C Reference String Operation: strncat()

The strncat() function concatenates up to n characters of one string onto the end of another string.

Usage:

char *strncat(char *target, const char * source, size_t count);

Note: null character is added add the end. The target is returned by strncat() function.

strncat() source code example:

	#include<stdio.h>
	#include<string.h>

	main()
	{
		char line[100];
		strcpy(line, "hello");

		strncat(line, "world",2);
		printf ("%s\n",line);
	}

Output of the example:

	hellowo