3v4l.org

run code in 300+ PHP versions simultaneously
<?php function restructureArray1($array, $x) { $size = sizeof($array); if ($size < $x) return array_chunk($array, 1) + array_fill(0, $x, array()); $big_row_length = (int) ($size / $x) + 1; $big_rows_chunk = array_splice($array, 0, $size % $x * $big_row_length); return array_merge(array_chunk($big_rows_chunk, $big_row_length), array_chunk($array, $big_row_length - 1)); } function restructureArray2($array, $x) { $size = sizeof($array); $small_row_length = (int) ($size / $x); $big_row_count = $size % $x; for ($i = 0; $i < $x; ++$i) { $length = $small_row_length + (int) ($i < $big_row_count); $return [] = array_splice($array, 0, $length); } return $return; } $x = 3; $size = 7; $array = range(1, $size); $result1 = restructureArray1($array, $x); $result2 = restructureArray2($array, $x); var_dump(array_map(function($array) { return implode(', ', $array); }, $result2));

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)
8.3.60.0090.00918.68
8.3.50.0100.00917.33
8.3.40.0040.01118.84
8.3.30.0040.01118.71
8.3.20.0040.00418.65
8.3.10.0050.00320.54
8.3.00.0080.00019.01
8.2.180.0120.00416.75
8.2.170.0080.00622.96
8.2.160.0000.01520.35
8.2.150.0030.00625.66
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0050.00320.81
8.2.110.0060.00320.94
8.2.100.0090.00317.97
8.2.90.0000.00817.88
8.2.80.0100.00217.97
8.2.70.0080.00018.05
8.2.60.0060.00318.05
8.2.50.0040.00418.16
8.2.40.0000.00720.67
8.2.30.0000.00819.53
8.2.20.0050.00217.75
8.2.10.0060.00317.69
8.2.00.0060.00317.77
8.1.280.0070.00725.92
8.1.270.0040.00424.66
8.1.260.0110.00426.35
8.1.250.0080.00028.09
8.1.240.0050.00521.31
8.1.230.0040.00719.10
8.1.220.0030.00517.88
8.1.210.0050.00320.90
8.1.200.0040.00417.36
8.1.190.0060.00317.21
8.1.180.0040.00418.10
8.1.170.0000.00818.59
8.1.160.0000.00818.98
8.1.150.0000.00818.63
8.1.140.0000.00817.46
8.1.130.0000.00717.78
8.1.120.0000.00717.50
8.1.110.0070.00317.45
8.1.100.0040.00417.44
8.1.90.0030.00417.45
8.1.80.0040.00417.55
8.1.70.0030.00317.49
8.1.60.0000.00817.57
8.1.50.0040.00417.49
8.1.40.0080.00017.45
8.1.30.0000.00817.61
8.1.20.0040.00417.60
8.1.10.0040.00417.59
8.1.00.0030.00517.31
8.0.300.0020.00520.12
8.0.290.0000.00916.75
8.0.280.0030.00318.54
8.0.270.0000.00716.77
8.0.260.0000.00818.61
8.0.250.0040.00416.83
8.0.240.0000.00816.95
8.0.230.0000.00716.98
8.0.220.0050.00516.86
8.0.210.0030.00316.87
8.0.200.0000.00616.95
8.0.190.0040.00416.87
8.0.180.0050.00316.96
8.0.170.0030.00616.85
8.0.160.0030.00316.79
8.0.150.0000.00816.80
8.0.140.0080.00016.88
8.0.130.0000.00513.34
8.0.120.0000.00816.79
8.0.110.0030.00516.77
8.0.100.0040.00416.70
8.0.90.0070.00016.88
8.0.80.0170.00316.92
8.0.70.0000.00816.86
8.0.60.0050.00316.98
8.0.50.0050.00216.80
8.0.30.0110.01117.13
8.0.20.0050.01317.07
8.0.10.0080.00017.04
8.0.00.0160.01016.71
7.4.330.0000.00514.88
7.4.320.0070.00016.48
7.4.300.0000.00716.52
7.4.290.0000.00716.68
7.4.280.0030.00616.58
7.4.270.0000.00716.40
7.4.260.0050.00013.34
7.4.250.0000.00816.47
7.4.240.0000.00716.52
7.4.230.0000.00816.53
7.4.220.0060.00916.59
7.4.210.0070.00816.61
7.4.200.0000.00716.56
7.4.190.0000.00816.60
7.4.160.0120.00416.69
7.4.150.0060.01217.07
7.4.140.0090.00817.22
7.4.130.0150.00216.65
7.4.120.0110.00716.65
7.4.110.0000.01816.63
7.4.100.0060.01016.73
7.4.90.0140.01016.70
7.4.80.0140.00418.80
7.4.70.0170.00716.44
7.4.60.0080.01216.48
7.4.50.0000.00516.32
7.4.40.0090.00322.26
7.4.30.0070.01016.53
7.4.00.0000.01715.20
7.3.330.0090.00013.38
7.3.320.0050.00013.22
7.3.310.0030.00316.45
7.3.300.0000.00716.38
7.3.290.0140.00716.37
7.3.280.0080.01116.39
7.3.270.0090.00917.07
7.3.260.0080.01018.24
7.3.250.0120.01216.57
7.3.240.0060.01016.39
7.3.230.0070.01016.71
7.3.210.0100.00716.62
7.3.200.0060.01016.55
7.3.190.0080.01216.43
7.3.180.0160.00016.61
7.3.170.0100.00716.48
7.3.160.0060.00916.73
7.3.120.0100.00715.07
7.3.110.0030.01014.88
7.3.100.0120.00314.93
7.3.90.0060.00614.62
7.3.80.0040.01214.79
7.3.70.0070.01014.77
7.3.60.0060.00614.99
7.3.50.0030.00714.93
7.3.40.0060.00614.76
7.3.30.0070.01014.79
7.3.20.0110.00416.60
7.3.10.0100.00716.47
7.3.00.0000.01716.67
7.2.330.0060.01216.54
7.2.320.0110.00716.73
7.2.310.0070.01316.63
7.2.300.0060.01116.64
7.2.290.0140.00316.87
7.2.240.0080.00615.17
7.2.230.0030.01014.82
7.2.220.0030.01315.10
7.2.210.0000.01514.88
7.2.200.0100.00314.96
7.2.190.0070.00715.02
7.2.180.0120.00615.11
7.2.170.0070.00714.86
7.2.160.0100.01014.91
7.2.150.0070.01116.89
7.2.140.0030.01016.81
7.2.130.0100.00716.88
7.2.120.0030.01016.84
7.2.110.0070.01116.83
7.2.100.0140.00416.89
7.2.90.0070.01117.04
7.2.80.0090.00316.85
7.2.70.0060.00916.70
7.2.60.0070.00716.73
7.2.50.0090.00616.82
7.2.40.0090.00616.95
7.2.30.0090.00616.70
7.2.20.0130.00616.84
7.2.10.0110.00716.80
7.2.00.0080.00918.07
7.1.330.0000.01415.60
7.1.320.0060.00815.70
7.1.310.0040.01115.66
7.1.300.0040.01115.68
7.1.290.0030.01015.78
7.1.280.0060.01315.95
7.1.270.0030.00715.60
7.1.260.0080.00815.68
7.1.250.0040.01215.72
7.1.200.0030.01015.64
7.1.100.0030.01017.81
7.1.70.0000.00817.18
7.1.60.0090.01519.40
7.1.50.0030.01716.95
7.1.00.0030.06722.30
7.0.200.0000.00916.76
7.0.140.0000.06721.97
7.0.120.0000.03322.17
7.0.60.0170.05319.84
7.0.50.0030.04717.94
7.0.40.0000.09320.30
7.0.30.0430.03320.23
7.0.20.0300.07720.23
7.0.10.0070.04320.08
7.0.00.0030.05320.15
5.6.280.0070.06321.13
5.6.210.0030.08020.65
5.6.200.0100.08718.30
5.6.190.0030.09020.61
5.6.180.4170.04020.67
5.6.170.0570.04020.47
5.6.160.0030.04020.55
5.6.150.0000.06018.18
5.6.140.0000.05318.25
5.6.130.0070.08718.19
5.6.120.0030.08020.91
5.6.110.0130.07720.98
5.6.100.0070.08321.11
5.6.90.0130.07721.11
5.6.80.0100.07020.45
5.6.70.3830.04020.40
5.5.350.0100.03320.32
5.5.340.0100.04317.96
5.5.330.0130.08020.42
5.5.320.0070.05020.36
5.5.310.0230.07320.41
5.5.300.0100.08017.93
5.5.290.0200.06018.03
5.5.280.0070.08720.81
5.5.270.0000.04320.89
5.5.260.0100.08020.96
5.5.250.0030.08020.78
5.5.240.0100.07020.29
5.4.450.0030.04319.47
5.4.440.0070.08019.20
5.4.430.0000.05019.47
5.4.420.0130.04719.17
5.4.410.0030.04319.05
5.4.400.0070.04319.15
5.4.390.0130.03019.08
5.4.380.0000.04319.20
5.4.370.0030.03719.15
5.4.360.0070.04018.85
5.4.350.0030.04319.20
5.4.340.0000.05018.85
5.4.320.0070.07719.24
5.4.310.0100.04019.24
5.4.300.0070.04318.99
5.4.290.0030.05319.14
5.4.280.0070.07019.11
5.4.270.0070.07718.89
5.4.260.0030.04319.14
5.4.250.0070.05018.86
5.4.240.0070.06019.16
5.4.230.0030.04019.18
5.4.220.0130.04019.25
5.4.210.0070.06019.14
5.4.200.0070.04319.15
5.4.190.0070.04019.19
5.4.180.0000.05319.13
5.4.170.0000.04319.11
5.4.160.0100.07019.13
5.4.150.0070.07019.10
5.4.140.0070.07716.35
5.4.130.0100.04016.55
5.4.120.0100.04016.44
5.4.110.0030.07716.33
5.4.100.0030.07316.58
5.4.90.0130.04316.50
5.4.80.0030.04016.57
5.4.70.0030.04316.52
5.4.60.0070.07716.31
5.4.50.0100.06016.42
5.4.40.0100.07016.45
5.4.30.0030.07316.42
5.4.20.0030.05316.50
5.4.10.0170.06316.34
5.4.00.0100.06715.80
5.3.290.0070.04014.75
5.3.280.0170.07014.66
5.3.270.0070.04714.62
5.3.260.0000.05314.68
5.3.250.0100.08014.69
5.3.240.0130.04314.64
5.3.230.0030.04714.64
5.3.220.0070.03714.73
5.3.210.0000.07714.63
5.3.200.0030.07014.65
5.3.190.0030.05314.63
5.3.180.0130.07014.64
5.3.170.0070.04314.58
5.3.160.0130.04714.72
5.3.150.0000.04714.57
5.3.140.0070.03714.48
5.3.130.0070.05714.61
5.3.120.0100.06714.59
5.3.110.0030.04314.45
5.3.100.0000.06714.07
5.3.90.0030.06013.95
5.3.80.0000.05714.19
5.3.70.0030.07714.19
5.3.60.0030.04714.05
5.3.50.0100.06314.11
5.3.40.0100.06013.96
5.3.30.0000.06013.95
5.3.20.0100.07013.87
5.3.10.0130.06713.71
5.3.00.0030.07713.66
5.2.170.0030.06711.11
5.2.160.0070.05711.12
5.2.150.0070.03011.04
5.2.140.0030.06011.20
5.2.130.0070.06011.14
5.2.120.0000.05711.26
5.2.110.0100.05711.27
5.2.100.0100.03011.07
5.2.90.0030.03011.11
5.2.80.0100.05011.19
5.2.70.0070.06311.02
5.2.60.0100.02711.10
5.2.50.0100.05711.04
5.2.40.0070.05311.01
5.2.30.0030.04710.89
5.2.20.0030.05711.00
5.2.10.0030.03310.87
5.2.00.0070.05710.79
5.1.60.0070.04010.16
5.1.50.0070.05010.00
5.1.40.0030.0539.99
5.1.30.0070.05310.50
5.1.20.0070.05310.39
5.1.10.0030.04310.06
5.1.00.0030.0409.99
5.0.50.0030.0408.58
5.0.40.0100.0378.34
5.0.30.0070.0638.30
5.0.20.0030.0438.23
5.0.10.0000.0508.20
5.0.00.0000.0678.25
4.4.90.0030.0177.95
4.4.80.0100.0237.95
4.4.70.0030.0337.95
4.4.60.0030.0377.95
4.4.50.0000.0277.95
4.4.40.0000.0307.95
4.4.30.0070.0307.95
4.4.20.0030.0377.95
4.4.10.0030.0377.95
4.4.00.0030.0437.95
4.3.110.0070.0307.95
4.3.100.0030.0307.95
4.3.90.0070.0307.95
4.3.80.0000.0407.95
4.3.70.0030.0337.95
4.3.60.0070.0237.95
4.3.50.0000.0337.95
4.3.40.0000.0377.95
4.3.30.0000.0277.95
4.3.20.0000.0377.95
4.3.10.0070.0337.95
4.3.00.0000.0277.95

preferences:
40.25 ms | 401 KiB | 5 Q