<?php
// convert decimal to base 2 without using base_convert or printf
$base = 2;
$decnum = 23;
$num = 23;
while( $num > 0)
{
$arr[] = $num % $base; // store remainder in array
$num = floor($num/$base); // no integer division
}
var_dump($arr);
$wrong = join('',$arr);
var_dump($wrong);
$cat = join('',array_reverse($arr));
var_dump($cat);
printf("%b",$decnum);
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(5) {
[0]=>
int(1)
[1]=>
int(1)
[2]=>
int(1)
[3]=>
int(0)
[4]=>
int(1)
}
string(5) "11101"
string(5) "10111"
10111
preferences:
301.9 ms | 406 KiB | 460 Q