Questions on the manipulation of String objects in Mathematica, and the functions used for these manipulations.

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18
votes
0answers
121 views

Why is StringExpression faster than RegularExpression?

Edit: as noted by Albert Retey the performance difference is only seen when sub expression extraction is performed. If this test is used below the timings are similar: ...
3
votes
0answers
84 views

Unicode beyond Basic Multilingual Plane

String manipulation takes a dive when characters beyond \:FFFF are used e.g. Mathematical Alphanumeric Symbols. The characters display fine but doing string ...
1
vote
0answers
69 views

How to extend dictionary.txt

How to extend the default dictionary.txt for Dictionarylookup to all words? For example, first I ...