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; 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)
8.3.60.0100.00718.43
8.3.50.0140.00521.21
8.3.40.0100.00718.84
8.3.30.0040.01218.84
8.3.20.0050.00318.89
8.3.10.0090.00021.15
8.3.00.0000.00819.50
8.2.180.0120.00617.00
8.2.170.0110.01122.96
8.2.160.0070.00720.39
8.2.150.0030.00624.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0080.00021.14
8.2.110.0090.00022.25
8.2.100.0030.00917.97
8.2.90.0040.00419.22
8.2.80.0050.00219.30
8.2.70.0030.00617.49
8.2.60.0040.00418.05
8.2.50.0030.00618.07
8.2.40.0030.00618.16
8.2.30.0000.00721.32
8.2.20.0040.00417.76
8.2.10.0030.00617.80
8.2.00.0070.00317.73
8.1.280.0100.00325.92
8.1.270.0000.00723.99
8.1.260.0030.01626.35
8.1.250.0040.00428.09
8.1.240.0030.00622.50
8.1.230.0070.00720.84
8.1.220.0080.00018.77
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0000.00817.66
8.1.180.0040.00418.10
8.1.170.0040.00418.66
8.1.160.0000.00718.91
8.1.150.0040.00418.73
8.1.140.0000.00717.52
8.1.130.0070.00017.89
8.1.120.0020.00517.51
8.1.110.0040.00417.41
8.1.100.0050.00217.44
8.1.90.0000.00817.43
8.1.80.0000.00817.47
8.1.70.0030.00317.34
8.1.60.0000.00817.60
8.1.50.0050.00317.40
8.1.40.0040.00417.59
8.1.30.0000.00817.64
8.1.20.0040.00417.61
8.1.10.0040.00417.57
8.1.00.0090.00017.41
8.0.300.0040.00419.99
8.0.290.0070.00017.04
8.0.280.0030.00318.38
8.0.270.0000.00817.29
8.0.260.0040.00416.89
8.0.250.0040.00416.93
8.0.240.0050.00317.07
8.0.230.0040.00417.05
8.0.220.0030.00316.98
8.0.210.0030.00316.91
8.0.200.0040.00416.95
8.0.190.0030.00517.09
8.0.180.0030.00516.93
8.0.170.0040.00416.97
8.0.160.0020.00517.08
8.0.150.0070.00017.05
8.0.140.0040.00416.98
8.0.130.0030.00313.40
8.0.120.0000.00816.90
8.0.110.0040.00416.80
8.0.100.0040.00416.94
8.0.90.0000.00716.79
8.0.80.0070.01016.95
8.0.70.0050.00316.96
8.0.60.0000.00716.85
8.0.50.0080.00016.86
8.0.30.0130.00817.23
8.0.20.0100.00917.40
8.0.10.0050.00316.98
8.0.00.0120.00916.85
7.4.330.0000.00516.77
7.4.320.0000.00716.63
7.4.300.0000.00716.68
7.4.290.0040.00416.54
7.4.280.0000.00716.40
7.4.270.0040.00416.61
7.4.260.0030.00313.31
7.4.250.0040.00416.58
7.4.240.0030.00316.57
7.4.230.0070.00016.27
7.4.220.0100.00716.61
7.4.210.0080.00716.50
7.4.200.0050.00316.64
7.4.190.0040.00416.49
7.4.160.0030.01416.52
7.4.150.0150.00317.40
7.4.140.0060.01317.86
7.4.130.0110.00916.53
7.4.120.0100.00916.50
7.4.110.0190.00016.54
7.4.100.0100.01016.63
7.4.90.0030.01516.68
7.4.80.0150.00619.39
7.4.70.0120.00416.46
7.4.60.0130.00316.59
7.4.50.0040.00416.63
7.4.40.0070.01022.77
7.4.30.0050.01416.59
7.4.00.0070.01014.93
7.3.330.0020.00213.46
7.3.320.0040.00413.49
7.3.310.0030.00316.43
7.3.300.0030.00316.30
7.3.290.0030.01016.32
7.3.280.0060.00916.43
7.3.270.0090.00917.40
7.3.260.0100.00818.24
7.3.250.0150.00616.53
7.3.240.0180.00616.55
7.3.230.0130.00316.50
7.3.210.0070.01116.55
7.3.200.0060.01319.39
7.3.190.0090.00916.46
7.3.180.0040.01216.43
7.3.170.0120.00916.61
7.3.160.0120.00616.40
7.3.120.0130.00314.63
7.3.110.0070.01115.07
7.3.100.0000.01315.05
7.3.90.0000.01415.09
7.3.80.0000.01815.03
7.3.70.0090.00614.88
7.3.60.0000.01414.74
7.3.50.0040.01115.03
7.3.40.0070.00714.73
7.3.30.0000.01414.63
7.3.20.0030.01016.79
7.3.10.0050.00916.64
7.3.00.0030.00916.82
7.2.330.0140.00316.76
7.2.320.0090.01216.54
7.2.310.0070.01316.52
7.2.300.0080.00816.59
7.2.290.0090.00916.45
7.2.240.0030.01214.93
7.2.230.0070.01014.72
7.2.220.0070.00715.36
7.2.210.0060.00915.00
7.2.200.0000.01015.28
7.2.190.0040.00915.27
7.2.180.0160.00015.03
7.2.170.0060.00915.08
7.2.160.0030.00915.09
7.2.150.0040.00817.19
7.2.140.0110.00616.78
7.2.130.0060.00916.83
7.2.120.0100.00716.98
7.2.110.0110.00716.98
7.2.100.0050.00617.07
7.2.90.0030.01216.77
7.2.80.0080.00916.90
7.2.70.0070.00616.76
7.2.60.0050.00716.99
7.2.50.0030.00917.01
7.2.40.0090.00316.95
7.2.30.0050.00916.94
7.2.20.0050.01016.97
7.2.10.0050.01116.75
7.2.00.0070.01017.92
7.1.330.0030.01015.81
7.1.320.0030.01316.04
7.1.310.0070.00715.96
7.1.300.0030.01015.82
7.1.290.0030.01315.86
7.1.280.0070.00715.82
7.1.270.0090.00315.86
7.1.260.0090.00615.89
7.1.250.0060.00615.78
7.1.200.0050.00515.84
7.1.70.0000.00716.93
7.1.60.0040.00717.29
7.1.50.0000.01017.00
7.1.40.0040.00816.41
7.1.30.0060.00916.70
7.1.20.0070.01416.96
7.1.10.0090.00616.50
7.1.00.0090.00616.64
7.0.200.0030.00316.93
7.0.190.0040.00416.90
7.0.180.0050.00516.27
7.0.170.0040.01116.08
7.0.160.0060.00616.37
7.0.150.0030.01016.40
7.0.140.0000.01216.35
7.0.130.0070.00316.63
7.0.120.0080.00416.54
7.0.110.0060.00316.44
7.0.100.0060.00616.54
7.0.90.0110.00016.23
7.0.80.0000.01016.44
7.0.70.0050.00816.38
7.0.60.0050.00516.14
7.0.50.0060.00616.28
7.0.40.0060.00314.79
7.0.30.0040.00914.79
7.0.20.0070.00414.79
7.0.10.0050.00814.79
7.0.00.0000.01214.79
5.6.300.0070.06420.97
5.6.290.0030.06120.58
5.6.280.0100.04021.04
5.6.270.0100.04121.08
5.6.260.0040.05121.04
5.6.250.0100.04220.93
5.6.240.0070.05220.99
5.6.230.0070.04520.82
5.6.220.0190.07320.79
5.6.210.0030.04421.05
5.6.200.0040.04721.00
5.6.190.0030.04520.84
5.6.180.0030.07521.00
5.6.170.0070.04420.82
5.6.160.0070.04920.83
5.6.150.0070.04620.99
5.6.140.0060.04320.99
5.6.130.0060.08620.76
5.6.120.0070.07620.84
5.6.110.0070.05620.92
5.6.100.0040.04720.91
5.6.90.0100.03920.94
5.6.80.0110.03620.24
5.6.70.0030.04820.40
5.6.60.0000.05020.11
5.6.50.0040.05120.21
5.6.40.0110.07420.39
5.6.30.0030.04720.21
5.6.20.0030.05520.38
5.6.10.0130.04020.38
5.6.00.0060.08620.32
5.5.380.0060.04717.54
5.5.370.0140.03417.67
5.5.360.0030.06217.43
5.5.350.0200.04817.56
5.5.340.0030.05118.01
5.5.330.0070.04318.18
5.5.320.0030.07918.18
5.5.310.0160.04018.06
5.5.300.0070.03917.86
5.5.290.0070.08218.12
5.5.280.0070.03917.84
5.5.270.0070.04118.05
5.5.260.0000.06718.02
5.5.250.0090.03717.68
5.5.240.0060.03517.22
5.5.230.0070.04017.47
5.5.220.0030.03917.07
5.5.210.0030.05417.44
5.5.200.0100.03317.45
5.5.190.0000.07117.48
5.5.180.0070.03617.38
5.5.160.0070.06917.08
5.5.150.0100.04217.21
5.5.140.0190.02517.44
5.5.130.0100.06717.38
5.5.120.0040.03917.18
5.5.110.0170.03617.42
5.5.100.0070.06617.27
5.5.90.0070.04317.34
5.5.80.0160.05517.34
5.5.70.0030.05017.41
5.5.60.0070.04417.31
5.5.50.0100.03717.30
5.5.40.0070.05017.42
5.5.30.0100.03417.29
5.5.20.0130.03017.25
5.5.10.0040.04217.30
5.5.00.0060.04517.28
5.4.450.0140.07219.40
5.4.440.0040.04219.30
5.4.430.0030.04519.38
5.4.420.0100.04019.27
5.4.410.0070.04019.31
5.4.400.0100.04519.16
5.4.390.0100.06318.98
5.4.380.0030.05919.10
5.4.370.0070.03619.17
5.4.360.0070.03718.98
5.4.350.0070.05719.18
5.4.340.0000.05418.98
5.4.320.0030.03819.16
5.4.310.0100.06619.07
5.4.300.0100.07618.98
5.4.290.0100.07919.18
5.4.280.0100.05718.98
5.4.270.0100.03219.16
5.4.260.0100.04718.93
5.4.250.0100.04119.23
5.4.240.0070.07719.11
5.4.230.0060.04119.03
5.4.220.0030.04919.07
5.4.210.0120.04019.22
5.4.200.0000.04318.98
5.4.190.0120.04418.91
5.4.180.0030.04018.99
5.4.170.0030.04019.11
5.4.160.0100.04019.04
5.4.150.0000.04718.96
5.4.140.0030.04216.67
5.4.130.0000.04316.55
5.4.120.0140.02816.46
5.4.110.0100.05616.55
5.4.100.0030.04116.70
5.4.90.0130.04716.70
5.4.80.0170.03016.62
5.4.70.0170.03516.68
5.4.60.0030.03716.78
5.4.50.0160.03516.60
5.4.40.0000.08016.73
5.4.30.0090.06516.67
5.4.20.0030.03816.38
5.4.10.0130.03116.48
5.4.00.0120.02816.21
5.3.290.0070.05614.94
5.3.280.0030.07914.88
5.3.270.0000.04514.79
5.3.260.0030.03814.79
5.3.250.0040.04214.88
5.3.240.0140.02714.89
5.3.230.0000.04114.90
5.3.220.0030.03714.79
5.3.210.0060.03814.83
5.3.200.0060.03814.85
5.3.190.0340.02514.80
5.3.180.0100.03014.79
5.3.170.0040.03714.79
5.3.160.0040.04414.83
5.3.150.0070.03514.79
5.3.140.0110.02914.79
5.3.130.0040.05714.79
5.3.120.0060.03714.83
5.3.110.0030.03914.85
5.3.100.0070.07014.79
5.3.90.0000.05414.79
5.3.80.0140.03214.79
5.3.70.0000.04914.79
5.3.60.0000.04214.79
5.3.50.0030.04214.79
5.3.40.0130.03014.79
5.3.30.0000.04114.79
5.3.20.0030.05514.79
5.3.10.0030.03814.79
5.3.00.0000.03814.79
5.2.170.0030.04814.79
5.2.160.0000.05514.79
5.2.150.0000.03614.79
5.2.140.0000.03414.79
5.2.130.0030.02914.79
5.2.120.0030.02914.79
5.2.110.0030.03114.79
5.2.100.0370.03314.79
5.2.90.0040.03514.79
5.2.80.0070.03014.79
5.2.70.0030.03114.79
5.2.60.0030.03114.79
5.2.50.0070.03014.79
5.2.40.0070.02414.79
5.2.30.0030.04014.79
5.2.20.0040.02914.79
5.2.10.0070.02814.79
5.2.00.0130.02914.79
5.1.60.0000.02714.79
5.1.50.0190.02614.79
5.1.40.0040.02514.79
5.1.30.0030.02914.79
5.1.20.0000.02914.79
5.1.10.0030.02614.79
5.1.00.0000.03114.79
5.0.50.0030.02014.79
5.0.40.0000.02114.79
5.0.30.0000.03414.79
5.0.20.0000.02014.79
5.0.10.0060.01614.79
5.0.00.0030.03114.79
4.4.90.0030.01914.79
4.4.80.0030.01514.79
4.4.70.0100.01414.79
4.4.60.0000.02014.79
4.4.50.0030.01514.79
4.4.40.0030.02314.79
4.4.30.0080.01114.79
4.4.20.0060.01114.79
4.4.10.0000.02114.79
4.4.00.0000.02814.79
4.3.110.0000.02014.79
4.3.100.0000.01714.79
4.3.90.0030.01314.79
4.3.80.0000.02514.79
4.3.70.0000.02314.79
4.3.60.0000.01714.79
4.3.50.0030.01514.79
4.3.40.0030.02814.79
4.3.30.0000.01814.79
4.3.20.0000.01914.79
4.3.10.0030.01914.79
4.3.00.0000.01614.79

preferences:
40.27 ms | 401 KiB | 5 Q