LongestCommonSubsequence

LongestCommonSubsequence[s1,s2]
finds the longest contiguous subsequence of elements common to the strings or lists s1 and s2.

Details and OptionsDetails and Options

  • If there are several common subsequences of the same length, LongestCommonSubsequence returns the one that appears earliest in s1.
  • For strings, setting the option IgnoreCase->True makes LongestCommonSubsequence treat lowercase and uppercase letters as equivalent, and return the form of common subsequence that occurs in s1.

ExamplesExamplesopen allclose all

Basic Examples  (1)Basic Examples  (1)

Find the longest contiguous subsequence common to two strings:

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Find the longest contiguous subsequence common to two lists:

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Introduced in 2008
(7.0)