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Character Sample ​

This sample shows how to walk a Unicode string with get_next_char, obtain each unichar, and inspect its UnicodeType.

Adapted from the archived Vala Character Sample page.

See Language Features and Introductory Samples for the full set.

vala
void main () {
    string s = "1234567890 ١٢٣٤٥٦٧٨٩۰ ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz أبتةثجحخدذرزسشصضطظعغفقكلمنهوي";
    unichar c;
    for (int i = 0; s.get_next_char (ref i, out c);) {
        UnicodeType type = c.type ();
        stdout.printf ("'%s' is ", c.to_string ());
        switch (type) {
        case UnicodeType.UPPERCASE_LETTER:
            stdout.printf ("UPPERCASE_LETTER\n");
            break;
        case UnicodeType.LOWERCASE_LETTER:
            stdout.printf ("LOWERCASE_LETTER\n");
            break;
        case UnicodeType.OTHER_LETTER:
            stdout.printf ("OTHER_LETTER\n");
            break;
        case UnicodeType.DECIMAL_NUMBER:
            stdout.printf ("DECIMAL_NUMBER\n");
            break;
        case UnicodeType.SPACE_SEPARATOR:
            stdout.printf ("SPACE_SEPARATOR\n");
            break;
        default:
            break;
        }
    }
}

Compile and run ​

shell
valac character.vala
./character