ISO 10303-11-2004 工业自动化系统和集成.产品数据表示和交换.第11部分:描述方法:EXPRESS语言参考手册

标准号：ISO 10303-11-2004
中文标准名称：工业自动化系统和集成.产品数据表示和交换.第11部分:描述方法:EXPRESS语言参考手册
英文标准名称：Industrial automation systems and integration - Product data representation and exchange - Part 11: Description methods: The EXPRESS language reference manual
标准类型：N18
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：N18
国际标准分类号：35.240.30;35.240.50
适用范围：This part of ISO 10303 defines a language by which aspects of product data can be specified. The language is called EXPRESS. This part of ISO 10303 also defines a graphical representation for a subset of the constructs in the EXPRESS language. This graphical representation is called EXPRESS-G. EXPRESS is a data specification language as defined in ISO 10303-1. It consists of language elements which allow an unambiguous data definition and specification of constraints on the data defined. The following are within the scope: — data types; — constraints on instances of the data types. The following are outside the scope of this part of ISO 10303: — definition of database formats; — definition of file formats; — definition of transfer formats; — process control; — information processing; — exception handling. EXPRESS is not a programming language.