**Note:** This function is not part of the mPDF class, and is located in the htmltoolkit.php file. It is called without the class prefix e.g. $mpd->
**Note:** **strcode2utf** is useful for preparing text to be used as a Watermark, or for the metadata properties of Title, Author, Creator and Keywords - which require UTF-8 encoded strings with no entities.
The input string, containing HTML numerical entities e.g. Ά or •
Specifies whether to convert HTML numerical entities of ASCII characters (<128).
TRUE: Convert all HTML numerical entities to UTF-8 characters
FALSE: Only convert characters above codepoint 127
**Note:** This function does not convert named character entities like & " or »