3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Simple array merging $array1 = [10, 50, 20, 40, 30]; $array2 = [1.0, 5.0, 2.0, 4.0, 3.0]; print_r(array_merge($array1, $array2)); // Sorting table-like arrays that has sorted by key elements $table1 = [ '2011:london' => ['city' => 'London', 'year' => 2011, 'birthrate' => 'over9000'], '2012:birmingham' => ['city' => 'Birmingham', 'year' => 2012, 'birthrate' => 'wat'], '2013:london' => ['city' => 'London', 'year' => 2013, 'birthrate' => 'boo boo'] ]; $table2 = [ '2011:london' => ['city' => 'London', 'year' => 2011, 'comment' => 1], '2012:london' => ['city' => 'London', 'year' => 2012, 'comment' => 22], '2014:london' => ['city' => 'London', 'year' => 2014, 'comment' => 333] ]; print_r(array_linear_merge($table1, $table2)); // New func for merging sorted by unique key table-like arrays! // Complexity O(m+n), where m and n are sizes of each array. function array_linear_merge($array1, $array2) { $iterator1 = new ArrayIterator($array1); $iterator2 = new ArrayIterator($array2); $result = []; while ($iterator1->valid() && $iterator2->valid()) { switch(sign(strcmp($iterator1->key(), $iterator2->key()))) { case 1: $result[] = $iterator2->current(); $iterator2->next(); break; case 0: $result[] = array_merge($iterator1->current(), $iterator2->current()); $iterator1->next(); $iterator2->next(); break; case -1: $result[] = $iterator1->current(); $iterator1->next(); break; } } if (!$iterator1->valid()) { $iterator1 = $iterator2; } while ($iterator1->valid()) { $result[] = $iterator1->current(); $iterator1->next(); } return $result; } function sign($number) { return ($number > 0) - ($number < 0); }

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)
8.3.60.0040.01216.63
8.3.50.0120.00523.01
8.3.40.0070.00718.88
8.3.30.0080.01119.01
8.3.20.0070.00320.33
8.3.10.0040.00423.61
8.3.00.0060.00317.63
8.2.180.0110.00416.63
8.2.170.0110.00422.96
8.2.160.0100.00720.43
8.2.150.0000.00724.18
8.2.140.0070.00024.66
8.2.130.0110.00726.16
8.2.120.0000.00821.07
8.2.110.0060.00322.30
8.2.100.0040.00817.91
8.2.90.0030.00619.25
8.2.80.0040.00417.97
8.2.70.0050.00317.49
8.2.60.0060.00318.00
8.2.50.0030.00618.07
8.2.40.0040.00418.22
8.2.30.0050.00318.22
8.2.20.0030.00617.85
8.2.10.0030.00518.14
8.2.00.0000.00717.72
8.1.280.0120.00325.92
8.1.270.0040.01123.92
8.1.260.0060.00326.35
8.1.250.0020.00528.09
8.1.240.0090.00322.00
8.1.230.0070.00720.98
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0040.00418.65
8.1.160.0040.00422.05
8.1.150.0040.00418.98
8.1.140.0070.00017.52
8.1.130.0040.00417.86
8.1.120.0030.00517.41
8.1.110.0050.00217.50
8.1.100.0050.00317.55
8.1.90.0060.00317.56
8.1.80.0000.00717.49
8.1.70.0070.00017.38
8.1.60.0030.00617.57
8.1.50.0000.00817.49
8.1.40.0030.00517.52
8.1.30.0000.00917.63
8.1.20.0000.00717.68
8.1.10.0040.00417.50
8.1.00.0000.00717.60
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0000.00718.39
8.0.270.0030.00517.26
8.0.260.0000.00617.41
8.0.250.0000.00816.93
8.0.240.0030.00317.10
8.0.230.0060.00316.94
8.0.220.0030.00316.86
8.0.210.0000.00717.02
8.0.200.0000.00617.07
8.0.190.0020.00517.05
8.0.180.0000.00716.89
8.0.170.0000.00816.91
8.0.160.0040.00416.87
8.0.150.0040.00416.95
8.0.140.0080.00016.91
8.0.130.0000.00613.38
8.0.120.0040.00417.01
8.0.110.0000.00716.97
8.0.100.0040.00416.95
8.0.90.0050.00216.93
8.0.80.0090.00617.00
8.0.70.0040.00417.00
8.0.60.0000.00716.95
8.0.50.0000.00716.90
8.0.30.0050.01517.11
8.0.20.0150.00517.40
8.0.10.0030.00516.99
8.0.00.0090.01116.70
7.4.330.0030.00315.01
7.4.320.0060.00016.54
7.4.300.0030.00316.49
7.4.290.0030.00516.50
7.4.280.0030.00616.54
7.4.270.0030.00316.55
7.4.260.0000.00716.52
7.4.250.0040.00416.53
7.4.240.0060.00116.55
7.4.230.0030.00316.42
7.4.220.0180.00016.75
7.4.210.0070.00716.58
7.4.200.0030.00416.54
7.4.160.0160.00016.50
7.4.150.0060.01217.40
7.4.140.0080.00817.86
7.4.130.0110.00516.61
7.4.120.0130.00716.59
7.4.110.0060.01116.62
7.4.100.0070.01016.66
7.4.90.0120.00616.71
7.4.80.0130.01016.46
7.4.70.0090.00616.65
7.4.60.0100.00816.63
7.4.50.0040.01016.44
7.4.40.0090.00916.29
7.4.30.0130.00716.23
7.4.20.0070.01216.06
7.4.10.0090.01216.08
7.4.00.0120.00515.77
7.3.330.0000.00713.25
7.3.320.0030.00313.46
7.3.310.0000.00716.40
7.3.300.0000.00716.25
7.3.290.0160.00316.36
7.3.280.0110.00416.37
7.3.270.0070.01017.40
7.3.260.0060.01216.62
7.3.250.0110.00916.56
7.3.240.0150.00616.47
7.3.230.0080.00816.42
7.3.210.0160.00016.51
7.3.200.0030.01419.39
7.3.190.0110.00716.68
7.3.180.0070.00916.50
7.3.170.0100.01016.37
7.3.160.0140.00716.30
7.3.150.0090.01416.25
7.3.140.0080.01216.47
7.3.130.0060.01316.52
7.3.120.0110.00615.71
7.3.110.0110.00315.54
7.3.100.0090.00915.55
7.3.90.0120.00315.66
7.3.80.0100.00415.68
7.3.70.0060.01115.57
7.3.60.0090.00815.54
7.3.50.0080.00615.64
7.3.40.0050.01215.61
7.3.30.0110.00315.49
7.3.20.0250.00516.51
7.3.10.0080.01216.47
7.3.00.0060.01016.55
7.2.330.0170.01016.72
7.2.320.0130.00916.60
7.2.310.0120.00616.90
7.2.300.0070.01416.57
7.2.290.0130.00616.86
7.2.280.0100.00916.44
7.2.270.0140.01016.43
7.2.260.0110.01416.63
7.2.250.0090.00915.98
7.2.240.0070.01215.98
7.2.230.0050.01215.86
7.2.220.0140.00315.90
7.2.210.0070.00715.78
7.2.200.0100.00415.78
7.2.190.0040.01115.70
7.2.180.0120.00615.80
7.2.170.0100.00815.90
7.2.160.0170.00316.30
7.2.150.0090.01516.73
7.2.140.0160.01016.66
7.2.130.0100.00816.70
7.2.120.0130.00516.90
7.2.110.0110.00816.73
7.2.100.0120.00716.69
7.2.90.0090.00716.69
7.2.80.0070.01016.73
7.2.70.0050.01416.74
7.2.60.0070.01116.74
7.2.50.0060.01216.84
7.2.40.0140.00316.80
7.2.30.0130.00516.72
7.2.20.0050.01216.84
7.2.10.0080.00916.68
7.2.00.0080.00717.60
7.1.330.0060.00915.58
7.1.320.0100.00615.65
7.1.310.0060.00915.91
7.1.300.0100.00715.56
7.1.290.0060.00715.77
7.1.280.0120.00315.61
7.1.270.0050.01015.60
7.1.260.0050.01115.66
7.1.250.0080.00815.64
7.1.240.0060.00815.66
7.1.230.0080.01015.48
7.1.220.0080.00915.56
7.1.210.0050.01315.44
7.1.200.0030.01215.42
7.1.190.0120.00715.58
7.1.180.0060.01115.57
7.1.170.0110.00615.65
7.1.160.0080.00815.54
7.1.150.0020.01315.61
7.1.140.0120.00715.45
7.1.130.0120.00315.63
7.1.120.0040.01215.47
7.1.110.0070.00715.49
7.1.100.0140.00616.51
7.1.90.0070.00915.52
7.1.80.0100.00615.61
7.1.70.0050.00816.08
7.1.60.0090.00916.86
7.1.50.0060.00916.06
7.1.40.0080.00515.63
7.1.30.0080.00815.68
7.1.20.0060.01015.74
7.1.10.0080.00915.55
7.1.00.0060.03017.84
7.0.330.0090.00915.13
7.0.320.0060.01015.18
7.0.310.0090.01015.25
7.0.300.0060.01115.12
7.0.290.0090.00715.14
7.0.280.0110.00515.31
7.0.270.0080.00715.15
7.0.260.0090.00915.29
7.0.250.0120.00215.21
7.0.240.0090.00515.22
7.0.230.0160.00715.27
7.0.220.0140.00615.44
7.0.210.0060.00915.27
7.0.200.0070.00715.83
7.0.190.0070.00715.22
7.0.180.0070.01015.26
7.0.170.0060.01015.19
7.0.160.0060.01215.29
7.0.150.0090.00715.19
7.0.140.0090.02917.56
7.0.130.0120.00715.44
7.0.120.0100.00314.90
7.0.110.0110.00415.11
7.0.100.0070.00715.14
7.0.90.0050.01015.13
7.0.80.0040.01515.24
7.0.70.0120.00315.17
7.0.60.0120.02716.78
7.0.50.0090.02916.14
7.0.40.0080.03316.21
7.0.30.0190.03416.23
7.0.20.0170.03316.33
7.0.10.0060.02216.18
7.0.00.0130.02916.18
5.6.400.0090.01915.85
5.6.390.0070.01516.24
5.6.380.0090.01315.17
5.6.370.0100.01215.25
5.6.360.0100.01015.32
5.6.350.0090.01015.10
5.6.340.0070.01315.38
5.6.330.0100.00915.16
5.6.320.0030.01315.30
5.6.310.0070.01015.18
5.6.300.0110.00515.18
5.6.290.0080.00815.18
5.6.280.0070.03017.18
5.6.270.0050.01215.23
5.6.260.0070.00915.21
5.6.250.0060.01015.13
5.6.240.0070.00714.97
5.6.230.0080.01015.22
5.6.220.0110.00615.09
5.6.210.0110.02616.90
5.6.200.0090.02016.16
5.6.190.0120.01916.76
5.6.180.0130.02016.86
5.6.170.0190.02416.93
5.6.160.0120.03216.86
5.6.150.0080.02216.14
5.6.140.0070.02516.20
5.6.130.0080.01716.05
5.6.120.0070.02517.08
5.6.110.0120.02617.22
5.6.100.0080.02817.26
5.6.90.0110.03017.16
5.6.80.0050.02216.92
5.6.70.0100.00715.14
5.6.60.0080.00915.19
5.6.50.0070.01015.19
5.6.40.0110.00715.06
5.6.30.0110.00415.27
5.6.20.0080.00915.01
5.6.10.0080.00815.29
5.6.00.0050.01115.12
5.5.380.0110.00513.62
5.5.370.0050.00813.49
5.5.360.0080.00913.40
5.5.350.0040.02315.79
5.5.340.0060.03015.10
5.5.330.0040.03815.83
5.5.320.0180.03015.70
5.5.310.0120.01715.70
5.5.300.0090.03015.06
5.5.290.0090.03315.04
5.5.280.0140.02916.18
5.5.270.0060.02715.92
5.5.260.0120.02915.91
5.5.250.0080.01815.77
5.5.240.0130.02415.69
5.5.230.0060.01213.39
5.5.220.0130.00713.60
5.5.210.0050.01013.51
5.5.200.0060.00913.28
5.5.190.0080.00713.59
5.5.180.0090.00913.55
5.5.170.0080.00813.42
5.5.160.0050.01013.48
5.5.150.0100.00513.62
5.5.140.0080.00913.56
5.5.130.0050.00813.25
5.5.120.0090.00813.54
5.5.110.0060.01013.42
5.5.100.0060.00913.40
5.5.90.0090.00813.66
5.5.80.0090.00613.57
5.5.70.0090.00913.59
5.5.60.0080.00813.37
5.5.50.0070.00913.58
5.5.40.0070.00813.45
5.5.30.0080.00713.46
5.5.20.0100.00713.31
5.5.10.0110.00513.43
5.5.00.0060.01013.32
5.4.450.0210.02014.37
5.4.440.0130.01514.41
5.4.430.0170.01814.47
5.4.420.0100.01914.45
5.4.410.0130.01814.56
5.4.400.0130.01614.43
5.4.390.0190.02014.15
5.4.380.0270.02614.19
5.4.370.0240.01914.17
5.4.360.0210.03014.22
5.4.350.0170.02314.14
5.4.340.0190.02314.05
5.4.330.0070.00711.83
5.4.320.0090.01712.19
5.4.310.0080.01912.07
5.4.300.0090.01812.08
5.4.290.0060.01912.15
5.4.280.0080.01812.12
5.4.270.0080.01612.09
5.4.260.0030.02112.21
5.4.250.0060.02012.08
5.4.240.0020.02112.17
5.4.230.0050.01812.11
5.4.220.0050.02212.01
5.4.210.0060.01812.04
5.4.200.0070.01712.00
5.4.190.0070.01911.96
5.4.180.0070.01712.03
5.4.170.0060.01711.97
5.4.160.0080.01712.05
5.4.150.0090.01411.98
5.4.140.0080.01512.11
5.4.130.0060.01811.94
5.4.120.0070.01511.95
5.4.110.0080.02112.02
5.4.100.0090.01511.95
5.4.90.0120.01411.83
5.4.80.0060.01711.96
5.4.70.0060.01711.90
5.4.60.0060.01711.97
5.4.50.0080.01411.97
5.4.40.0080.01411.95
5.4.30.0070.01712.04
5.4.20.0080.01611.88
5.4.10.0070.01612.02
5.4.00.0050.01911.70
5.3.290.0070.01612.14
5.3.280.0040.01812.08
5.3.270.0050.01712.12
5.3.260.0030.01912.13
5.3.250.0060.01712.11
5.3.240.0030.01912.05
5.3.230.0050.02112.10
5.3.220.0040.01912.11
5.3.210.0060.01712.10
5.3.200.0050.01612.10
5.3.190.0040.01812.09
5.3.180.0050.01812.11
5.3.170.0040.01712.12
5.3.160.0030.01812.18
5.3.150.0090.01312.16
5.3.140.0020.01912.13
5.3.130.0050.01712.15
5.3.120.0050.01812.11
5.3.110.0080.01712.12
5.3.100.0050.01811.91
5.3.90.0060.01711.95
5.3.80.0060.01811.88
5.3.70.0060.01711.94
5.3.60.0040.01911.91
5.3.50.0050.01811.88
5.3.40.0070.02011.84
5.3.30.0060.01611.82
5.3.20.0090.01611.75
5.3.10.0070.01811.68
5.3.00.0080.01711.70
5.2.170.0040.01510.62
5.2.160.0050.01210.62
5.2.150.0030.01510.67
5.2.140.0030.01610.63
5.2.130.0030.01410.59
5.2.120.0020.01610.63
5.2.110.0060.01110.58
5.2.100.0030.01310.63
5.2.90.0020.01610.59
5.2.80.0020.01510.55
5.2.70.0030.01410.57
5.2.60.0050.01310.52
5.2.50.0050.01310.55
5.2.40.0050.01410.57
5.2.30.0040.01310.52
5.2.20.0030.01710.44
5.2.10.0030.01610.42
5.2.00.0030.01510.39
5.1.60.0060.0099.94
5.1.50.0050.0109.92
5.1.40.0020.0159.94
5.1.30.0020.01610.11
5.1.20.0030.01410.09
5.1.10.0030.0129.97
5.1.00.0040.0149.91
5.0.50.0040.0159.22
5.0.40.0060.0089.17
5.0.30.0030.0149.11
5.0.20.0030.0099.10
5.0.10.0020.0119.09
5.0.00.0010.0169.09
4.4.90.0010.0088.61
4.4.80.0010.0088.60
4.4.70.0000.0098.60
4.4.60.0040.0058.60
4.4.50.0020.0078.60
4.4.40.0030.0118.58
4.4.30.0030.0068.60
4.4.20.0000.0098.63
4.4.10.0030.0078.63
4.4.00.0030.0108.60
4.3.110.0030.0078.57
4.3.100.0020.0088.57
4.3.90.0020.0078.56
4.3.80.0030.0118.54
4.3.70.0040.0088.56
4.3.60.0020.0078.56
4.3.50.0040.0058.56
4.3.40.0030.0108.53
4.3.30.0030.0068.11
4.3.20.0030.0068.10
4.3.10.0020.0078.09
4.3.00.0030.00612.34

preferences:
46.27 ms | 401 KiB | 5 Q