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C - strncat function

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Synopsis:

#include <stdio.h>

char *strncat(char *dest, const char *src, int n); 

Description:

The strncat function concatenates or appends first n characters from src to dest. All characters from src are copied including the terminating null character.

Return Value

The strncat function returns dest.

Example

#include <stdio.h>

int main() {
  char string1[20];
  char string2[20];

  strcpy(string1, "Hello");
  strcpy(string2, "Hellooo");

  printf("Returned String : %s\n", strncat( string1, string2, 4 ));
  printf("Concatenated String : %s\n", string1 );

  return 0;
}

It will proiduce following result:

Returned String : HelloHell
Concatenated String : HelloHell


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