lookahead

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English[edit]

Etymology[edit]

look +‎ ahead

Pronunciation[edit]

Noun[edit]

lookahead (countable and uncountable, plural lookaheads)

  1. (computing, software compilation) The analysis in advance of subsequent decisions that would be made if a particular branch of an algorithm was followed.
    Our computer chess program uses lookahead to avoid difficult endgames.
  2. (computing, regular expressions) The analysis of the subsequent characters before the regular expression is matched.

Hypernyms[edit]

See also[edit]