DOKK / manpages / debian 10 / allegro4-doc / gui_strlen.3alleg4.en
gui_strlen(3alleg4) Allegro manual gui_strlen(3alleg4)

gui_strlen - Returns the length of a string in pixels. Allegro game programming library.

#include <allegro.h>

int gui_strlen(const char *s);

Helper function for use by the GUI routines. Returns the length of a string in pixels, ignoring '&' characters.

gui_textout_ex(3alleg4)

version 4.4.2 Allegro