PROBLEM TO BE SOLVED: To assist in carrying out ongoing examination for grasping the specification of an information system.;SOLUTION: A program relation analyzer of the present invention comprises: a program syntax analysis unit 111 for syntactically analyzing a program file and extracting the relation of a program and a data block that is a variable group declared in the program; a program relationship calculation unit 112 for calculating a degree of association that indicates an operational relationship between a plurality of programs on the basis of the result of program file syntactic analysis; an operation name extraction unit 113 for classifying the plurality of programs into program groups on the basis of program relationship and extracting an operation name from a data block group that appears in common in the program groups; and an output device 15 for displaying the program group and the operation name.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2019,JPO&INPIT
展开▼
