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Saiful 2021-01-17 10:20:15 +06:00
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# Lookahead and lookbehind
Sometimes we need to find only those matches for a pattern that are followed or preceeded by another pattern.
Sometimes we need to find only those matches for a pattern that are followed or preceded by another pattern.
There's a special syntax for that, called "lookahead" and "lookbehind", together referred to as "lookaround".