In Hour 21, “Date Manipulation,” you learned about the
Intrinsic Functions associated with date processing. In addition to these functions, COBOL comes equipped with a wealth of additional
Intrinsic Functions that fill the need for a variety of items such as
• Mathematical and statistical
• Financial application
• String manipulation
Functions such as random number generation
These functions bring features to COBOL that, prior to their introduction in 1989, had to be designed and coded by programmers, sometimes using complex algorithms. Many of these functions can help make programming much easier for the COBOL programmer.
The first subset ...