Lex在文字替换中的妙用

The Magical Function of Lex in Characters Replacing

着重介绍了一种使用Lex工具进行多字符串替换的方法，使用这种方法可以使大量重复的文本替换工作高效省时。

A method of replacing multiple strings of characters with Lex is put forward in this paper, in which a large number of repetitive jobs of replacing strings of characters could be achieved rapidly and effechvely.