STRLEN FUNCTION IN C

The strlen function is used to calculate total length of the given string.

STRLEN() FUNCTION EXAMPLE
#include<stdio.h>
#include<string.h>
#include<conio.h>
void main()
{
clrscr();
char s[60];
int L;
puts("Enter any sentence: ");
gets(s);
L=strlen(s);
printf("Total length is : %d", L);
getch();
}

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         OUTPUT 
----------------------------


Enter any sentence:
My name is rakesh

Total length is: 17

C PROGRAM TO CALCULATE STRING LENGTH WITHOUT STRLEN() FUNCTION
#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
char s[60];
int i, count=0;
puts("Enter any sentence: ");
gets(s);

// Loop to count total length of the given string

for(i=0; s[i] != '\0'; i++)

{

count++;

}

printf("Total length is : %d", count);

getch();

}

----------------------------
         OUTPUT 
----------------------------

Enter any sentence:
My name is rakesh

Total length is: 17

STRREV IN C >>