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Published in:
1985 | OriginalPaper | Chapter
Parameters
Author : Professor Dr. Niklaus Wirth
Published in: Programming in Modula-2
Publisher: Springer Berlin Heidelberg
Included in: Professional Book Archive
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Procedures may be given parameters.They are the essential feature that make procedures so useful. Consider again the previous example of procedure Add. Very likely a program contains several arrays to which the procedure should be applicable. Redefining it for each such array would be cumbersome, inelegant, and can be avoided by introducing its operand as a parameter as follows.