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)
5.4.310.0080.04612.52
5.4.300.0070.04112.52
5.4.290.0090.03512.51
5.4.280.0070.03412.41
5.4.270.0070.03612.41
5.4.260.0050.03912.41
5.4.250.0070.04112.41
5.4.240.0090.03612.41
5.4.230.0040.03912.40
5.4.220.0050.04412.40
5.4.210.0070.03512.40
5.4.200.0070.03612.40
5.4.190.0050.03912.39
5.4.180.0040.03812.40
5.4.170.0040.03812.40
5.4.160.0050.03612.40
5.4.150.0040.03812.39
5.4.140.0070.03612.09
5.4.130.0050.03612.07
5.4.120.0030.03812.03
5.4.110.0080.03812.03
5.4.100.0060.03712.03
5.4.90.0050.03912.03
5.4.80.0080.03612.03
5.4.70.0060.03412.02
5.4.60.0070.04112.02
5.4.50.0100.03212.03
5.4.40.0080.04112.01
5.4.30.0050.04712.01
5.4.20.0040.03612.01
5.4.10.0090.03112.01
5.4.00.0060.03611.51
5.3.280.0050.03812.71
5.3.270.0050.03912.73
5.3.260.0050.04112.72
5.3.250.0080.03612.71
5.3.240.0090.03512.72
5.3.230.0060.03712.71
5.3.220.0070.03612.68
5.3.210.0070.03812.68
5.3.200.0090.03412.68
5.3.190.0080.03612.68
5.3.180.0040.03812.68
5.3.170.0050.03712.67
5.3.160.0090.03912.67
5.3.150.0050.04212.67
5.3.140.0090.03312.66
5.3.130.0050.04012.66
5.3.120.0070.04112.66
5.3.110.0110.03512.66
5.3.100.0060.03712.13
5.3.90.0020.03912.11
5.3.80.0070.03512.10
5.3.70.0050.03712.09
5.3.60.0030.03912.09
5.3.50.0060.04112.03
5.3.40.0060.03512.03
5.3.30.0070.04011.98
5.3.20.0050.03611.77
5.3.10.0050.03511.74
5.3.00.0080.03711.72
5.2.170.0060.0339.22
5.2.160.0060.0279.22
5.2.150.0040.0309.22
5.2.140.0070.0359.21
5.2.130.0070.0359.18
5.2.120.0070.0259.18
5.2.110.0050.0339.18
5.2.100.0080.0279.18
5.2.90.0050.0289.18
5.2.80.0040.0389.18
5.2.70.0030.0329.18
5.2.60.0030.0309.13
5.2.50.0080.0269.10
5.2.40.0030.0319.07
5.2.30.0060.0289.05
5.2.20.0040.0299.04
5.2.10.0050.0278.95
5.2.00.0040.0308.81
5.1.60.0030.0248.10
5.1.50.0040.0248.09
5.1.40.0050.0268.07
5.1.30.0090.0248.42
5.1.20.0030.0278.44
5.1.10.0060.0248.17
5.1.00.0010.0288.16
5.0.50.0050.0196.64
5.0.40.0030.0196.50
5.0.30.0020.0326.32
5.0.20.0040.0196.29
5.0.10.0010.0226.26
5.0.00.0030.0316.25
4.4.90.0050.0134.78
4.4.80.0050.0134.76
4.4.70.0060.0124.75
4.4.60.0030.0204.75
4.4.50.0030.0154.77
4.4.40.0020.0254.71
4.4.30.0020.0164.76
4.4.20.0040.0144.85
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0040.0154.67
4.3.100.0010.0174.66
4.3.90.0030.0144.63
4.3.80.0040.0234.59
4.3.70.0010.0164.63
4.3.60.0020.0154.63
4.3.50.0020.0174.63
4.3.40.0020.0244.54
4.3.30.0010.0233.31
4.3.20.0020.0163.29
4.3.10.0020.0163.24
4.3.00.0000.01715.28

preferences:
141.18 ms | 1386 KiB | 7 Q