Defines a language called EXPRESS which consists of language elements which allow an unambiguous data definition and specification of constraints on the data defined and by which aspects of product data can be specified. Deals with data types and constraints on instances of the data types. Also defines a graphical representation (EXPRESS-G) for a subset of the constructs in the EXPRESS language. EXPRESS is not a programming language.

General information

  • Status :  Withdrawn
    Publication date : 1994-12
  • Edition : 1
    Number of pages : 208
  • :
    ISO/TC 184/SC 4
    Industrial data
  • 25.040.40
    Industrial process measurement and control

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information.