In computer science, pattern matching is the act of checking a given sequence of tokens for the presence of the constituents of some pattern. In contrast to pattern recognition, the match usually has to be exact: "either it will or will not be a match."

What is pattern matching explain?

Pattern matching is the process of checking whether a specific sequence of characters/tokens/data exists among the given data. ... It is also used to find and replace a matching pattern in a text or code with another text/code. Any application that supports search functionality uses pattern matching in one way or another.

What is pattern matching example?

For example, x* matches any number of x characters, [0-9]* matches any number of digits, and . * matches any number of anything. A regular expression pattern match succeeds if the pattern matches anywhere in the value being tested.