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C String length
In this section, you will learn how to determine the length of a String in C. You can see in the given example, we have declared a string and initialize a variable i to 0.

C String length

In this section, you will learn how to determine the length of a String in C. You can see in the given example, we have declared a string and initialize a variable i to 0. The while loop will increment the value of i till it reach the string terminating character or up to the last letter of the string value.

Here is the code:

StringLen.c


#include <stdio.h>

#include <conio.h>

void main() {

  char str[] = "Hello World";

  int i=0;

  while (str[i] != 0)

 

    i++;

  printf("\nThe length of the string \"%s\" is %d.", str, i);

  getch();

}

Output will be displayed as:

Download Source Code:

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Related Tags: c array integer size type int ai max example maximum contains exam e ax pe im in m nt xa

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