Chapter 9. Internal Processing and File I/O

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$ ./length i (a Hangul character)

Your string is: "(the character)"

Length of your string is: 3 bytes.

Length of your string is: 1 characters.

Width of your string is: 2 columns.

9.4 Extraction of Characters

The following program extracts all characters contained in the given string.

/* extract.c

*

* a sample program to extract each character contained in the string

* not internationalized

*/

#include 

#include 

int main(int argc, char **argv)

{

char *p;

int c;

if (argc < 2) {

printf("Usage: %s [string]\n", argv[0]);

return 0;

}

printf("Your string is: \"%s\".\n", argv[1]);

c = 0;

for (p=argv[1] ; *p ; p++) {

printf("Character #%d is \"%c\".\n", ++c, *p);

}

return 0;

}

Using wide characters, the program can be rewritten as following.