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empty_string(3alleg4) Allegro manual empty_string(3alleg4)


empty_string - Universal string NULL terminator. Allegro game programming library.


#include <allegro.h>

extern char empty_string[];


You can't just rely on "" to be a valid empty string in any encoding format. This global buffer contains a number of consecutive zeros, so it will be a valid empty string no matter whether the program is running in ASCII, Unicode, or UTF-8 mode.

version 4.4.3 Allegro