isblank() in C++

isblank(): This function is available in the file ctype.h. This function checks whether a character is a blank character or not. A space character is known as a blank character. If a character is a blank character (' ') then it returns a value different from zero (i.e true). Otherwise, it returns false(0).

Parameters: One parameter is required for this function.

arg: The character to be checked.

Syntax:

isblank(arg)

For Example:

isblank(' ') = > It returns true (any non zero value).

Approach

C++

#include <bits/stdc++.h>
using namespace std;

int main()
{

    char ch = ' ';

    cout << isblank(ch) << "\n";

    return 0;
}