封装好的条码生成器类（目前支持39码)，输入字符串，输出条码图片，可输出到硬盘文件，也可输出到内存缓冲。-Packaging good barcode generator category (currently supports 39 yards), input string, output barcode image can be output to disk files can also be output to a memory buffer.

封装好的条码生成器类（目前支持39码)，输入字符串，输出条码图片，可输出到硬盘文件，也可输出到内存缓冲。-Packaging good barcode generator category (currently supports 39 yards), input string, output barcode image can be output to disk files can also be output to a memory buffer.