3v4l.org

run code in 300+ PHP versions simultaneously
<?php $items = array( array( array("Color" => "Blue"), array("Size" => "S") ), array( array("Color" => "Blue"), array("Size" => "M") ) ); $new_items = array_map(function ($item) { return array_reduce($item, function ($seed, $key_values) { array_map(function ($value) { var_dump($value); $seed[] = $value; }, $key_values); return $seed; }, array()); }, $items); var_dump($new_items);

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)
8.3.60.0070.01018.30
8.3.50.0080.01421.27
8.3.40.0040.01118.79
8.3.30.0110.00718.70
8.3.20.0040.00420.24
8.3.10.0090.00021.92
8.3.00.0000.00822.39
8.2.180.0120.00318.54
8.2.170.0110.00422.96
8.2.160.0100.00320.38
8.2.150.0000.00924.18
8.2.140.0030.00624.66
8.2.130.0030.01026.16
8.2.120.0030.00619.54
8.2.110.0080.00021.93
8.2.100.0060.00619.28
8.2.90.0040.00419.26
8.2.80.0040.00419.28
8.2.70.0000.00817.50
8.2.60.0080.00418.16
8.2.50.0040.00418.07
8.2.40.0080.00018.14
8.2.30.0000.00718.05
8.2.20.0040.00417.66
8.2.10.0080.00017.82
8.2.00.0040.00417.67
8.1.280.0140.00725.92
8.1.270.0000.00820.39
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0100.00023.81
8.1.230.0080.00419.10
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.00917.35
8.1.190.0050.00317.51
8.1.180.0030.00520.52
8.1.170.0040.00418.50
8.1.160.0000.00722.02
8.1.150.0030.00518.60
8.1.140.0000.00717.38
8.1.130.0030.00517.84
8.1.120.0070.00017.53
8.1.110.0050.00317.41
8.1.100.0000.00717.43
8.1.90.0050.00217.49
8.1.80.0040.00317.43
8.1.70.0030.00317.41
8.1.60.0030.00617.46
8.1.50.0000.00717.51
8.1.40.0050.00317.50
8.1.30.0000.00817.67
8.1.20.0040.00417.66
8.1.10.0040.00417.40
8.1.00.0040.00717.41
8.0.300.0000.00718.77
8.0.290.0040.00417.05
8.0.280.0000.00718.47
8.0.270.0040.00417.20
8.0.260.0000.00816.70
8.0.250.0000.00616.88
8.0.240.0040.00416.91
8.0.230.0040.00416.94
8.0.220.0000.00716.77
8.0.210.0030.00316.83
8.0.200.0000.00616.93
8.0.190.0040.00416.84
8.0.180.0000.00716.96
8.0.170.0000.00716.97
8.0.160.0040.00416.85
8.0.150.0070.00016.91
8.0.140.0050.00316.86
8.0.130.0030.00313.32
8.0.120.0040.00416.91
8.0.110.0000.00716.86
8.0.100.0040.00416.90
8.0.90.0070.00016.84
8.0.80.0090.01116.89
8.0.70.0040.00416.87
8.0.60.0000.00716.79
8.0.50.0050.00316.76
8.0.30.0100.01116.96
8.0.20.0060.01217.40
8.0.10.0070.00016.90
8.0.00.0080.00916.60
7.4.330.0050.00015.00
7.4.320.0030.00316.53
7.4.300.0030.00316.65
7.4.290.0030.00316.54
7.4.280.0000.00716.55
7.4.270.0040.00416.54
7.4.260.0000.00816.61
7.4.250.0000.00816.42
7.4.240.0020.00516.61
7.4.230.0030.00316.61
7.4.220.0070.01016.49
7.4.210.0080.00716.58
7.4.200.0000.00716.59
7.4.190.0040.00416.38
7.4.160.0070.00716.56
7.4.150.0130.00717.40
7.4.140.0120.00917.86
7.4.130.0110.00616.42
7.4.120.0100.01016.49
7.4.110.0100.00716.58
7.4.100.0120.00616.46
7.4.90.0150.00616.62
7.4.80.0100.00719.39
7.4.70.0080.00816.43
7.4.60.0070.01016.53
7.4.50.0050.00016.13
7.4.40.0000.01222.77
7.4.30.0060.01116.57
7.4.00.0130.00014.82
7.3.330.0000.00513.09
7.3.320.0000.00613.07
7.3.310.0030.00316.32
7.3.300.0030.00316.36
7.3.290.0040.01416.44
7.3.280.0060.01016.28
7.3.270.0090.00817.40
7.3.260.0120.00616.65
7.3.250.0110.00816.60
7.3.240.0120.00616.31
7.3.230.0110.01416.39
7.3.210.0060.01116.46
7.3.200.0100.00619.39
7.3.190.0140.00316.48
7.3.180.0060.01216.41
7.3.170.0030.01416.50
7.3.160.0100.00716.57
7.3.120.0030.01214.78
7.2.330.0060.01516.55
7.2.320.0110.00616.52
7.2.310.0080.00816.57
7.2.300.0160.00016.61
7.2.290.0120.00416.55
7.2.00.0040.01119.30
7.1.200.0060.00615.80
7.1.100.0000.01418.02
7.1.70.0040.00416.88
7.1.60.0100.01319.82
7.1.50.0060.01517.02
7.1.00.0130.04022.41
7.0.200.0000.01016.72
7.0.140.0070.07022.18
7.0.60.0070.07719.91
7.0.50.0170.06317.86
7.0.40.0070.08320.05
7.0.30.0170.04020.23
7.0.20.0330.07020.06
7.0.10.0270.03720.12
7.0.00.0070.05320.12
5.6.280.0030.07320.82
5.6.210.0030.06320.68
5.6.200.0170.07018.29
5.6.190.0100.06020.77
5.6.180.3400.04720.65
5.6.170.0430.07020.51
5.6.160.0030.08720.50
5.6.150.0100.07718.23
5.6.140.0130.08018.18
5.6.130.0100.08318.18
5.6.120.0130.05721.00
5.6.110.0100.07321.11
5.6.100.0030.09020.97
5.6.90.0070.08720.99
5.6.80.0030.05320.41
5.5.350.0100.08320.39
5.5.340.0070.08018.09
5.5.330.0100.03720.30
5.5.320.0200.03720.47
5.5.310.0270.06320.30
5.5.300.0030.08317.98
5.5.290.0030.04017.97
5.5.280.0130.07320.88
5.5.270.0000.09720.96
5.5.260.0030.04020.74
5.5.250.0030.04020.71
5.5.240.0030.04020.16
5.4.450.0900.06019.64
5.4.440.0800.06319.59
5.4.430.0970.06019.30
5.4.420.0700.06319.38
5.4.410.0170.05019.46
5.4.400.0400.05718.67
5.4.390.0500.05718.73
5.4.380.0270.06318.61
5.4.370.0100.05318.68
5.4.360.0230.04018.48
5.4.350.0060.03712.03
5.4.340.0100.03512.02
5.4.320.0060.03812.52
5.4.310.0030.04112.50
5.4.300.0040.03812.51
5.4.290.0080.04312.51
5.4.280.0060.03612.40
5.4.270.0080.04412.41
5.4.260.0070.04212.40
5.4.250.0100.06318.99
5.4.240.0130.04718.99
5.4.230.0130.04319.09
5.4.220.0170.04718.99
5.4.210.0130.05018.81
5.4.200.0070.05318.94
5.4.190.0200.05318.80
5.4.180.0070.05718.80
5.4.170.0000.06018.85
5.4.160.0130.05018.95
5.4.150.0070.05718.76
5.4.140.0100.05316.49
5.4.130.0070.04716.36
5.4.120.0000.05316.46
5.4.110.0030.05716.71
5.4.100.0130.04716.41
5.4.90.0130.05716.47
5.4.80.0100.04316.46
5.4.70.0130.04316.46
5.4.60.0030.07316.39
5.4.50.0130.04316.33
5.4.40.0100.05316.55
5.4.30.0170.06016.39
5.4.20.0030.05316.41
5.4.10.0070.06716.51
5.4.00.0070.05016.04
5.3.290.0070.03912.80
5.3.280.0100.05314.61
5.3.270.0130.07014.53
5.3.260.0070.07714.70
5.3.250.0130.04314.61
5.3.240.0070.07014.64
5.3.230.0030.05714.44
5.3.220.0030.08314.71
5.3.210.0100.04714.64
5.3.200.0070.05014.65
5.3.190.0070.05314.66
5.3.180.0070.05014.80
5.3.170.0100.05014.59
5.3.160.0130.04314.48
5.3.150.0030.05314.68
5.3.140.0130.04714.67
5.3.130.0130.05314.55
5.3.120.0070.06314.69
5.3.110.0100.05314.63
5.3.100.0130.04714.13
5.3.90.0070.04714.10
5.3.80.0070.04714.21
5.3.70.0170.05014.25
5.3.60.0070.05014.09
5.3.50.0000.07014.07
5.3.40.0030.06014.13
5.3.30.0100.04314.16
5.3.20.0030.05013.71
5.3.10.0170.04013.66
5.3.00.0100.05013.62
5.2.170.0100.03711.29
5.2.160.0030.04011.05
5.2.150.0070.04011.25
5.2.140.0070.04011.15
5.2.130.0130.03011.00
5.2.120.0030.04011.21
5.2.110.0070.03710.99
5.2.100.0030.04011.01
5.2.90.0070.04011.00
5.2.80.0030.04011.02
5.2.70.0130.03310.98
5.2.60.0000.04711.06
5.2.50.0070.04011.02
5.2.40.0070.03710.92
5.2.30.0070.03710.80
5.2.20.0000.04311.07
5.2.10.0000.04711.03
5.2.00.0030.04310.88
5.1.60.0100.02710.23
5.1.50.0030.0379.90
5.1.40.0070.0309.90
5.1.30.0030.03710.41
5.1.20.0070.03710.43
5.1.10.0070.0339.93
5.1.00.0030.03710.10
5.0.50.0070.0238.61
5.0.40.0030.0278.50
5.0.30.0030.0478.45
5.0.20.0000.0308.14
5.0.10.0030.0278.25
5.0.00.0100.0338.11
4.4.90.0000.0235.77
4.4.80.0070.0175.80
4.4.70.0030.0205.77
4.4.60.0030.0205.74
4.4.50.0100.0135.80
4.4.40.0030.0335.79
4.4.30.0000.0235.79
4.4.20.0000.0236.40
4.4.10.0000.0236.40
4.4.00.0030.0336.40
4.3.110.0000.0276.40
4.3.100.0130.0106.40
4.3.90.0030.0206.40
4.3.80.0070.0436.40
4.3.70.0030.0206.40
4.3.60.0000.0206.40
4.3.50.0030.0206.40
4.3.40.0000.0336.40
4.3.30.0000.0236.40
4.3.20.0000.0236.40
4.3.10.0100.0136.40
4.3.00.0100.0236.77

preferences:
42.23 ms | 401 KiB | 5 Q