3v4l.org

run code in 300+ PHP versions simultaneously
<?php function flatMap (array $array, callable $function): array { $output = []; foreach ($array as $value) { $tmp = $function($value); foreach ($tmp as $row) { $output[] = $row; } } return $output; } $example = [ ['schools' => '001|002|003'], ['schools' => '004|005|006'], ['schools' => '007|008|009'], ]; print_r( flatMap($example, function ($record) { return explode('|', $record['schools']); }) );

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)
8.3.60.0140.00716.50
8.3.50.0140.00716.50
8.3.40.0140.00018.89
8.3.30.0150.00018.53
8.3.20.0080.00020.26
8.3.10.0040.00421.73
8.3.00.0040.00419.26
8.2.180.0100.01018.16
8.2.170.0150.00022.96
8.2.160.0030.01019.43
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00020.57
8.2.120.0040.00426.35
8.2.110.0060.00320.58
8.2.100.0080.00417.89
8.2.90.0070.00019.21
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0040.00418.15
8.2.50.0030.00618.10
8.2.40.0030.00620.45
8.2.30.0040.00419.25
8.2.20.0050.00218.04
8.2.10.0070.00318.24
8.2.00.0030.00318.35
8.1.280.0110.01125.92
8.1.270.0050.00323.91
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0090.00023.84
8.1.230.0080.00422.22
8.1.220.0080.00017.76
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0000.00817.00
8.1.180.0040.00418.10
8.1.170.0090.00018.48
8.1.160.0040.00418.93
8.1.150.0040.00420.11
8.1.140.0050.00319.59
8.1.130.0000.00719.04
8.1.120.0040.00417.52
8.1.110.0080.00017.48
8.1.100.0040.00417.52
8.1.90.0040.00417.34
8.1.80.0020.00517.36
8.1.70.0030.00317.50
8.1.60.0000.00817.49
8.1.50.0050.00217.57
8.1.40.0060.00317.54
8.1.30.0000.00817.50
8.1.20.0060.00317.57
8.1.10.0050.00217.53
8.1.00.0040.00417.37
8.0.300.0000.00918.77
8.0.290.0000.00716.63
8.0.280.0050.00318.45
8.0.270.0050.00317.12
8.0.260.0050.00318.33
8.0.250.0070.00017.03
8.0.240.0040.00417.01
8.0.230.0030.00316.96
8.0.220.0030.00316.95
8.0.210.0000.00716.98
8.0.200.0030.00317.03
8.0.190.0040.00816.99
8.0.180.0070.00016.84
8.0.170.0040.00417.00
8.0.160.0000.00817.01
8.0.150.0000.00716.89
8.0.140.0070.00016.82
8.0.130.0030.00313.43
8.0.120.0050.00416.93
8.0.110.0030.00517.00
8.0.100.0000.00717.00
8.0.90.0040.00416.84
8.0.80.0040.01116.94
8.0.70.0000.00816.89
8.0.60.0000.00717.02
8.0.50.0040.00417.02
8.0.30.0090.01117.08
8.0.20.0080.01117.40
8.0.10.0000.00716.91
8.0.00.0060.01316.74
7.4.330.0050.00015.55
7.4.320.0000.00716.46
7.4.300.0040.00416.48
7.4.290.0040.00416.54
7.4.280.0030.00616.50
7.4.270.0070.00016.66
7.4.260.0070.00016.52
7.4.250.0040.00416.47
7.4.240.0030.00316.52
7.4.230.0050.00416.59
7.4.220.0130.00616.62
7.4.210.0040.01116.69
7.4.200.0040.00416.64
7.4.160.0120.00316.62
7.4.150.0070.01717.40
7.4.140.0140.00717.86
7.4.130.0110.01516.30
7.4.120.0120.00816.42
7.4.110.0120.00616.53
7.4.100.0070.01016.57
7.4.90.0090.01516.55
7.4.80.0060.01219.39
7.4.70.0100.01016.63
7.4.60.0070.01316.29
7.4.50.0070.00716.32
7.4.40.0000.01816.48
7.4.30.0180.00316.49
7.4.10.0100.01016.49
7.4.00.0090.00915.66
7.3.330.0030.00313.36
7.3.320.0000.00613.40
7.3.310.0040.00216.39
7.3.300.0040.00416.39
7.3.290.0030.01116.23
7.3.280.0080.00816.31
7.3.270.0140.00417.40
7.3.260.0130.00916.41
7.3.240.0090.00916.40
7.3.230.0070.01016.34
7.3.210.0120.00616.54
7.3.200.0100.00716.60
7.3.190.0060.01316.67
7.3.180.0100.00616.34
7.3.170.0030.01316.49
7.3.160.0160.00616.55
7.3.130.0040.01116.40
7.3.120.0060.01316.55
7.3.110.0080.00716.46
7.3.100.0000.01216.27
7.3.90.0060.00616.52
7.3.80.0130.00716.40
7.3.70.0060.01316.22
7.3.60.0080.00816.46
7.3.50.0130.00316.23
7.3.40.0070.00316.27
7.3.30.0030.00716.44
7.3.20.0030.01018.09
7.3.10.0130.00117.53
7.3.00.0100.00817.31
7.2.330.0100.00716.77
7.2.320.0090.00816.70
7.2.310.0110.01016.82
7.2.300.0030.01316.75
7.2.290.0070.01016.78
7.2.260.0120.00816.63
7.2.250.0170.00316.55
7.2.240.0070.00716.77
7.2.230.0070.00716.85
7.2.220.0000.01016.62
7.2.210.0070.01316.66
7.2.200.0080.00816.77
7.2.190.0030.01316.71
7.2.180.0060.01216.48
7.2.170.0110.00416.63
7.2.160.0100.00316.67
7.2.150.0110.00718.44
7.2.140.0140.00018.36
7.2.130.0080.00817.66
7.2.120.0110.00617.55
7.2.110.0140.00517.69
7.2.100.0180.00417.63
7.2.90.0060.01117.81
7.2.80.0070.00617.58
7.2.70.0060.01017.55
7.2.60.0100.00817.57
7.2.50.0060.01017.48
7.2.40.0090.00817.75
7.2.30.0060.00817.80
7.2.20.0090.00817.61
7.2.10.0020.01417.64
7.2.00.0090.00317.71
7.1.330.0040.01117.50
7.1.320.0090.00317.42
7.1.310.0130.00717.51
7.1.300.0030.01017.44
7.1.290.0000.01517.24
7.1.280.0030.01417.62
7.1.270.0030.01017.42
7.1.260.0070.00617.37
7.1.250.0060.01016.68
7.1.240.0030.01017.21
7.1.230.0060.01017.32
7.1.220.0100.01017.44
7.1.210.0080.00317.39
7.1.200.0050.01016.61
7.1.190.0000.01517.36
7.1.180.0070.00717.34
7.1.170.0130.00317.21
7.1.160.0030.00917.32
7.1.150.0040.00717.50
7.1.140.0040.00717.42
7.1.130.0040.01217.40
7.1.120.0070.00717.21
7.1.110.0030.00717.47
7.1.100.0070.00817.40
7.1.90.0060.00917.45
7.1.80.0030.00917.33
7.1.70.0050.01017.14
7.1.60.0030.01017.27
7.1.50.0120.01226.22
7.1.40.0120.00825.88
7.1.30.0140.00525.87
7.1.20.0050.01226.05
7.1.10.0000.01616.90
7.1.00.0080.00816.88
7.0.330.0070.00716.89
7.0.320.0060.01217.00
7.0.310.0060.01017.19
7.0.300.0100.00017.00
7.0.290.0060.00917.02
7.0.280.0070.01016.96
7.0.270.0070.01017.07
7.0.260.0030.01017.18
7.0.250.0100.00317.03
7.0.240.0060.01017.19
7.0.230.0040.00817.14
7.0.220.0000.01016.98
7.0.210.0060.00917.04
7.0.200.0020.01216.91
7.0.190.0000.01116.97
7.0.180.0050.01016.51
7.0.170.0060.00516.62
7.0.160.0070.00816.75
7.0.150.0030.00616.51
7.0.140.0040.01016.70
7.0.130.0050.00716.76
7.0.120.0070.00816.92
7.0.110.0110.00316.71
7.0.100.0060.00816.66
7.0.90.0040.01016.57
7.0.80.0050.01116.57
7.0.70.0060.00616.69
7.0.60.0070.00716.59
7.0.50.0060.00816.66
7.0.40.0090.00515.65
7.0.30.0050.00815.67
7.0.20.0050.01015.59
7.0.10.0060.01015.75
7.0.00.0090.00615.68
5.6.400.0000.00915.63
5.6.390.0000.01115.44
5.6.380.0030.00915.58
5.6.370.0000.01515.72
5.6.360.0120.00315.75
5.6.350.0000.01315.68
5.6.340.0030.01315.62
5.6.330.0030.01015.54
5.6.320.0040.01115.72
5.6.310.0040.01415.29
5.6.300.0040.00715.71
5.6.290.0060.01215.90
5.6.280.0030.01015.45
5.6.270.0060.00615.70
5.6.260.0060.00915.69
5.6.250.0110.00015.49
5.6.240.0110.00315.92
5.6.230.0060.01115.51
5.6.220.0040.00815.68
5.6.210.0000.01615.68
5.6.200.0090.00615.71
5.6.190.0120.00815.79
5.6.180.0030.01415.50
5.6.170.0040.01015.65
5.6.160.0090.00915.45
5.6.150.0050.00515.54
5.6.140.0090.00915.44
5.6.130.0040.01115.61
5.6.120.0000.01315.46
5.6.110.0040.00715.49
5.6.100.0030.01015.42
5.6.90.0030.01015.64
5.6.80.0100.00315.49
5.6.70.0050.00515.52
5.6.60.0060.00815.45
5.6.50.0030.01215.68
5.6.40.0120.00415.40
5.6.30.0040.00715.61
5.6.20.0040.00715.44
5.6.10.0060.00915.64
5.6.00.0040.01115.47

preferences:
35.02 ms | 401 KiB | 5 Q