Function Probe

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Periodically probe a function and set its value to this variable. To poll a stream for a level, use this with the Probe Signal block.


(R): Run-time adjustable

Block ID
ID of another block in this flow graph. An empty Block ID references the flow graph itself.
Function Name
Name of a class method of the block labeled in Block ID.
Function Args
Parameters passed into the function specified under Function Name. For a function with no arguments, leave function args blank. When passing a string for the function arguments, quote the string literal: '"arg"'. The values will used literally, and generated into the following form:
or, if the Block ID is empty,
Poll Rate
in Hz.
Initial Value (R)
Initial value of function

Example Flowgraph

Source Files