htmlParseCharRef is available since version 1.0.
Prototype:
number htmlParseCharRef(number ctxt)
Parameters
ctxt
an HTML parser context
Description:
Parse Reference declarations.
[66] CharRef ::= '&#' [0-9]+ ';' | '&#x' [0-9a-fA-F]+ ';'
Return value:
Returns the value parsed (as an int).