1. A variable replacement apparatus which replaces variable names in a text with corresponding variable values, each variable name formed by at least one character and each character in the variable name having a corresponding format, the apparatus comprising: variable name extracting means for extracting a variable name from the text; variable value acquisition means for obtaining a variable value corresponding to the variable name extracted by said variable name extracting means; variable name analyzing means for analyzing the corresponding format of each character forming the variable name; variable value converting means for converting the variable value obtained by said variable value acquisition means so that the variable value has a format which is determined in accordance with the corresponding format of each character forming the variable name; and variable replacing means for replacing the variable name in the text by the converted variable value.
8. The variable replacement apparatus as claimed in claim 1, wherein said variable name analyzing means analyzes the corresponding formats of respective characters forming the variable name, the corresponding formats including different colors.