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Replace lookaheads with lookarounds in definition of lookarounds

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Lucky Ozoka 2018-11-26 21:30:35 +01:00
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@ -409,7 +409,7 @@ shorthand character sets are as follows:
Lookbehind and lookahead (also called lookaround) are specific types of Lookbehind and lookahead (also called lookaround) are specific types of
***non-capturing groups*** (Used to match the pattern but not included in matching ***non-capturing groups*** (Used to match the pattern but not included in matching
list). Lookaheads are used when we have the condition that this pattern is list). Lookarounds are used when we have the condition that this pattern is
preceded or followed by another certain pattern. For example, we want to get all preceded or followed by another certain pattern. For example, we want to get all
numbers that are preceded by `$` character from the following input string numbers that are preceded by `$` character from the following input string
`$4.44 and $10.88`. We will use following regular expression `(?<=\$)[0-9\.]*` `$4.44 and $10.88`. We will use following regular expression `(?<=\$)[0-9\.]*`