To integrate results edited in a simultaneous parallel manner by a plurality of persons into one compsn. result by integrating a plurality of composing processing results obtained by storing, regenerating and editing the processing results of a character compsn. on the basis of inputted character data into one compsn. result.

A keyboard 2 inputting a command of processing of a character compsn. or the like or data such as character data and a mouse 3 are connected to an execution processor 1. The character data may be one inputted from a typewriter or a word processor. A disk device storing the command row inputted through the keyboard 2 and the mouse 3 or the data of character data and an RAM 5 are connected to the execution processor 1. A CRT monitor 6 displaying a command execution state is connected to the execution processor 6 and an output machine 7 of a printer outputting the execution result of a command as a block copy data is connected thereto. This execution processor 1 is operated according to a command executing flow chart.