Data commit

Task/Unicode-strings/C/unicode-strings.c

@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <locale.h>
+
+/* wchar_t is the standard type for wide chars; what it is internally
+ * depends on the compiler.
+ */
+wchar_t poker[] = L"♥♦♣♠";
+wchar_t four_two[] = L"\x56db\x5341\x4e8c";
+
+int main() {
+    /* Set the locale to alert C's multibyte output routines */
+    if (!setlocale(LC_CTYPE, "")) {
+        fprintf(stderr, "Locale failure, check your env vars\n");
+        return 1;
+    }
+
+#ifdef __STDC_ISO_10646__
+    /* C99 compilers should understand these */
+    printf("%lc\n", 0x2708);    /* ✈ */
+    printf("%ls\n", poker);     /* ♥♦♣♠ */
+    printf("%ls\n", four_two);  /* 四十二 */
+#else
+    /* oh well */
+    printf("airplane\n");
+    printf("club diamond club spade\n");
+    printf("for ty two\n");
+#endif
+    return 0;
+}