lookbehind
English
Etymology
Noun
lookbehind (countable and uncountable, plural lookbehinds)
- (computing, regular expressions) The analysis of the preceding characters before the regular expression is matched.
- 2004, Mehran Habibi, Java Regular Expressions: Taming the java.util.regex Engine
- [There] are times when it's useful to be able to look to the left of the current position being considered to see what the past had to say about a particular pattern. That is the purpose of lookbehinds.
- 2004, Mehran Habibi, Java Regular Expressions: Taming the java.util.regex Engine
Hypernyms
Hyponyms
- (regular expressions): negative lookbehind (?<!)
- (regular expressions): positive lookbehind (?<=)
See also
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