C String Length: strlen() function

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The strlen() function returns the length of the given string. It doesn't count null character '\0'.




#include<stdio.h>
#include     
int main(){    
char ch[20]={'r','a','m','a','\0'};    
   printf("Length of string is: %d",strlen(ch));    
 return 0;    
}


Output

Length of string is: 4




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