3v4l.org

run code in 300+ PHP versions simultaneously
<?php function g($x=0){return$x?'g'.$x:function($y)use($x){return$x.g($y);};} echo g(); /* echo g('al') , PHP_EOL; echo g()('al') , PHP_EOL; echo g()()('al') , PHP_EOL; echo g()()()('al') , PHP_EOL; */

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)
8.3.60.0100.01018.30
8.3.50.0120.00922.96
8.3.40.0120.00318.97
8.3.30.0080.00819.00
8.3.20.0040.00420.21
8.3.10.0080.00023.56
8.3.00.0040.00417.75
8.2.180.0040.01116.38
8.2.170.0110.00422.96
8.2.160.0110.00320.35
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0100.00326.16
8.2.120.0040.00420.95
8.2.110.0090.00022.06
8.2.100.0110.00018.18
8.2.90.0040.00419.19
8.2.80.0030.00617.97
8.2.70.0080.00017.50
8.2.60.0080.00318.03
8.2.50.0000.00818.07
8.2.40.0030.00618.16
8.2.30.0090.00018.11
8.2.20.0040.00417.62
8.2.10.0050.00217.93
8.2.00.0040.00417.79
8.1.280.0070.00725.92
8.1.270.0080.00023.82
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00024.00
8.1.230.0040.00719.08
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0040.00417.22
8.1.180.0050.00318.10
8.1.170.0000.00818.50
8.1.160.0070.00021.95
8.1.150.0000.00718.88
8.1.140.0080.00017.26
8.1.130.0030.00317.70
8.1.120.0000.00717.41
8.1.110.0050.00317.33
8.1.100.0000.00717.25
8.1.90.0020.00517.29
8.1.80.0020.00517.36
8.1.70.0030.00317.38
8.1.60.0040.00417.53
8.1.50.0000.00917.49
8.1.40.0050.00317.38
8.1.30.0040.00417.54
8.1.20.0070.00017.51
8.1.10.0060.00317.44
8.1.00.0000.00717.42
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0000.00718.45
8.0.270.0030.00517.16
8.0.260.0070.00017.32
8.0.250.0030.00317.04
8.0.240.0060.00316.97
8.0.230.0030.00316.86
8.0.220.0000.00716.86
8.0.210.0080.00316.89
8.0.200.0020.00517.00
8.0.190.0060.00316.97
8.0.180.0040.00416.98
8.0.170.0000.00816.96
8.0.160.0000.00716.90
8.0.150.0030.00316.97
8.0.140.0030.00716.93
8.0.130.0030.00313.36
8.0.120.0040.00416.94
8.0.110.0050.00216.93
8.0.100.0050.00316.94
8.0.90.0000.00817.07
8.0.80.0060.00916.91
8.0.70.0040.00416.94
8.0.60.0000.00717.00
8.0.50.0070.00017.01
8.0.30.0110.00817.08
8.0.20.0120.00817.40
8.0.10.0000.00716.90
8.0.00.0050.01216.70
7.4.330.0000.00515.06
7.4.320.0000.00716.30
7.4.300.0030.00316.37
7.4.290.0030.00316.54
7.4.280.0000.00816.54
7.4.270.0000.00616.47
7.4.260.0070.00016.44
7.4.250.0050.00216.42
7.4.240.0050.00216.44
7.4.230.0070.00016.56
7.4.220.0070.01116.61
7.4.210.0140.00616.61
7.4.200.0000.00816.19
7.4.160.0080.00816.46
7.4.150.0100.01417.40
7.4.140.0140.00717.86
7.4.130.0070.01116.48
7.4.120.0060.01116.37
7.4.110.0040.01416.66
7.4.100.0030.01416.64
7.4.90.0060.01216.36
7.4.80.0100.01019.39
7.4.70.0120.01516.32
7.4.60.0100.00716.59
7.4.50.0040.00416.30
7.4.40.0160.00016.63
7.4.30.0120.00916.60
7.4.00.0040.01515.16
7.3.330.0000.00513.37
7.3.320.0030.00313.17
7.3.310.0000.00816.26
7.3.300.0030.00316.20
7.3.290.0090.00616.35
7.3.280.0080.01016.39
7.3.270.0090.00917.40
7.3.260.0090.01216.36
7.3.250.0120.00716.50
7.3.240.0140.00316.53
7.3.230.0120.00616.44
7.3.210.0140.00416.39
7.3.200.0030.02119.39
7.3.190.0130.00316.44
7.3.180.0100.00616.43
7.3.170.0040.01516.52
7.3.160.0040.01116.46
7.2.330.0130.01016.69
7.2.320.0090.01216.75
7.2.310.0060.01216.40
7.2.300.0000.02116.50
7.2.290.0090.01316.43
7.2.60.0130.00716.72
7.2.50.0080.00816.86
7.2.00.0120.00019.39
7.1.200.0070.00015.91
7.1.70.0000.01317.03
7.1.60.0070.01319.40
7.1.50.0030.01016.90
7.1.00.0070.07022.35
7.0.200.0140.00714.70
7.0.140.0100.06722.10
7.0.60.0100.05719.97
7.0.50.0130.08017.87
7.0.40.0070.08720.20
7.0.30.0200.08320.23
7.0.20.0330.05020.07
7.0.10.0030.09320.09
7.0.00.0100.04720.29
5.6.280.0070.06721.14
5.6.210.0130.07020.52
5.6.200.0100.05318.12
5.6.190.0070.04320.39
5.6.180.0270.05720.61
5.6.170.0170.04720.47
5.6.160.0070.07320.54
5.6.150.0130.03718.29
5.6.140.0070.04318.18
5.6.130.0100.08018.18
5.6.120.0030.05021.11
5.6.110.0070.04020.96
5.6.100.0030.06020.98
5.6.90.0030.06721.11
5.6.80.0030.08320.39
5.5.350.0100.07720.45
5.5.340.0030.08018.04
5.5.330.0000.04720.25
5.5.320.0000.04320.27
5.5.310.0300.03720.24
5.5.300.0030.04018.08
5.5.290.0000.04317.93
5.5.280.0070.08320.77
5.5.270.0100.05320.80
5.5.260.0070.07020.79
5.5.250.0070.08020.55
5.5.240.4100.04020.17
5.4.450.0000.08019.29
5.4.440.0000.07719.46
5.4.430.0070.07719.56
5.4.420.0070.08319.28
5.4.410.0130.07319.27
5.4.400.0070.04719.32
5.4.390.0030.05318.99
5.4.380.0000.04719.20
5.4.370.0000.05718.88
5.4.360.0000.07018.94
5.4.350.0000.04718.95
5.4.340.0070.05019.20
5.4.320.0270.06319.05
5.4.310.0070.04319.06
5.4.300.0070.06718.87
5.4.290.0000.07718.86
5.4.280.0130.05019.24
5.4.270.0330.06018.94
5.4.260.0070.07019.21
5.4.250.0000.07318.98
5.4.240.0030.04019.20
5.4.230.0000.04318.88
5.4.220.0070.07019.24
5.4.210.0070.07019.13
5.4.200.0000.04019.08
5.4.190.0100.04018.93
5.4.180.0100.06719.15
5.4.170.0070.03718.98
5.4.160.0070.07019.04
5.4.150.0000.08319.21
5.4.140.0000.05716.38
5.4.130.0070.07316.57
5.4.120.0000.07716.50
5.4.110.0000.07716.51
5.4.100.0000.06316.50
5.4.90.0070.07016.64
5.4.80.0000.06016.48
5.4.70.0000.05016.38
5.4.60.0000.07716.44
5.4.50.0030.06016.16
5.4.40.0030.07016.24
5.4.30.0030.05716.51
5.4.20.0030.05016.38
5.4.10.0070.05316.52
5.4.00.0000.07715.80
5.3.290.0030.05714.82
5.3.280.0000.04014.64
5.3.270.0000.04714.51
5.3.260.0000.04714.72
5.3.250.0000.07714.54
5.3.240.0100.05314.72
5.3.230.0070.05314.51
5.3.220.0030.06314.57
5.3.210.0000.06714.79
5.3.200.0030.07314.61
5.3.190.0100.06014.65
5.3.180.0030.04014.47
5.3.170.0000.07314.47
5.3.160.0070.07314.48
5.3.150.0070.07014.48
5.3.140.0100.04314.54
5.3.130.0030.06314.66
5.3.120.0100.07314.55
5.3.110.0030.08014.52
5.3.100.0070.04313.96
5.3.90.0000.05314.10
5.3.80.0000.06014.07
5.3.70.0000.05313.95
5.3.60.0030.07713.92
5.3.50.0070.06013.88
5.3.40.0030.05313.91
5.3.30.0000.05713.93
5.3.20.0000.06713.59
5.3.10.0000.07313.64
5.3.00.0000.07313.53
5.2.170.0070.05011.94
5.2.160.0000.06311.94
5.2.150.0030.04711.94
5.2.140.0030.05311.94
5.2.130.0000.05711.94
5.2.120.0100.05311.94
5.2.110.0030.06011.94
5.2.100.0030.06311.94
5.2.90.0030.05711.94
5.2.80.0000.06711.94
5.2.70.0100.05011.94
5.2.60.0000.04311.94
5.2.50.0030.04011.94
5.2.40.0000.06711.94
5.2.30.0030.06011.94
5.2.20.0030.03311.94
5.2.10.0000.04011.94
5.2.00.0000.05711.94
5.1.60.0030.05711.94
5.1.50.0030.03311.94
5.1.40.0000.02711.94
5.1.30.0070.05011.94
5.1.20.0030.04711.94
5.1.10.0030.05311.94
5.1.00.0030.05711.94
5.0.50.0030.02711.95
5.0.40.0030.02311.96
5.0.30.0000.06011.96
5.0.20.0070.03711.96
5.0.10.0000.04711.96
5.0.00.0000.06711.97
4.4.90.0000.03011.94
4.4.80.0000.02311.94
4.4.70.0030.03311.94
4.4.60.0000.03011.94
4.4.50.0000.02711.94
4.4.40.0000.04011.94
4.4.30.0000.02011.94
4.4.20.0000.03711.94
4.4.10.0030.02711.94
4.4.00.0000.04011.95
4.3.110.0000.02311.96
4.3.100.0000.02311.96
4.3.90.0070.02011.96
4.3.80.0070.02711.98
4.3.70.0030.03311.98
4.3.60.0030.03011.99
4.3.50.0030.03011.99
4.3.40.0070.04012.00
4.3.30.0030.02712.01
4.3.20.0030.03712.01
4.3.10.0000.03312.01
4.3.00.0030.02312.01

preferences:
43.43 ms | 401 KiB | 5 Q