3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Original snippet // https://www.strangebuzz.com/en/snippets/modifying-array-values-with-array-map-and-an-anonymous-function $array = [ 'kikoo' => 'cat', 'foo' => 'bar', ]; $array1 = array_map(function ($value) { return $value.$value; }, $array); // for simple cases, pass the PHP function name directly $array2 = array_map('strtoupper', $array); print_r($array1); print_r($array2);

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)
8.3.60.0170.00318.43
8.3.50.0080.00618.14
8.3.40.0090.00618.87
8.3.30.0120.00618.72
8.3.20.0040.00420.92
8.3.10.0050.00220.35
8.3.00.0000.00720.58
8.2.180.0170.00316.50
8.2.170.0000.01522.96
8.2.160.0080.00621.84
8.2.150.0040.00424.18
8.2.140.0040.00724.66
8.2.130.0040.00426.16
8.2.120.0050.00326.16
8.2.110.0050.00520.98
8.2.100.0120.00017.84
8.2.90.0030.00619.48
8.2.80.0000.00819.36
8.2.70.0030.00617.93
8.2.60.0040.00417.63
8.2.50.0000.00918.10
8.2.40.0080.00019.39
8.2.30.0040.00419.31
8.2.20.0000.00818.01
8.2.10.0000.00819.22
8.2.00.0050.00219.34
8.1.280.0130.00725.92
8.1.270.0040.00422.35
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0030.00522.20
8.1.230.0080.00418.92
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.47
8.1.190.0000.00817.13
8.1.180.0040.00418.95
8.1.170.0040.00418.64
8.1.160.0050.00219.04
8.1.150.0040.00418.82
8.1.140.0030.00322.11
8.1.130.0000.00720.15
8.1.120.0000.00717.37
8.1.110.0000.00717.36
8.1.100.0080.00017.34
8.1.90.0000.00717.48
8.1.80.0040.00417.52
8.1.70.0000.00817.51
8.1.60.0080.00017.52
8.1.50.0080.00017.55
8.1.40.0040.00417.41
8.1.30.0000.00817.69
8.1.20.0040.00417.55
8.1.10.0040.00417.48
8.1.00.0050.00317.43
8.0.300.0000.00819.68
8.0.290.0050.00316.63
8.0.280.0070.00018.51
8.0.270.0050.00317.28
8.0.260.0000.00619.99
8.0.250.0040.00416.92
8.0.240.0030.00316.95
8.0.230.0110.00016.87
8.0.220.0040.00416.86
8.0.210.0030.00316.83
8.0.200.0000.00717.00
8.0.190.0000.00816.97
8.0.180.0040.00416.86
8.0.170.0030.00616.74
8.0.160.0030.00316.89
8.0.150.0030.00316.84
8.0.140.0000.00816.84
8.0.130.0050.00013.39
8.0.120.0000.00816.81
8.0.110.0000.00816.93
8.0.100.0050.00316.77
8.0.90.0050.00516.77
8.0.80.0080.01116.94
8.0.70.0000.00716.85
8.0.60.0000.00816.96
8.0.50.0040.00416.96
8.0.30.0080.00817.07
8.0.20.0060.01316.98
8.0.10.0050.00217.08
8.0.00.0130.01016.84
7.4.330.0030.00315.55
7.4.320.0000.00716.53
7.4.300.0000.00616.58
7.4.290.0070.00016.46
7.4.280.0030.00516.45
7.4.270.0080.00316.65
7.4.260.0000.00513.25
7.4.250.0040.00416.56
7.4.240.0000.00816.57
7.4.230.0070.00016.71
7.4.220.0070.00016.61
7.4.210.0080.00916.59
7.4.200.0030.00316.42
7.4.130.0130.01016.57
7.4.120.0120.00616.46
7.4.110.0070.01016.55
7.4.100.0100.00716.32
7.4.90.0030.01416.48
7.4.80.0060.01219.39
7.4.70.0030.01316.53
7.4.60.0030.01416.53
7.4.50.0030.01016.25
7.4.40.0140.00416.45
7.4.00.0110.00314.68
7.3.330.0080.00016.19
7.3.320.0030.00313.23
7.3.310.0030.00316.34
7.3.300.0030.00316.25
7.3.290.0090.00716.30
7.3.280.0060.00816.22
7.3.260.0140.00916.43
7.3.240.0100.00916.40
7.3.230.0080.00816.42
7.3.210.0120.00416.55
7.3.200.0150.00816.55
7.3.190.0080.01116.44
7.3.180.0060.01116.39
7.3.170.0100.00716.35
7.3.160.0070.01116.30
7.3.120.0080.00614.67
7.3.110.0050.00914.77
7.3.100.0070.00814.38
7.3.90.0110.00514.69
7.3.80.0070.00914.83
7.3.70.0060.00814.69
7.3.60.0050.01014.58
7.3.50.0070.01114.63
7.3.40.0080.00714.39
7.3.30.0070.00714.40
7.3.20.0060.01014.70
7.3.10.0090.00514.60
7.3.00.0080.00814.71
7.2.330.0130.00316.71
7.2.320.0060.01216.34
7.2.310.0080.01416.32
7.2.300.0100.00616.56
7.2.290.0030.01316.44
7.2.250.0050.01014.84
7.2.240.0060.00814.76
7.2.230.0070.00714.69
7.2.220.0060.00814.70
7.2.210.0120.00414.86
7.2.200.0090.00714.83
7.2.190.0060.00814.89
7.2.180.0080.00814.98
7.2.170.0090.00714.91
7.1.330.0080.00713.79
7.1.320.0070.00713.88
7.1.310.0090.00613.83
7.1.300.0060.00913.72
7.1.290.0050.01113.87
7.1.280.0090.00513.61
7.1.270.0080.00813.71
7.1.260.0080.00513.70

preferences:
31.68 ms | 400 KiB | 5 Q