OpenTP1 Version 7 Programming Reference C Language
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version attribute
Format
Attribute meaning
The version attribute specifies a specific version of a remote interface.
Specification item
major
Specify this item with an integer between 0 and 65535.
minor
Specify this item with an integer between 0 and 65535.
Explanation
- Specify a version number with a set of integers indicating main version and sub-version numbers or an integer indicating the main version number only. Delimit the main version and sub-version numbers with a period (.) without inserting a space. If no sub-version is specified, 0 is assumed.
- If the version attribute is not specified, 0.0 is set as default.
- The client and server can communicate under the following conditions:
- The version number of the interface called by the client is the same as the interface advertised by the server.
- The sub-version number of the interface called by the client is the same as or lower than the interface advertised by the server.
Specification example
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