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Checks whether a specific key for an instance of the InventCostTransVarianceList class already exists.
Syntax
public boolean exists(str _parmKey)
Run On
Called
Parameters
- _parmKey
Type: str
Return Value
Type: boolean
true if the key already exists; otherwise, false.
Remarks
This limits the exists function of a map so that it can only be used with a string value as a key.