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Returns True if (and only if) the input argument is False.

Name Type Description
inValue Bool
outValue Bool


  • This is a primitive mathematical filter. It is recommended to use Formula Blocks instead.
  • It is usually better to use ".Not" property output that can be created on any boolean filter output. Read more about property outputs.


Description of usage of this filter can be found in examples and tutorial: Image Modification Using the HMI, TcpIp Shoutbox Server, TcpIp Shoutbox Client.

Complexity Level

This filter is available on Basic Complexity Level.