目前,国内运用COBOL语言的公司很少,导致目前国内懂cobol的程序员甚少.我这里提供几个由简入深的例子,希望对大家能够有用-Currently, the domestic use of COBOL companies rarely, led to the current domestic cobol programmers understand very little. I have here a few deep from simple example, We hope to be able to useful