3v4l.org

run code in 300+ PHP versions simultaneously
<?php function find_group($cond, &$arr, $e = null) { if (! empty($arr) && ($e === null || $cond($e, reset($arr)))) { $ne = array_shift($arr); return array_merge([$ne], find_group($cond, $arr, ($e === null) ? $ne : $e)); } return []; } function array_group($cond, $arr) { if (empty($arr)) return []; return array_merge([find_group($cond, $arr)], array_group($cond, $arr)); } function it($m,$p){echo ($p?'OK':'NO')." It $m\n";} function eq($a,$b) {return $a==$b;} echo it ('groups', array_group('eq', [1,5,5,6,6,6,7,9]) == [[1],[5,5],[6,6,6],[7],[9]]); echo it ('groups by comparing with first item of each group', array_group(function ($a, $b) { return ($a == ($b-1)) || ($a==$b); }, [1,1,2,3,1]) == [[1,1,2],[3],[1]]); echo it ('groups by comparing with first item of each group', array_group(function ($a, $b) { return ($a == ($b-1)) || ($a==$b); }, [1,1,2,1,3,1]) == [[1,1,2,1],[3],[1]]);

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)
8.3.60.0040.01118.43
8.3.50.0040.01421.90
8.3.40.0110.00418.97
8.3.30.0160.00319.06
8.3.20.0040.00420.31
8.3.10.0050.00323.53
8.3.00.0000.00819.38
8.2.180.0000.02016.75
8.2.170.0090.01222.96
8.2.160.0030.01320.24
8.2.150.0040.00424.18
8.2.140.0120.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00920.45
8.2.110.0080.00319.11
8.2.100.0040.00817.63
8.2.90.0030.00519.21
8.2.80.0030.00617.97
8.2.70.0040.00417.50
8.2.60.0030.00617.93
8.2.50.0080.00018.07
8.2.40.0000.00819.88
8.2.30.0000.00918.04
8.2.20.0000.00817.72
8.2.10.0040.00418.11
8.2.00.0000.00817.77
8.1.280.0040.01125.92
8.1.270.0080.00023.84
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.92
8.1.230.0110.00017.42
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0030.00517.23
8.1.180.0000.00818.10
8.1.170.0030.00618.50
8.1.160.0040.00522.00
8.1.150.0070.00018.83
8.1.140.0000.00817.54
8.1.130.0040.00419.55
8.1.120.0070.00017.50
8.1.110.0050.00317.51
8.1.100.0000.00717.46
8.1.90.0000.00817.49
8.1.80.0040.00417.48
8.1.70.0070.00017.40
8.1.60.0000.00917.62
8.1.50.0050.00317.57
8.1.40.0060.00317.52
8.1.30.0040.00417.74
8.1.20.0050.00317.64
8.1.10.0040.00417.59
8.1.00.0080.00017.48
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0030.00318.53
8.0.270.0000.00717.20
8.0.260.0030.00317.20
8.0.250.0000.00716.95
8.0.240.0070.00016.94
8.0.230.0040.00417.00
8.0.220.0040.00416.84
8.0.210.0000.00716.96
8.0.200.0030.00316.97
8.0.190.0040.00416.86
8.0.180.0040.00416.85
8.0.170.0040.00416.86
8.0.160.0030.00617.01
8.0.150.0000.00716.88
8.0.140.0040.00416.80
8.0.130.0030.00313.35
8.0.120.0040.00416.86
8.0.110.0030.00516.93
8.0.100.0000.00716.82
8.0.90.0040.00416.89
8.0.80.0060.01216.89
8.0.70.0050.00216.93
8.0.60.0040.00417.04
8.0.50.0000.00716.88
8.0.30.0070.01216.96
8.0.20.0090.01417.40
8.0.10.0040.00416.85
8.0.00.0090.00816.84
7.4.330.0000.00515.10
7.4.320.0030.00316.64
7.4.300.0000.00716.52
7.4.290.0060.00316.55
7.4.280.0040.00416.56
7.4.270.0030.00416.63
7.4.260.0030.00316.55
7.4.250.0040.00416.55
7.4.240.0050.00216.53
7.4.230.0000.00716.61
7.4.220.0170.00616.64
7.4.210.0110.00416.46
7.4.200.0020.00516.43
7.4.160.0080.00816.70
7.4.150.0070.01317.40
7.4.140.0060.00817.86
7.4.130.0050.01216.60
7.4.120.0120.00516.67
7.4.110.0110.00716.41
7.4.100.0160.00816.64
7.4.90.0160.00016.50
7.4.80.0160.00619.39
7.4.70.0060.01216.60
7.4.60.0030.01316.59
7.4.50.0030.00616.34
7.4.40.0120.00616.59
7.4.30.0100.00616.41
7.4.00.0000.01615.04
7.3.330.0060.00013.46
7.3.320.0000.00513.26
7.3.310.0030.00516.38
7.3.300.0070.00016.44
7.3.290.0090.00716.39
7.3.280.0090.01116.37
7.3.270.0090.00917.40
7.3.260.0110.00616.48
7.3.250.0100.00716.67
7.3.240.0040.01416.70
7.3.230.0090.01216.43
7.3.210.0100.00616.51
7.3.200.0030.01319.39
7.3.190.0100.01016.40
7.3.180.0120.00416.74
7.3.170.0140.00616.70
7.3.160.0100.00716.68
7.2.330.0150.00316.86
7.2.320.0090.00916.61
7.2.310.0160.00016.85
7.2.300.0130.01016.42
7.2.290.0090.00916.79
7.2.00.0060.00919.29
7.1.100.0000.01417.92
7.1.70.0000.00817.21
7.1.60.0110.01119.32
7.1.50.0090.01417.14
7.1.00.0000.08022.37
7.0.200.0030.00716.54
7.0.140.0000.07721.99
7.0.100.0130.03320.02
7.0.90.0070.08719.91
7.0.80.0030.09019.93
7.0.70.0170.06320.02
7.0.60.0030.08719.94
7.0.50.0100.07020.31
7.0.40.0070.06020.08
7.0.30.0130.06320.00
7.0.20.0230.05320.17
7.0.10.0070.04020.09
7.0.00.0030.04020.14
5.6.280.0000.07721.06
5.6.250.0070.08020.79
5.6.240.0130.07320.65
5.6.230.0130.07720.62
5.6.220.0100.05320.58
5.6.210.0130.07720.62
5.6.200.0070.08020.96
5.6.190.0070.07020.96
5.6.180.0070.03721.19
5.6.170.0070.05321.11
5.6.160.0000.04721.05
5.6.150.0000.04721.00
5.6.140.0070.03720.95
5.6.130.0030.04321.04
5.6.120.0070.04021.13
5.6.110.0070.04020.95
5.6.100.0030.04721.02
5.6.90.0030.03721.10
5.6.80.0030.03720.43
5.6.70.0100.03320.36
5.6.60.0030.03320.34
5.6.50.0000.04320.42
5.6.40.0030.03320.42
5.6.30.0030.04020.32
5.6.20.0130.03020.41
5.6.10.0000.04720.45
5.6.00.0070.03720.41
5.5.380.0100.04020.52
5.5.370.0230.06020.53
5.5.360.0100.07020.43
5.5.350.0070.05720.48
5.5.340.0070.05720.77
5.5.330.0030.05320.96
5.5.320.0130.06720.86
5.5.310.0030.04320.94
5.5.300.0030.04020.78
5.5.290.0030.04320.90
5.5.280.0030.05020.86
5.5.270.0070.03320.77
5.5.260.0100.03720.81
5.5.250.0030.04020.73
5.5.240.0000.04320.14
5.5.230.0100.04020.32
5.5.220.0030.04020.22
5.5.210.0070.04720.17
5.5.200.0130.03020.20
5.5.190.0070.03020.15
5.5.180.0070.03720.27
5.5.160.0070.03020.25
5.5.150.0030.04020.29
5.5.140.0000.03720.17
5.5.130.0100.03320.29
5.5.120.0030.04020.14
5.5.110.0030.04320.20
5.5.100.0000.04020.13
5.5.90.0000.04020.15
5.5.80.0070.03019.96
5.5.70.0070.04320.16
5.5.60.0070.03320.07
5.5.50.0070.03720.08
5.5.40.0130.03020.15
5.5.30.0100.03020.17
5.5.20.0000.04720.07
5.5.10.0070.04020.09
5.5.00.0130.06019.98
5.4.450.0000.04319.21
5.4.440.0000.04319.43
5.4.430.0070.04319.43
5.4.420.0030.04019.41
5.4.410.0000.04319.36
5.4.400.0100.03318.88
5.4.390.0000.04319.09
5.4.380.0030.04019.23
5.4.370.0000.03718.95
5.4.360.0070.05019.13
5.4.350.0030.04019.02
5.4.340.0030.03719.13
5.4.320.0000.04718.94
5.4.310.0070.03319.12
5.4.300.0030.03719.13
5.4.290.0000.04019.12
5.4.280.0070.03719.23
5.4.270.0030.04019.05
5.4.260.0000.03318.89
5.4.250.0030.03719.04
5.4.240.0100.03319.20
5.4.230.0070.03019.08
5.4.220.0030.03719.02
5.4.210.0000.04319.13
5.4.200.0030.03718.84
5.4.190.0070.03019.02
5.4.180.0070.03019.16
5.4.170.0070.08019.03
5.4.160.0030.04319.19
5.4.150.0030.06018.86
5.4.140.0030.07016.39
5.4.130.0100.07016.50
5.4.120.0100.05316.46
5.4.110.0100.05716.52
5.4.100.0070.04016.56
5.4.90.0000.06016.52
5.4.80.0000.06316.54
5.4.70.0070.07016.43
5.4.60.0100.07316.37
5.4.50.0100.06716.43
5.4.40.0100.07316.51
5.4.30.0130.05016.32
5.4.20.0000.06716.48
5.4.10.0100.07316.25
5.4.00.0100.06715.90
5.3.290.0000.04314.72
5.3.280.0000.04014.57
5.3.270.0070.04714.71
5.3.260.0030.03314.72
5.3.250.0000.07014.60
5.3.240.0030.06014.67
5.3.230.0000.04714.70
5.3.220.0000.03714.63
5.3.210.0070.06714.60
5.3.200.0030.06714.56
5.3.190.0030.07714.63
5.3.180.0070.07314.66
5.3.170.0100.06714.65
5.3.160.0070.05314.62
5.3.150.0070.07014.58
5.3.140.0100.07014.62
5.3.130.0000.04714.52
5.3.120.0100.07314.64
5.3.110.0070.05014.54
5.3.100.0030.08314.02
5.3.90.0030.08014.00
5.3.80.0170.03014.02
5.3.70.0100.06314.01
5.3.60.0030.07714.14
5.3.50.0030.04313.93
5.3.40.0030.05313.97
5.3.30.0070.05713.81
5.3.20.0100.06713.75
5.3.10.0070.06013.75
5.3.00.0130.05313.55
5.2.170.0100.05711.04
5.2.160.0100.06011.26
5.2.150.0030.03711.23
5.2.140.0030.06311.15
5.2.130.0070.05011.09
5.2.120.0070.04711.16
5.2.110.0070.06011.23
5.2.100.0100.03711.16
5.2.90.0100.03011.15
5.2.80.0000.06710.98
5.2.70.0000.06311.23
5.2.60.0070.06010.95
5.2.50.0070.06010.93
5.2.40.0100.05311.08
5.2.30.0100.05310.99
5.2.20.0070.05710.87
5.2.10.0030.02710.89
5.2.00.0000.03010.82
5.1.60.0000.04310.06
5.1.50.0000.04710.08
5.1.40.0070.03710.09
5.1.30.0070.05010.33
5.1.20.0100.04310.44
5.1.10.0070.03310.06
5.1.00.0100.04010.15
5.0.50.0030.0238.86
5.0.40.0070.0408.86
5.0.30.0030.0578.86
5.0.20.0070.0438.86
5.0.10.0030.0438.86
5.0.00.0030.0608.86
4.4.90.0030.0338.86
4.4.80.0030.0178.86
4.4.70.0030.0208.86
4.4.60.0000.0308.86
4.4.50.0070.0138.86
4.4.40.0070.0438.86
4.4.30.0000.0278.86
4.4.20.0000.0338.86
4.4.10.0030.0178.86
4.4.00.0030.0338.86
4.3.110.0030.0308.86
4.3.100.0000.0378.86
4.3.90.0100.0278.86
4.3.80.0000.0308.86
4.3.70.0030.0338.86
4.3.60.0030.0238.86
4.3.50.0000.0378.86
4.3.40.0100.0208.86
4.3.30.0030.0278.86
4.3.20.0030.0308.86
4.3.10.0100.0238.86
4.3.00.0000.0278.86

preferences:
42.13 ms | 401 KiB | 5 Q