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)
5.4.310.0060.04312.52
5.4.300.0070.03512.52
5.4.290.0030.04112.51
5.4.280.0050.03612.41
5.4.270.0050.03812.41
5.4.260.0120.03612.41
5.4.250.0070.03612.41
5.4.240.0040.03812.41
5.4.230.0060.03612.40
5.4.220.0060.03612.40
5.4.210.0050.03612.40
5.4.200.0040.04112.40
5.4.190.0100.03812.39
5.4.180.0050.04812.39
5.4.170.0070.03512.40
5.4.160.0060.03612.40
5.4.150.0060.03512.39
5.4.140.0050.03812.09
5.4.130.0050.03612.07
5.4.120.0050.03512.03
5.4.110.0030.04012.03
5.4.100.0070.04012.03
5.4.90.0070.04012.03
5.4.80.0090.04512.03
5.4.70.0050.03512.03
5.4.60.0080.03912.03
5.4.50.0020.03812.03
5.4.40.0060.04312.01
5.4.30.0080.04112.01
5.4.20.0090.03312.01
5.4.10.0070.03412.01
5.4.00.0060.03811.51
5.3.280.0050.03912.71
5.3.270.0040.04112.72
5.3.260.0070.04012.72
5.3.250.0070.04412.72
5.3.240.0080.04712.72
5.3.230.0080.03512.71
5.3.220.0080.04212.68
5.3.210.0130.04612.68
5.3.200.0060.04512.68
5.3.190.0090.03712.68
5.3.180.0070.03712.67
5.3.170.0070.03612.67
5.3.160.0080.04112.68
5.3.150.0080.04412.67
5.3.140.0090.04312.66
5.3.130.0100.04412.66
5.3.120.0070.03712.66
5.3.110.0090.03612.66
5.3.100.0070.04112.13
5.3.90.0060.03912.11
5.3.80.0080.04012.10
5.3.70.0080.04012.10
5.3.60.0090.03812.09
5.3.50.0110.03512.03
5.3.40.0100.03912.03
5.3.30.0110.03411.98
5.3.20.0090.04411.77
5.3.10.0050.03711.74
5.3.00.0040.03911.72
5.2.170.0040.0319.22
5.2.160.0040.0399.22
5.2.150.0050.0349.22
5.2.140.0060.0359.22
5.2.130.0020.0379.18
5.2.120.0020.0309.18
5.2.110.0060.0319.19
5.2.100.0080.0329.18
5.2.90.0070.0299.18
5.2.80.0050.0379.18
5.2.70.0050.0379.18
5.2.60.0060.0299.13
5.2.50.0020.0329.10
5.2.40.0060.0349.08
5.2.30.0060.0369.05
5.2.20.0080.0299.05
5.2.10.0100.0298.95
5.2.00.0040.0428.81
5.1.60.0050.0238.10
5.1.50.0040.0258.09
5.1.40.0050.0238.07
5.1.30.0050.0268.42
5.1.20.0040.0268.44
5.1.10.0030.0278.17
5.1.00.0070.0238.17
5.0.50.0020.0226.64
5.0.40.0060.0186.50
5.0.30.0030.0316.32
5.0.20.0030.0206.29
5.0.10.0050.0186.26
5.0.00.0020.0326.25
4.4.90.0080.0194.78
4.4.80.0040.0174.75
4.4.70.0030.0174.75
4.4.60.0020.0164.76
4.4.50.0040.0144.77
4.4.40.0030.0254.70
4.4.30.0040.0184.76
4.4.20.0050.0144.84
4.4.10.0050.0144.85
4.4.00.0040.0244.76
4.3.110.0040.0154.66
4.3.100.0040.0164.66
4.3.90.0050.0204.64
4.3.80.0020.0334.58
4.3.70.0030.0214.63
4.3.60.0020.0234.63
4.3.50.0060.0154.63
4.3.40.0040.0284.54
4.3.30.0020.0163.30
4.3.20.0040.0143.29
4.3.10.0030.0183.25
4.3.00.0000.0237.11

preferences:
140.47 ms | 1394 KiB | 7 Q