3v4l.org

run code in 300+ PHP versions simultaneously
<?php function group_nums($array) { $ret = array(); $temp = array(); foreach($array as $val) { if(next($array) == ($val + 1)) $temp[] = $val; else if(count($temp) > 0) { $temp[] = $val; $ret[] = $temp[0].'-'.end($temp); $temp = array(); } else $ret[] = $val; } return $ret; } $a = [2,3,4,7,8,9,10,11,13,15]; print_r(group_num($a));

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)
8.3.70.0140.00416.50
8.3.60.0070.00718.28
8.3.50.0100.00822.00
8.3.40.0090.00618.81
8.3.30.0110.00319.08
8.3.20.0040.00420.39
8.3.10.0050.00323.48
8.3.00.0080.00019.38
8.2.180.0080.00816.88
8.2.170.0140.00022.96
8.2.160.0070.00719.24
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00022.14
8.2.110.0090.00022.19
8.2.100.0030.00917.63
8.2.90.0020.00519.22
8.2.80.0030.00617.97
8.2.70.0070.00417.50
8.2.60.0080.00017.80
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0000.00718.02
8.2.20.0080.00017.69
8.2.10.0050.00217.93
8.2.00.0000.00717.66
8.1.280.0120.00925.92
8.1.270.0040.00423.71
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0090.00023.96
8.1.230.0080.00419.13
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.22
8.1.190.0060.00317.22
8.1.180.0060.00318.10
8.1.170.0040.00418.52
8.1.160.0040.00421.91
8.1.150.0000.00718.77
8.1.140.0050.00217.34
8.1.130.0040.00417.79
8.1.120.0070.00017.45
8.1.110.0070.00017.45
8.1.100.0070.00017.37
8.1.90.0000.00817.47
8.1.80.0000.00717.43
8.1.70.0030.00317.38
8.1.60.0100.00317.54
8.1.50.0030.00517.41
8.1.40.0040.00417.42
8.1.30.0050.00317.55
8.1.20.0030.00617.72
8.1.10.0050.00317.47
8.1.00.0000.00717.49
8.0.300.0000.00718.77
8.0.290.0040.00416.62
8.0.280.0030.00318.38
8.0.270.0000.00717.21
8.0.260.0000.00617.20
8.0.250.0070.00016.97
8.0.240.0030.00316.98
8.0.230.0000.00716.93
8.0.220.0000.00716.92
8.0.210.0060.00016.75
8.0.200.0030.00316.84
8.0.190.0020.00516.86
8.0.180.0030.00516.92
8.0.170.0060.00316.92
8.0.160.0070.00016.96
8.0.150.0000.00716.80
8.0.140.0000.00716.84
8.0.130.0030.00313.41
8.0.120.0000.00716.76
8.0.110.0000.00816.87
8.0.100.0080.00016.84
8.0.90.0040.00416.96
8.0.80.0040.01216.84
8.0.70.0000.00716.76
8.0.60.0040.00416.73
8.0.50.0050.00216.86
8.0.30.0140.00717.15
8.0.20.0090.01117.40
8.0.10.0000.00717.03
8.0.00.0080.01016.55
7.4.330.0060.00015.02
7.4.320.0030.00316.45
7.4.300.0030.00316.51
7.4.290.0030.00316.41
7.4.280.0040.00416.60
7.4.270.0000.00616.40
7.4.260.0040.00416.61
7.4.250.0040.00416.60
7.4.240.0050.00316.55
7.4.230.0000.00816.40
7.4.220.0100.00716.46
7.4.210.0040.01116.48
7.4.200.0040.00416.69
7.4.160.0080.00816.45
7.4.150.0060.01117.40
7.4.140.0070.01217.86
7.4.130.0030.01416.44
7.4.120.0150.00716.48
7.4.110.0110.00716.61
7.4.100.0040.01316.44
7.4.90.0030.01316.69
7.4.80.0030.01519.39
7.4.70.0060.01116.66
7.4.60.0060.00916.52
7.4.50.0080.00016.49
7.4.40.0000.01616.41
7.4.30.0030.01316.48
7.4.00.0030.01014.91
7.3.330.0030.00313.14
7.3.320.0000.00513.31
7.3.310.0030.00316.31
7.3.300.0000.00716.32
7.3.290.0120.00516.34
7.3.280.0080.00816.30
7.3.270.0100.01017.40
7.3.260.0090.00916.28
7.3.250.0090.00916.32
7.3.240.0130.00616.43
7.3.230.0060.01016.39
7.3.210.0000.01516.62
7.3.200.0090.01219.39
7.3.190.0100.00716.43
7.3.180.0100.01016.39
7.3.170.0100.00716.47
7.3.160.0120.00316.52
7.2.330.0110.00616.61
7.2.320.0160.01016.31
7.2.310.0060.00916.61
7.2.300.0060.01216.54
7.2.290.0110.00716.26
7.2.60.0070.00716.82
7.2.00.0040.01119.10
7.1.200.0120.00615.32
7.1.100.0060.00617.91
7.1.70.0150.00817.00
7.1.60.0140.01019.11
7.1.50.0070.01416.54
7.1.00.0030.07722.36
7.0.200.0000.01016.72
7.0.140.0000.07022.07
7.0.60.0130.07320.00
7.0.50.0030.08717.87
7.0.40.0130.04719.96
7.0.30.0270.08020.34
7.0.20.0430.03720.24
7.0.10.0230.06320.15
7.0.00.0070.09020.24
5.6.280.0070.07021.04
5.6.210.0100.08320.48
5.6.200.0030.07318.25
5.6.190.0100.07320.64
5.6.180.0300.06020.60
5.6.170.0100.04720.56
5.6.160.0030.09320.52
5.6.150.0000.04718.18
5.6.140.0070.05018.14
5.6.130.0070.05018.15
5.6.120.0100.08321.00
5.6.110.0030.08720.93
5.6.100.0270.07020.96
5.6.90.0100.03321.14
5.6.80.0030.04320.41
5.6.70.4400.04720.48
5.5.350.0170.04320.41
5.5.340.0100.07718.00
5.5.330.0100.07720.40
5.5.320.0200.04320.28
5.5.310.0200.08020.19
5.5.300.0030.04018.02
5.5.290.0000.04717.95
5.5.280.0100.07320.85
5.5.270.0130.08020.86
5.5.260.0200.07320.73
5.5.250.0070.04020.78
5.5.240.0200.02720.35
5.4.450.0600.06319.17
5.4.440.0730.06719.34
5.4.430.0700.05719.18
5.4.420.0700.00019.41
5.4.410.0630.00019.28
5.4.400.0870.00019.13
5.4.390.0630.00019.09
5.4.380.0630.00019.12
5.4.370.0630.00019.24
5.4.360.0830.00019.12
5.4.350.0630.00019.26
5.4.340.0020.03812.01
5.4.320.0060.03712.50
5.4.310.0050.03912.50
5.4.300.0040.03812.50
5.4.290.0060.03812.50
5.4.280.0070.03612.40
5.4.270.0070.03512.40
5.4.260.0070.03612.40
5.4.250.0030.04012.40
5.4.240.0050.03712.40
5.4.230.0050.03912.39
5.4.220.0060.03512.39
5.4.210.0050.03612.39
5.4.200.0080.04312.39
5.4.190.0030.03812.39
5.4.180.0070.03712.39
5.4.170.0090.03812.39
5.4.160.0080.03512.39
5.4.150.0050.04112.39
5.4.140.0040.03912.07
5.4.130.0070.03512.05
5.4.120.0090.03212.01
5.4.110.0050.03612.01
5.4.100.0070.04012.01
5.4.90.0080.04312.02
5.4.80.0060.03612.02
5.4.70.0060.03512.01
5.4.60.0060.03412.01
5.4.50.0070.03412.01
5.4.40.0060.03512.00
5.4.30.0070.03611.99
5.4.20.0060.03611.99
5.4.10.0050.03611.99
5.4.00.0090.03311.49
5.3.290.0040.04112.80
5.3.280.0060.03812.71
5.3.270.0070.03712.73
5.3.260.0060.03812.72
5.3.250.0050.03912.72
5.3.240.0060.03712.72
5.3.230.0030.04012.71
5.3.220.0030.03812.68
5.3.210.0070.03812.68
5.3.200.0060.04512.68
5.3.190.0060.04512.68
5.3.180.0050.04012.67
5.3.170.0070.04212.66
5.3.160.0060.03812.67
5.3.150.0060.03712.68
5.3.140.0090.03312.66
5.3.130.0070.03712.66
5.3.120.0060.03912.66
5.3.110.0030.04112.66
5.3.100.0050.03912.12
5.3.90.0040.03812.11
5.3.80.0050.03812.09
5.3.70.0050.04012.09
5.3.60.0100.03812.08
5.3.50.0030.04012.02
5.3.40.0070.03412.03
5.3.30.0040.03711.98
5.3.20.0060.04011.77
5.3.10.0070.03311.73
5.3.00.0050.03711.71
5.2.170.0030.0329.22
5.2.160.0020.0329.22
5.2.150.0060.0359.22
5.2.140.0050.0319.21
5.2.130.0030.0299.18
5.2.120.0030.0309.18
5.2.110.0050.0289.18
5.2.100.0020.0319.18
5.2.90.0070.0289.18
5.2.80.0070.0429.18
5.2.70.0040.0329.18
5.2.60.0070.0299.13
5.2.50.0030.0349.10
5.2.40.0090.0249.07
5.2.30.0030.0329.05
5.2.20.0050.0289.04
5.2.10.0040.0298.95
5.2.00.0040.0298.82
5.1.60.0030.0258.09
5.1.50.0040.0258.09
5.1.40.0040.0248.07
5.1.30.0010.0288.42
5.1.20.0060.0248.44
5.1.10.0040.0258.16
5.1.00.0070.0228.16
5.0.50.0020.0216.64
5.0.40.0030.0196.51
5.0.30.0010.0336.32
5.0.20.0010.0246.28
5.0.10.0030.0206.27
5.0.00.0030.0316.26
4.4.90.0050.0124.77
4.4.80.0020.0154.75
4.4.70.0030.0154.75
4.4.60.0040.0174.75
4.4.50.0040.0134.77
4.4.40.0030.0374.71
4.4.30.0050.0144.76
4.4.20.0030.0164.84
4.4.10.0000.0184.85
4.4.00.0020.0254.76
4.3.110.0020.0164.67
4.3.100.0010.0174.66
4.3.90.0030.0134.63
4.3.80.0030.0244.59
4.3.70.0010.0174.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0040.0234.54
4.3.30.0030.0153.31
4.3.20.0020.0173.28
4.3.10.0020.0173.24
4.3.00.0070.0236.63

preferences:
36.17 ms | 401 KiB | 5 Q