PROGRAM PREPARATION SUPPORTING DEVICE

PURPOSE:To prepare a program while confirming an executing state by performing the test execution of the program within a desired range to perform the test execution when that range is designated even in the middle of program preparation and displaying the executing state of the program simultaneously with a source program. CONSTITUTION:This device is composed of a program input device 10 for inputting the source program, program translation device 20 for translating the source program into the program of an execution form for each step, program storage device 30 for storing the program of the execution form, test execution controller 70 for designating the range to perform the test execution of the program, program executing device 40 for executing the program within the designated range, executing state storage device 50 for storing the executed result of the program, display device 60 for displaying the source program and the executing state on one screen, and executing state change device 80 for reloading the executing state at need.