.01316.50
7.2.300.0030.02116.61
7.2.290.0090.00816.46
7.2.250.0060.01214.80
7.2.240.0070.01014.73
7.2.230.0070.01014.78
7.2.220.0030.01414.57
7.2.210.0030.00614.93
7.2.200.0110.00315.03
7.2.190.0040.01114.79
7.2.180.0040.01114.61
7.2.170.0060.00614.96
7.2.60.0040.00416.74
7.2.00.0070.00719.27
7.1.330.0060.00615.52
7.1.320.0030.00615.23
7.1.310.0060.00615.61
7.1.300.0070.00715.66
7.1.290.0000.01515.46
7.1.280.0100.00315.38
7.1.270.0060.00615.36
7.1.260.0060.00815.70
7.1.200.0040.00815.58
7.1.100.0080.00518.09
7.1.70.0050.00317.15
7.1.60.0040.01519.21
7.1.50.0090.01216.54
7.1.00.0070.06322.54
7.0.200.0060.00314.83
7.0.140.0000.07722.10
7.0.100.0070.04020.02
7.0.90.0100.03719.89
7.0.80.0070.04019.99
7.0.70.0170.03719.92
7.0.60.0170.03719.98
7.0.50.0130.04320.11
7.0.40.0100.04020.00
7.0.30.0070.03720.13
7.0.20.0030.04320.07
7.0.10.0100.03720.15
7.0.00.0070.04020.09
5.6.280.0070.07021.02
5.6.250.0130.03020.62
5.6.240.0130.07320.60
5.6.230.0030.04320.75
5.6.220.0030.06720.71
5.6.210.0000.04320.50
5.6.200.0070.03721.14
5.6.190.0030.04321.11
5.6.180.0070.04020.95
5.6.170.0030.04321.18
5.6.160.0030.04320.94
5.6.150.0100.04021.08
5.6.140.0030.03321.17
5.6.130.0070.03321.08
5.6.120.0030.03721.04
5.6.110.0070.04021.00
5.6.100.0030.04321.07
5.6.90.0030.03721.07
5.6.80.0070.06320.56
5.6.70.0130.04320.41
5.6.60.0070.04720.41
5.6.50.0130.07720.39
5.6.40.0100.07720.45
5.6.30.0070.07720.30
5.6.20.0200.05320.29
5.6.10.0030.08020.38
5.6.00.0000.05720.34
5.5.380.0000.04720.50
5.5.370.0100.03720.42
5.5.360.0100.03320.36
5.5.350.0030.04720.38
5.5.340.0030.04320.76
5.5.330.0100.03320.81
5.5.320.0030.04020.78
5.5.310.0070.03720.86
5.5.300.0070.04020.92
5.5.290.0070.03720.82
5.5.280.0070.03720.78
5.5.270.0070.03320.91
5.5.260.0000.04320.92
5.5.250.0070.03720.59
5.5.240.0030.03320.29
5.5.230.0070.05720.21
5.5.220.0070.04720.15
5.5.210.0030.04020.27
5.5.200.0000.06720.26
5.5.190.0070.07720.12
5.5.180.0030.04720.09
5.5.160.0070.07020.24
5.5.150.0100.07720.18
5.5.140.0100.07320.22
5.5.130.0030.06720.21
5.5.120.0100.07720.24
5.5.110.0070.08320.14
5.5.100.0070.04020.09
5.5.90.0070.07020.16
5.5.80.0070.05020.10
5.5.70.0070.08320.11
5.5.60.0070.08720.15
5.5.50.0130.04020.06
5.5.40.0100.07320.06
5.5.30.0000.04319.97
5.5.20.0030.04720.07
5.5.10.0030.05019.98
5.5.00.0100.07720.07
5.4.450.0070.03719.38
5.4.440.0070.03019.23
5.4.430.0030.04019.46
5.4.420.0000.03719.20
5.4.410.0100.06019.32
5.4.400.0070.05719.24
5.4.390.0070.03319.23
5.4.380.0130.05319.12
5.4.370.0070.06319.13
5.4.360.0070.07719.05
5.4.350.0100.06719.13
5.4.340.0000.04019.04
5.4.320.0070.05318.85
5.4.310.0030.08018.94
5.4.300.0100.07319.18
5.4.290.0070.07719.13
5.4.280.0130.06019.03
5.4.270.0070.05319.04
5.4.260.0100.06719.04
5.4.250.0070.05319.20
5.4.240.0100.06019.20
5.4.230.0100.07019.09
5.4.220.0100.06318.87
5.4.210.0070.08019.02
5.4.200.0130.03719.15
5.4.190.0070.07318.92
5.4.180.0100.07319.02
5.4.170.0030.07719.04
5.4.160.0170.06319.23
5.4.150.0130.03718.86
5.4.140.0070.07016.47
5.4.130.0030.04316.38
5.4.120.0070.06016.54
5.4.110.0130.06716.54
5.4.100.0100.06316.40
5.4.90.0030.05316.57
5.4.80.0000.04716.52
5.4.70.0030.04316.46
5.4.60.0100.05316.48
5.4.50.0130.06716.46
5.4.40.0130.03316.50
5.4.30.0070.06716.34
5.4.20.0170.03016.29
5.4.10.0030.04016.29
5.4.00.0100.04715.63
5.3.290.0070.08014.64
5.3.280.0170.06714.73
5.3.270.0130.07014.56
5.3.260.0070.08314.56
5.3.250.0130.06714.70
5.3.240.0100.07714.74
5.3.230.0000.08314.72
5.3.220.0030.06314.59
5.3.210.0100.04014.54
5.3.200.0070.04314.60
5.3.190.0130.06714.50
5.3.180.0030.07314.59
5.3.170.0100.07014.53
5.3.160.0130.06714.63
5.3.150.0070.07714.68
5.3.140.0030.05314.65
5.3.130.0070.05014.69
5.3.120.0100.08014.68
5.3.110.0070.07314.68
5.3.100.0030.04314.11
5.3.90.0100.06714.13
5.3.80.0030.08314.07
5.3.70.0200.04014.07
5.3.60.0070.05314.14
5.3.50.0070.04014.00
5.3.40.0030.03713.88
5.3.30.0030.07714.00
5.3.20.0070.07313.63
5.3.10.0100.03313.75
5.3.00.0070.06713.76
5.2.170.0070.04311.57
5.2.160.0070.04011.57
5.2.150.0130.05011.57
5.2.140.0070.06311.57
5.2.130.0030.06011.57
5.2.120.0130.05711.57
5.2.110.0070.03011.57
5.2.100.0070.05711.57
5.2.90.0030.03311.57
5.2.80.0000.06011.57
5.2.70.0000.04711.57
5.2.60.0030.05011.57
5.2.50.0000.06311.57
5.2.40.0000.03311.57
5.2.30.0070.03711.57
5.2.20.0030.06011.57
5.2.10.0000.05311.57
5.2.00.0100.06011.57
5.1.60.0100.04311.57
5.1.50.0030.04011.57
5.1.40.0100.04711.57
5.1.30.0170.04711.57
5.1.20.0030.05711.57
5.1.10.0070.03711.57
5.1.00.0070.05011.57
5.0.50.0070.02011.57
5.0.40.0000.04311.57
5.0.30.0130.04711.57
5.0.20.0070.03011.57
5.0.10.0030.03711.57
5.0.00.0070.06711.57
4.4.90.0030.01311.57
4.4.80.0000.02711.57
4.4.70.0000.03711.57
4.4.60.0070.03311.57
4.4.50.0030.02711.57
4.4.40.0000.04711.57
4.4.30.0000.03711.57
4.4.20.0030.03011.57
4.4.10.0030.02711.57
4.4.00.0030.03711.57
4.3.110.0030.03311.57
4.3.100.0070.02711.57
4.3.90.0000.03311.57
4.3.80.0030.02711.57
4.3.70.0000.01711.57
4.3.60.0000.01711.57
4.3.50.0000.02711.57
4.3.40.0070.04711.57
4.3.30.0000.03311.57
4.3.20.0030.02311.57
4.3.10.0000.02311.57
4.3.00.0030.01711.57

preferences:
57.4 ms | 401 KiB | 5 Q