VB源码,报表打印,条形码打印 　　VB6.0源码设计的条形码打印程序，输入条形码，单击窗体即可启动打印程序，程序会自动检测打印机并执行打印功能。-VB source code, report printing, barcode printing barcode printing program designed by VB6.0 source, enter the bar code, click the form to start the print program, the progra

COBOL语言的简单报表程序。打印季度的销售情况并计算总金额。-A simple COBOL language report program. Sales of printing quarter and calculate the total amount.