IsUndefined Function

 Top  Previous  Next

Returns true if the variable is undefined. The only variables that are set as undefined are series and indicators prior to priming.

 

Syntax

 

booleanValue = IsUndefined( variable )

 

Parameters

variable

 

the variable to evaluate

 

 

 

returns

 

true if the variable is undefined

 

Examples

 

notDefined = IsUndefined( instrument.averageTrueRange )