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

8 votes257 views3 answers
Sum elements in vector c++
C++
23 votes259 views2 answers
What is c++ function
C++
3 votes285 views2 answers
Cpp map insert
C++
213 votes413 views2 answers
C++ switch
C++
1 vote299 views1 answer
C++ 2d vector assign value
C++
1 vote283 views1 answer
C++ vector of class objects
C++
1 vote273 views1 answer
What is the meaning of life and everything in the universe
C++
0 vote263 views1 answer
Lua table contains
C++
0 vote252 views1 answer
C++ get index of map element
C++
1 vote278 views1 answer
C++ print byte as bit
C++