Detects changes of input data between the current call and the previous call to the Value Has Changed PtByPt VI. Details
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initialize, when TRUE, initializes the internal state of the VI. |
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input data is the set of input data. |
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has changed becomes TRUE when the value changes. |
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output data is a copy of input data. |
You can use the Value Has Changed PtByPt VI to trigger events when a user changes an input parameter. The Boolean indicator has changed becomes TRUE when the change of input data occurs.