ALPHA-VISION® Functions of Data Object Server: Obj_StsCmp

Obj_StsCmp

SUMMARY

Obj_StsCmp - Compare actual status with value

SYNTAX

Obj_StsCmp(pointid,value);

ARGUMENTS

pointid

Name of the Data Object

value

Compare value

RETURN VALUE

0: false
1: true

DESCRIPTION

Compares the status of a Data Object with a given value.

EXAMPLES

Obj_StsCmp(SINUS,1);

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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