how to find how many digits a number has in c++
#include <iostream>
#include <cmath>
unsigned int getNumberOfDigits (int i)
{
return i > 0 ? log10((double) i) + 1 : 1;
}
int main()
{
std::cout << "Number of digits: " << getNumberOfDigits(/*Example*/6738) << std::endl;
return 0;
}get number of digits in a number
function getlength(number) {
return number.toString().length;
}Copyright © 2021 Codeinu
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