Int length c++

C++ int length

ex: input = 2424, output = 4
static int intlen(int n)
{
  if (n == 0) return 1;
  else if (n < 0) return 2 + static_cast<std::size_t>(std::log10(-n));
  else if (n > 0) return 1 + static_cast<std::size_t>(std::log10(n));
}

Source: grepper.com

Length of number c++

#include<cmath>
    ...
    int size = trunc(log10(num)) + 1
....

Source: stackoverflow.com

Length of number c++

std::to_string(num).length()

Source: stackoverflow.com

C++ length of int

unsigned int number_of_digits = 0;

do {
     ++number_of_digits; 
     n /= base;
} while (n);

Source: stackoverflow.com

Similar codes

1 vote336 views1 answer
C++ vector decimal to binary
C++
1 vote366 views2 answers
C++ get last element in array
C++
0 vote313 views1 answer
Registering a new QML type
C++
0 vote332 views1 answer
Srand() c++
C++
1 vote326 views2 answers
How to find the size of a character array in c++
C++
5 votes430 views6 answers
String
C++
2 votes341 views1 answer
Print a string with printf in c++
C++
0 vote397 views1 answer
Flutter websocket auto reconnect
C++
18 votes346 views4 answers
Length of array in cpp
C++
-1 vote306 views1 answer
How to insert all values from one vector to another
C++