Getting Started with regular expressions and memos

1 Ordinary characters

The simplest kind of text description is to give the content to match directly. If you want to "Generic specialization, the decorator pattern, chains of responsibilities, and extensible software." Find pattern, then the regular type Direct is "heels" can

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2 Character Set fit

Place the character in brackets, which is the character set. A character set that tells the regular engine to match characters from a character set and matches only one character.

Character	Matched characters	Example
[...]	Match any one of the characters in parentheses	[ABC] can match a single character, a, B or C, but cannot match other characters
[^...]	Match any character in a non-parenthesis	[^ABC] can match any one character except A,b,c, such as D,e,f

Getting Started with regular expressions and memos