.\" Automatically generated by Pandoc 2.9.2.1 .\" .TH "al_ustr_vappendf" "3alleg5" "" "Allegro reference manual" "" .hy .SH NAME .PP al_ustr_vappendf - Allegro 5 API .SH SYNOPSIS .IP .nf \f[C] #include bool al_ustr_vappendf(ALLEGRO_USTR *us, const char *fmt, va_list ap) \f[R] .fi .SH DESCRIPTION .PP Like al_ustr_appendf(3alleg5) but you pass the variable argument list directly, instead of the arguments themselves. See al_ustr_newf(3alleg5) about the \[lq]%s\[rq] and \[lq]%c\[rq] specifiers. .PP Returns true on success, false on error. .SH SEE ALSO .PP al_ustr_appendf(3alleg5), al_ustr_append(3alleg5)