"Many programming languages rely on library functions for string handling. COBOL too, uses Intrinsic Functions for some tasks but most string manipulation is done using Reference Modification and the three string handling verbs : INSPECT, STRING and UNSTRING.This unit examines the first of three string handling verbs and aims to provide you with a solid understanding of its various formats and
. modifying phrases.Here is the link: http://www.csis.ul.ie/COBOL/Course/Inspect.htm"