LongestMatch
As of Version 6.0, LongestMatch has been superseded by the pattern object Longest.
LongestMatch[p]
is a string pattern object matching the longest sequence of characters consistent with the string pattern p.
Wolfram Research (2004), LongestMatch, Wolfram Language function, https://reference.wolfram.com/language/ref/LongestMatch.html.
Text
Wolfram Research (2004), LongestMatch, Wolfram Language function, https://reference.wolfram.com/language/ref/LongestMatch.html.
CMS
Wolfram Language. 2004. "LongestMatch." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/LongestMatch.html.
APA
Wolfram Language. (2004). LongestMatch. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/LongestMatch.html