Writes a formatted string into a #GString. This function is similar to g_string_printf() except that the arguments to the format string are passed as a va_list.
the string format. See the printf() documentation
the parameters to insert into the format string
2.14
See Implementation
Writes a formatted string into a #GString. This function is similar to g_string_printf() except that the arguments to the format string are passed as a va_list.