What’s the purpose of the noncharacters U+FDD0 to U+FDEF?
OK the question is “what are they for” and “Why are they in the middle of the Arabic Presentation Forms”. There was a need for a block of 32 non-characters “to make additional codes available to programmers to use for internal processing purposes” http://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&id=IWS-Chapter04a#4d3110c8 It was required that it be in the Basic Multilingual Plane … Read more