Introduction - If you have any usage issues, please Google them yourself
Design prepared by commissioning a specific lexical analysis program to deepen the understanding of the principles of lexical analysis. And mastery of the programming language source code scanning process will be broken down into various types of word lexical analysis methods.
The preparation of a read word process, from input source to identify the independent significance of each word, which basically reserved words, identifiers, constants, operators, delimiters five categories. And in turn the output of each word its own internal code word symbols and values .