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6.2 The Simple

We can start our discussion of regular expression by considering the simplest of operators that can actually be used to create all possible regular expressions (11). All the other regular expression operators can actually be reduced into a set of these simple operators.

6.2.1 Simple Characters  
6.2.2 The * Special Character  
6.2.3 The . Character  
6.2.4 The | Character  
6.2.5 Grouping with ()s  
6.2.6 The Anchor Characters  

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