Illustrate the term LEX
Illustrate the term LEX? Describe in detail.
Expert
LEX: It is a tool which performs lexical analysis method. LEX helps to recognize the fundamental valid elements termed as tokens out of the input stream. It scans the entire program and produces valid tokens which are a group of characters such as keywords, constants, identifiers and so on. LEX as well keeps account of line numbers and white spaces.
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