number input in c code example
Example 1: c input output
#include
int main()
{
int testInteger;
printf("Enter an integer: ");
scanf("%d", &testInteger);
printf("Number = %d",testInteger);
return 0;
}
Example 2: Syntax To Take Input In C
Integer: Input: scanf("%d", &intVariable); Output: printf("%d", intVariable);
Float: Input: scanf("%f", &floatVariable); Output: printf("%f", floatVariable);
Character: Input: scanf("%c", &charVariable); Output: printf("%c", charVariable);
Example 3: check command line input is a number in c
bool isNumber(char number[])
{
int i = 0;
//checking for negative numbers
if (number[0] == '-')
i = 1;
for (; number[i] != 0; i++)
{
//if (number[i] > '9' || number[i] < '0')
if (!isdigit(number[i]))
return false;
}
return true;
}
Example 4: c input output
#include
int main()
{
// Displays the string inside quotations
printf("C Programming");
return 0;
}