Return a newly allocated string, which describes the contents of a
#GValue. The main purpose of this function is to describe #GValue
contents for debugging output, the way in which the contents are
described may change between different GLib versions.
Return a newly allocated string, which describes the contents of a #GValue. The main purpose of this function is to describe #GValue contents for debugging output, the way in which the contents are described may change between different GLib versions.