3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1= array('a' => "XL"); $arr2= array('a' => "XLd",'b'=>"CDW"); array_walk($arr2, function($key, $val){ print_r($val); print_r($key); });

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)
8.3.60.0120.00918.31
8.3.50.0110.00316.47
8.3.40.0090.00618.71
8.3.30.0110.00418.55
8.3.20.0040.00420.59
8.3.10.0040.00421.90
8.3.00.0000.00820.92
8.2.180.0150.00018.38
8.2.170.0110.00322.96
8.2.160.0110.00322.25
8.2.150.0000.00825.66
8.2.140.0000.00824.66
8.2.130.0070.00020.36
8.2.120.0070.00026.35
8.2.110.0030.00620.39
8.2.100.0080.00417.97
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0030.00617.63
8.2.60.0000.00817.93
8.2.50.0040.00418.10
8.2.40.0000.00822.14
8.2.30.0030.00621.02
8.2.20.0040.00417.94
8.2.10.0040.00417.99
8.2.00.0000.00718.16
8.1.280.0090.00625.92
8.1.270.0070.00022.21
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00620.90
8.1.230.0110.00018.95
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0000.01017.47
8.1.190.0070.00317.00
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0040.00419.06
8.1.150.0040.00418.76
8.1.140.0000.00819.48
8.1.130.0000.00718.79
8.1.120.0030.00317.51
8.1.110.0040.00417.40
8.1.100.0050.00317.52
8.1.90.0040.00417.48
8.1.80.0040.00417.39
8.1.70.0000.00717.43
8.1.60.0000.00817.50
8.1.50.0050.00217.41
8.1.40.0000.00817.54
8.1.30.0000.00817.63
8.1.20.0000.00817.64
8.1.10.0000.00717.52
8.1.00.0000.00717.51
8.0.300.0040.00418.77
8.0.290.0080.00016.58
8.0.280.0040.00418.38
8.0.270.0030.00317.20
8.0.260.0040.00416.63
8.0.250.0030.00316.91
8.0.240.0070.00016.91
8.0.230.0040.00416.82
8.0.220.0090.00016.82
8.0.210.0070.00016.72
8.0.200.0000.00616.95
8.0.190.0060.00316.93
8.0.180.0000.00816.93
8.0.170.0000.00716.91
8.0.160.0030.00316.79
8.0.150.0040.00416.87
8.0.140.0030.00616.84
8.0.130.0030.00313.41
8.0.120.0050.00216.90
8.0.110.0030.00316.84
8.0.100.0000.00816.77
8.0.90.0070.00016.79
8.0.80.0060.00916.88
8.0.70.0040.00416.93
8.0.60.0040.00416.88
8.0.50.0040.00416.89
8.0.30.0070.01116.87
8.0.20.0080.01017.40
8.0.10.0000.00716.79
8.0.00.0150.00316.68
7.4.330.0000.00415.55
7.4.320.0030.00316.52
7.4.300.0060.00016.40
7.4.290.0030.00616.57
7.4.280.0050.00216.48
7.4.270.0070.00016.58
7.4.260.0000.00513.31
7.4.250.0070.00016.49
7.4.240.0070.00016.43
7.4.230.0030.00316.71
7.4.220.0110.00716.49
7.4.210.0000.01616.64
7.4.200.0070.00016.60
7.4.160.0100.00716.55
7.4.150.0120.00617.40
7.4.140.0050.01317.86
7.4.130.0090.00916.39
7.4.120.0110.00916.48
7.4.110.0140.00316.66
7.4.100.0090.01016.50
7.4.90.0000.01616.55
7.4.80.0070.01119.39
7.4.70.0130.00616.32
7.4.60.0070.01016.37
7.4.50.0000.01616.34
7.4.40.0030.01316.45
7.4.30.0040.01516.52
7.4.00.0030.00815.01
7.3.330.0060.00013.10
7.3.320.0050.00013.10
7.3.310.0030.00316.26
7.3.300.0000.00716.25
7.3.290.0070.01316.24
7.3.280.0090.00816.22
7.3.270.0130.01017.40
7.3.260.0080.01016.32
7.3.250.0070.01116.43
7.3.240.0080.00816.44
7.3.230.0140.01216.45
7.3.210.0030.01316.55
7.3.200.0080.01316.44
7.3.190.0060.00916.30
7.3.180.0040.01116.59
7.3.170.0040.01216.61
7.3.160.0120.00316.40
7.3.10.0000.01316.80
7.3.00.0000.01016.68
7.2.330.0090.00816.43
7.2.320.0090.00916.23
7.2.310.0060.01716.61
7.2.300.0060.01316.67
7.2.290.0080.00816.39
7.2.130.0100.00316.95
7.2.120.0110.00716.79
7.2.110.0070.00716.69
7.2.100.0030.00616.81
7.2.90.0120.00616.63
7.2.80.0040.00816.61
7.2.70.0090.00016.79
7.2.60.0040.00916.70
7.2.50.0110.00316.79
7.2.40.0090.00316.78
7.2.30.0130.00316.82
7.2.20.0090.00616.64
7.2.10.0060.00916.78
7.2.00.0120.00316.63
7.1.250.0000.00915.73
7.1.200.0060.00915.61
7.1.70.0060.00317.17
7.1.60.0830.01733.21
7.1.50.0830.01332.94
7.1.40.0930.01032.64
7.1.30.1170.00332.52
7.1.20.1000.01332.76
7.1.10.0800.01014.63
7.1.00.1070.00715.00
7.0.200.0900.01314.53
7.0.190.0900.01314.61
7.0.180.0670.01014.30
7.0.170.1270.00714.45
7.0.160.1500.00714.25
7.0.150.0800.01014.32
7.0.140.0700.01014.32
7.0.130.0770.00314.59
7.0.120.0670.00714.87
7.0.110.0730.00714.40
7.0.100.0700.00714.50
7.0.90.0730.00714.41
7.0.80.0870.00714.68
7.0.70.0730.01014.37
7.0.60.1270.00314.04
7.0.50.0700.01014.49
7.0.40.0800.00714.71
7.0.30.0700.00314.79
7.0.20.0900.01314.64
7.0.10.0830.01014.81
7.0.00.0700.01014.64

preferences:
39.87 ms | 400 KiB | 5 Q