Question

How to get string length with strlen() function in C

Answer 1

#include <stdio.h>
#include <string.h>
 
int main(void)
{
    char s[] = "Unreal Engine 4";
 
	printf("%d", (int)strlen(s));
     
    return 0;
}
 
  
/*
    
run:
    
15

*/

 

70+ SQL courses for beginners and professionals

Answer 2

#include <stdio.h>
#include <string.h>
 
int main(void)
{
    char s[] = "Unreal Engine 4";
 
	int n = (int)strlen(s);
	printf("%d", n);
     
    return 0;
}
 
  
/*
    
run:
    
15

*/

 

70+ SQL courses for beginners and professionals

Answer 3

#include <stdio.h>
#include <string.h>
 
int main(void)
{
    char s[] = "Unreal Engine 4";
 
	printf("%u", (unsigned)strlen(s));
     
    return 0;
}
 
  
/*
    
run:
    
15

*/

 

70+ SQL courses for beginners and professionals