class lookup_public_id_as_string :Makes a resolver for?fixenc:Pxp_types.encoding -> (string * string) list ->
resolver
PUBLIC
identifiers. The catalog argument specifies
pairs (pubid, text)
mapping PUBLIC
identifiers to XML text (which must
begin with <?xml ...?>
).
The same restriction as for lookup_public_id_as_file
applies.
fixenc
: Overrides the encoding of the strings.