CS200 Winter 2018Regular ExpressionsTo build a complex pattern•start simple•add to pattern one small piece at a time•test as you goWhen doing replacements•build and test the search pattern first•then build the replacementSave useful patterns in a text fileIf something doesn’t seem to work, check the documentation•details of regular expressions syntax vary from application to application•eg MS Word uses non-standard syntax,and lacks some standard features (sigh...)21Hints For Using Regular Expressions
CS200 Winter 2018Regular ExpressionsUseful Software for Experimenting With Regular ExpressionsRegExplorer (Shareware for Mac & Windows, $12 US)A Better Finder Rename (Shareware for Mac & Windows, $20 US)Mac:Windows: A Better Finder Select ($10) is interesting, too.22
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Text editor, Regular expression, regular expressions, Pattern matching