3v4l.org

run code in 300+ PHP versions simultaneously
<?php function l($name) { $a = ["a" => "aaa", "b.a" => "123456", "a.d.e" => "1%1"]; $keys = explode(".", $name); $key = array_shift($keys); $result = isset($a[$key]) ? $a[$key] : null; print $result; foreach($keys as $k) { if(!$result) return $name; $result = $result[$k]; } $args = func_get_args(); foreach($args as $k => $v) $result = str_replace("%{$k}", $v, $result); return $result; } var_dump(l("a")); var_dump(l("b.a")); var_dump(l("b.c")); var_dump(l("a.d.e", 45));

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)
8.3.70.0150.00018.54
8.3.60.0000.01418.68
8.3.50.0160.00221.21
8.3.40.0070.01018.92
8.3.30.0100.01018.64
8.3.20.0040.00418.95
8.3.10.0000.00821.09
8.3.00.0000.00819.56
8.2.180.0070.00716.63
8.2.170.0200.00022.96
8.2.160.0090.00620.50
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0080.00021.04
8.2.110.0030.00622.25
8.2.100.0110.00018.99
8.2.90.0040.00418.34
8.2.80.0040.00419.07
8.2.70.0000.00817.63
8.2.60.0000.00818.04
8.2.50.0030.00618.07
8.2.40.0040.00418.34
8.2.30.0040.00421.27
8.2.20.0060.00317.78
8.2.10.0040.00417.88
8.2.00.0030.00717.80
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0070.01126.35
8.1.250.0000.00828.09
8.1.240.0030.00624.00
8.1.230.0040.00819.10
8.1.220.0030.00617.74
8.1.210.0040.00418.96
8.1.200.0040.00417.12
8.1.190.0000.00817.53
8.1.180.0000.00818.10
8.1.170.0080.00018.65
8.1.160.0000.00718.82
8.1.150.0000.00818.66
8.1.140.0050.00517.34
8.1.130.0000.00717.90
8.1.120.0000.00717.45
8.1.110.0070.00017.43
8.1.100.0040.00417.53
8.1.90.0050.00217.38
8.1.80.0050.00217.38
8.1.70.0000.00817.41
8.1.60.0040.00417.58
8.1.50.0040.00417.46
8.1.40.0000.00817.40
8.1.30.0020.00517.60
8.1.20.0000.00817.55
8.1.10.0000.00817.49
8.1.00.0000.01017.57
8.0.300.0000.00720.16
8.0.290.0000.00717.05
8.0.280.0050.00218.40
8.0.270.0000.00717.31
8.0.260.0070.00016.83
8.0.250.0040.00417.11
8.0.240.0100.00017.07
8.0.230.0000.00717.05
8.0.220.0030.00316.95
8.0.210.0030.00316.91
8.0.200.0030.00316.93
8.0.190.0040.00417.04
8.0.180.0040.00417.03
8.0.170.0000.00717.03
8.0.160.0070.00016.98
8.0.150.0000.00716.91
8.0.140.0040.00416.96
8.0.130.0000.00513.39
8.0.120.0080.00016.84
8.0.110.0000.00716.84
8.0.100.0040.00416.83
8.0.90.0070.00016.86
8.0.80.0030.01216.92
8.0.70.0040.00416.98
8.0.60.0000.00717.04
8.0.50.0040.00416.80
8.0.30.0030.01917.27
8.0.20.0040.01517.41
8.0.10.0040.00416.91
8.0.00.0160.00816.74
7.4.330.0020.00216.67
7.4.320.0030.00516.47
7.4.300.0000.00616.63
7.4.290.0070.00016.47
7.4.280.0030.00316.61
7.4.270.0000.00716.52
7.4.260.0030.00313.21
7.4.250.0040.00416.48
7.4.240.0070.00016.39
7.4.230.0030.00316.52
7.4.220.0030.02016.39
7.4.210.0080.00716.59
7.4.200.0030.00416.55
7.4.190.0030.00316.66
7.4.160.0000.01516.59
7.4.150.0130.00417.40
7.4.140.0090.01117.86
7.4.130.0070.01016.48
7.4.120.0090.00816.54
7.4.110.0130.00716.71
7.4.100.0120.00916.57
7.4.90.0070.01116.47
7.4.80.0060.01019.39
7.4.70.0040.01216.56
7.4.60.0090.00616.40
7.4.50.0030.00516.42
7.4.40.0060.01022.77
7.4.30.0140.00716.47
7.4.00.0060.01214.75
7.3.330.0000.00513.45
7.3.320.0030.00313.44
7.3.310.0070.00016.47
7.3.300.0000.00716.40
7.3.290.0030.01216.42
7.3.280.0080.00816.45
7.3.270.0120.00617.40
7.3.260.0090.00918.24
7.3.250.0160.00516.45
7.3.240.0080.00816.59
7.3.230.0110.00516.55
7.3.210.0110.00616.48
7.3.200.0120.00619.39
7.3.190.0140.00716.41
7.3.180.0090.01216.70
7.3.170.0120.00316.40
7.3.160.0160.00316.46
7.3.120.0070.00714.98
7.2.330.0140.00916.52
7.2.320.0170.00416.60
7.2.310.0070.01716.66
7.2.300.0060.01116.57
7.2.290.0030.01316.75
7.2.60.0130.00016.89
7.2.00.0120.00919.46
7.1.200.0030.01115.88
7.1.70.0000.01517.28
7.1.60.0060.00617.37
7.1.50.0090.00316.82
7.1.40.0040.01416.45
7.1.30.0030.00916.79
7.1.20.0000.01116.84
7.1.10.0000.01116.58
7.1.00.0000.01116.71
7.0.200.0000.01016.89
7.0.190.0030.00716.76
7.0.180.0040.00416.30
7.0.170.0000.01116.27
7.0.160.0000.01116.29
7.0.150.0000.01016.49
7.0.140.0000.00816.45
7.0.130.0000.01016.70
7.0.120.0030.00716.46
7.0.110.0060.00316.27
7.0.100.0040.00816.27
7.0.90.0000.00816.27
7.0.80.0040.00416.27
7.0.70.0080.00316.43
7.0.60.0030.00716.27
7.0.50.0000.00816.27
7.0.40.0100.00316.27
7.0.30.0000.01116.27
7.0.20.0040.00716.27
7.0.10.0000.00716.27
7.0.00.0040.00416.27
5.6.300.0030.04320.83
5.6.290.0070.04020.87
5.6.280.0030.04120.88
5.6.270.0030.04820.82
5.6.260.0070.04220.87
5.6.250.0000.04420.84
5.6.240.0030.05020.98
5.6.230.0030.04420.98
5.6.220.0040.04620.85
5.6.210.0000.04421.07
5.6.200.0000.06320.87
5.6.190.0030.04620.94
5.6.180.0100.03620.97
5.6.170.0100.03720.83
5.6.160.0070.08620.84
5.6.150.0070.05221.00
5.6.140.0000.05320.79
5.6.130.0200.04020.78
5.6.120.0000.04421.04
5.6.110.0030.05220.86
5.6.100.0030.04420.82
5.6.90.0030.05020.82
5.6.80.0100.04920.21
5.6.70.0030.03920.21
5.6.60.0030.04320.22
5.6.50.0070.03820.21
5.6.40.0030.04220.11
5.6.30.0030.04020.14
5.6.20.0100.04920.22
5.6.10.0170.04120.20
5.6.00.0000.05220.19
5.5.380.0000.05317.41
5.5.370.0060.03917.53
5.5.360.0070.03917.66
5.5.350.0260.04617.50
5.5.340.0000.04417.72
5.5.330.0060.03517.75
5.5.320.0070.04018.09
5.5.310.0170.05017.74
5.5.300.0030.04318.09
5.5.290.0100.03618.04
5.5.280.0090.04118.03
5.5.270.0030.04518.05
5.5.260.0000.04918.03
5.5.250.0000.05117.81
5.5.240.0000.04317.41
5.5.230.0200.04217.46
5.5.220.0100.04317.42
5.5.210.0000.05117.39
5.5.200.0030.03817.06
5.5.190.0070.04817.38
5.5.180.0070.03417.08
5.5.160.0330.03017.47
5.5.150.0030.05317.44
5.5.140.0000.04517.07
5.5.130.0000.05117.48
5.5.120.0070.04017.47
5.5.110.0030.08517.38
5.5.100.0070.03317.10
5.5.90.0030.04017.11
5.5.80.0070.03617.42
5.5.70.0000.05017.38
5.5.60.0030.03817.32
5.5.50.0060.03217.32
5.5.40.0100.03917.08
5.5.30.0000.04017.08
5.5.20.0030.03617.10
5.5.10.0030.04317.34
5.5.00.0030.04017.41
5.4.450.0070.04319.32
5.4.440.0030.05319.25
5.4.430.0000.04519.25
5.4.420.0040.04219.22
5.4.410.0130.03819.27
5.4.400.0060.03519.07
5.4.390.0070.03419.11
5.4.380.0100.03619.21
5.4.370.0070.03419.07
5.4.360.0070.04319.07
5.4.350.0030.03818.91
5.4.340.0000.05719.21
5.4.320.0030.04418.99
5.4.310.0090.03819.06
5.4.300.0170.02719.11
5.4.290.0030.03819.16
5.4.280.0030.04118.96
5.4.270.0030.03719.05
5.4.260.0030.03818.98
5.4.250.0060.03519.06
5.4.240.0000.04818.97
5.4.230.0170.03419.12
5.4.220.0000.04218.97
5.4.210.0040.03519.12
5.4.200.0030.03919.06
5.4.190.0060.03518.95
5.4.180.0100.04419.06
5.4.170.0030.04119.04
5.4.160.0000.04419.21
5.4.150.0030.04819.08
5.4.140.0000.04516.68
5.4.130.0070.04016.61
5.4.120.0030.04216.57
5.4.110.0000.04316.49
5.4.100.0260.03016.70
5.4.90.0200.04016.70
5.4.80.0060.03516.68
5.4.70.0160.04216.66
5.4.60.0030.03716.70
5.4.50.0000.04516.46
5.4.40.0000.04616.51
5.4.30.0000.04216.68
5.4.20.0030.03616.60
5.4.10.0070.03716.59
5.4.00.0200.03716.27
5.3.290.0030.04516.27
5.3.280.0000.04016.27
5.3.270.0260.03616.27
5.3.260.0030.03916.27
5.3.250.0240.04716.27
5.3.240.0030.04116.27
5.3.230.0030.04016.27
5.3.220.0000.04316.27
5.3.210.0030.04816.27
5.3.200.0030.04116.27
5.3.190.0100.04016.27
5.3.180.0030.03916.27
5.3.170.0070.03716.27
5.3.160.0030.04016.27
5.3.150.0000.04516.27
5.3.140.0030.04216.27
5.3.130.0000.05016.27
5.3.120.0000.04316.27
5.3.110.0030.04816.27
5.3.100.0000.04416.27
5.3.90.0000.04616.27
5.3.80.0000.04116.27
5.3.70.0030.03416.27
5.3.60.0000.04616.27
5.3.50.0000.03916.27
5.3.40.0160.04616.27
5.3.30.0070.05516.27
5.3.20.0030.03816.27
5.3.10.0160.02916.27
5.3.00.0030.03516.27
5.2.170.0000.03416.27
5.2.160.0040.02816.27
5.2.150.0030.03016.27
5.2.140.0170.02816.27
5.2.130.0100.03116.27
5.2.120.0030.02816.27
5.2.110.0000.02916.27
5.2.100.0070.03316.27
5.2.90.0030.03116.27
5.2.80.0000.04316.27
5.2.70.0030.03716.27
5.2.60.0000.03416.27
5.2.50.0030.03116.27
5.2.40.0030.02916.27
5.2.30.0070.02716.27
5.2.20.0070.02916.27
5.2.10.0030.03216.27
5.2.00.0060.02916.27
5.1.60.0130.03316.27
5.1.50.0000.03216.27
5.1.40.0090.03216.27
5.1.30.0000.02916.27
5.1.20.0000.03016.27
5.1.10.0030.02616.27
5.1.00.0000.03716.27
5.0.50.0000.02416.27
5.0.40.0030.02516.27
5.0.30.0030.03616.27
5.0.20.0060.01616.27
5.0.10.0070.02216.27
5.0.00.0030.02716.27
4.4.90.0030.01516.27
4.4.80.0040.01516.27
4.4.70.0000.01716.27
4.4.60.0000.02016.27
4.4.50.0000.01816.27
4.4.40.0030.02316.27
4.4.30.0000.01616.27
4.4.20.0000.01816.27
4.4.10.0030.01316.27
4.4.00.0000.03016.27
4.3.110.0070.01516.27
4.3.100.0000.01816.27
4.3.90.0000.02116.27
4.3.80.0030.02216.27
4.3.70.0000.01916.27
4.3.60.0000.01616.27
4.3.50.0030.01316.27
4.3.40.0000.02516.27
4.3.30.0000.01916.27
4.3.20.0000.01716.27
4.3.10.0000.02116.27
4.3.00.0000.01816.27

preferences:
44.93 ms | 401 KiB | 5 Q