3v4l.org

run code in 300+ PHP versions simultaneously
<?php function count_and_find($arr) { sort($arr); $missing = array(); $index = 0; $count = count($arr); while ($num = array_shift($arr)) { do { if ($index < $num) { $missing[] = $index; $index++; } while ($index < $num); } return array('missing' => $missing, 'total' => $count); } var_dump(count_and_find(array(1,6,2,9,3,0,5,7,4));

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)
5.4.310.0050.04312.52
5.4.300.0080.04112.52
5.4.290.0100.03912.51
5.4.280.0090.03212.41
5.4.270.0050.03612.41
5.4.260.0070.03712.41
5.4.250.0050.03812.41
5.4.240.0060.03512.41
5.4.230.0030.04012.40
5.4.220.0040.04512.40
5.4.210.0060.03912.40
5.4.200.0070.05112.40
5.4.190.0090.03612.40
5.4.180.0050.03612.39
5.4.170.0090.03412.41
5.4.160.0050.03812.40
5.4.150.0060.04212.40
5.4.140.0060.03812.09
5.4.130.0060.04112.07
5.4.120.0080.04412.03
5.4.110.0060.03812.03
5.4.100.0090.03512.03
5.4.90.0040.03912.03
5.4.80.0050.03712.03
5.4.70.0040.03612.03
5.4.60.0050.03512.03
5.4.50.0080.04512.03
5.4.40.0070.03512.01
5.4.30.0040.03712.02
5.4.20.0060.03612.01
5.4.10.0040.05112.01
5.4.00.0060.04511.50
5.3.280.0070.03712.71
5.3.270.0090.04612.73
5.3.260.0040.04012.72
5.3.250.0050.03712.72
5.3.240.0040.03812.72
5.3.230.0030.04012.71
5.3.220.0050.03612.68
5.3.210.0040.04412.68
5.3.200.0040.03812.68
5.3.190.0100.03912.68
5.3.180.0050.04112.67
5.3.170.0080.03812.66
5.3.160.0090.04112.68
5.3.150.0050.03912.67
5.3.140.0070.03612.66
5.3.130.0070.03812.66
5.3.120.0090.04612.66
5.3.110.0110.04012.66
5.3.100.0050.04512.13
5.3.90.0080.03912.11
5.3.80.0060.04012.10
5.3.70.0060.03912.10
5.3.60.0070.03712.09
5.3.50.0040.04812.03
5.3.40.0070.03912.03
5.3.30.0060.03511.98
5.3.20.0070.03711.77
5.3.10.0050.03611.74
5.3.00.0050.03811.72
5.2.170.0050.0319.22
5.2.160.0030.0319.22
5.2.150.0080.0279.22
5.2.140.0070.0289.21
5.2.130.0050.0299.18
5.2.120.0050.0289.18
5.2.110.0030.0309.18
5.2.100.0050.0289.18
5.2.90.0050.0309.18
5.2.80.0070.0299.18
5.2.70.0060.0379.18
5.2.60.0020.0349.13
5.2.50.0050.0319.10
5.2.40.0070.0269.08
5.2.30.0050.0329.05
5.2.20.0030.0309.05
5.2.10.0080.0248.95
5.2.00.0040.0298.81
5.1.60.0070.0208.09
5.1.50.0020.0268.09
5.1.40.0030.0258.07
5.1.30.0080.0308.43
5.1.20.0080.0348.45
5.1.10.0060.0258.17
5.1.00.0040.0258.17
5.0.50.0040.0206.65
5.0.40.0040.0186.50
5.0.30.0020.0356.32
5.0.20.0040.0206.28
5.0.10.0050.0186.26
5.0.00.0040.0366.25
4.4.90.0030.0164.78
4.4.80.0030.0164.76
4.4.70.0040.0144.76
4.4.60.0040.0144.75
4.4.50.0050.0144.77
4.4.40.0030.0244.71
4.4.30.0010.0174.76
4.4.20.0040.0144.85
4.4.10.0050.0134.85
4.4.00.0020.0264.76
4.3.110.0020.0164.67
4.3.100.0020.0154.67
4.3.90.0010.0164.64
4.3.80.0020.0254.58
4.3.70.0020.0144.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0030.0244.53
4.3.30.0040.0143.31
4.3.20.0040.0143.29
4.3.10.0030.0143.24
4.3.00.0070.0237.11

preferences:
140.82 ms | 1386 KiB | 7 Q