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ALPHA-VISION® Functions of Data Object Server: Obj_CmpValues
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Obj_CmpValues
SUMMARY
Obj_CmpValues - Compares values of 2 dataobjects
SYNTAX
Obj_CmpValues(pointid1,pointid2);
ARGUMENTS
- pointid1
-
Name of the first data object
- pointid2
-
Name of the second data object
RETURN VALUE
0: 'false'
1: 'true'
DESCRIPTION
Compares the values of two data objects.
EXAMPLES
Obj_CmpValues(ELEV0,ELEV1);
The values of the objects ELEV0 and ELEV1 are compared.
On equal a ‘1’ is returned otherwise ‘0’.
Syntax Notation
- [aaa]
- aaa is optional (zero or one occurences)
- (aaa|bbb)
- aaa exclusive or bbb
- (aaa)*
- aaa may occur indefinitely often or may be omitted
- (aaa)+
- aaa may occur indefinitely often but at least once
- (aaa)m..n
- aaa may occur from m to n times