September 2017
Beginner
402 pages
9h 52m
English
Content preview from Perl 6 Deep Dive
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Positioning regexes with anchors
In many cases, a regex has to be applied to the string in such a way that its beginning coincides with the beginning of the string. For example, if a phone number contains the + character, it can only appear in the first position.
Perl 6 regexes have so-called anchors—special characters, that anchor a regex to either the beginning or the end of the string or a logical line.
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