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Lucee Function Reference
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Function ISCUSTOMFUNCTION

Determines whether a name represents a custom function

Example

iscustomfunction(any name,[string type]):boolean

Arguments

The arguments for this function are set. You can not use other arguments except the following ones.
Name Type Required Description
name any  Yes the function to test  
type string  No limit to a specific type (closure,lambda,udf), if not set all custom function types are accpeted.