PHP takes remainder

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Release: 2016-07-25 09:08:21
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I want to know what 21712341byte is in the K position, what about the M position, and the G position? This is equivalent to a hexadecimal conversion problem. It’s just that the base system to be converted now is 1024.                  
                                                                                                                                                                                                                                                                                                       



//Get the numerical value in the base digit
function getRemainder($num, $bin, $pos, &$result = 0){
//author         lianq.net
    //$num                                                                                                                                                     but the numeric value in decimal digits
  1. function getRemainder($num, $bin, $pos, &$result = 0){ /$bin The base to be converted
  2. //$pos The number of digits
  3. To find the integer
  4.                                                                                                                                          $new_num = $num % pow($bin, $floor_len);
  5. $remainder($new_num, $bin, $pos, $result);
  6. }else{
  7. $result = floor($num / $base);
  8. }
  9. return $result;
  10. }
  11. //For example, when the value 16 is converted to base 9, what is the first digit of it?
  12. $a = getRemainder(16,9, 1);
  13. echo $a;//Output 7
  14. Copy code
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