用于PowerBuilder源码中，指定文件或者目录，批量查找替换某些值，DW源码可自动导入，非DW源码可以保存到新目录中，手工导入(For PowerBuilder source code, specify the file or directory, batch search, replace some values, DW source code can be imported automatically, non DW source code, you can save to the new directory, manual import)