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.TH "al_ustr_appendf" "3" "" "Allegro reference manual"
.SH NAME
al_ustr_appendf \- Allegro 5 API
.SH SYNOPSIS
.IP
.EX
#include \f[B]<allegro5/allegro.h>\f[R]

bool al_ustr_appendf(ALLEGRO_USTR *us, const char *fmt, ...)
.EE
.SH DESCRIPTION
This function appends formatted output to the string \f[CR]us\f[R].
\f[CR]fmt\f[R] is a printf\-style format string.
See al_ustr_newf(3) about the \[lq]%s\[rq] and \[lq]%c\[rq] specifiers.
.PP
Returns true on success, false on error.
.SH SEE ALSO
al_ustr_vappendf(3), al_ustr_append(3)