(PHP 4, PHP 5, PHP 7) Set up external entity reference handler

(PHP 4, PHP 5, PHP 7) Get options from an XML parser

(PHP 4, PHP 5, PHP 7) Set options in an XML parser

(PHP 4, PHP 5, PHP 7) Get current column number for an XML parser

(PHP 4, PHP 5, PHP 7) Set up unparsed entity declaration handler

(PHP 4, PHP 5, PHP 7) Get current line number for an XML parser

(PHP 4, PHP 5, PHP 7) Set up character data handler

(PHP 4 >= 4.0.5, PHP 5, PHP 7) Set up start namespace declaration handler

(PHP 4, PHP 5, PHP 7) Get current byte index for an XML parser

(PHP 4, PHP 5, PHP 7) Converts a string with ISO-8859-1 characters encoded with UTF-8 to single-byte ISO-8859-1