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fn.not

fn.not(
   $arg as ValueIterator
) as Boolean

Summary

Returns true if the effective boolean value is false, and false if the effective boolean value is true. The $arg parameter is first reduced to an effective boolean value by applying the fn:boolean function.

Parameters
$arg The expression to negate.

Example

fn.not(true)

=> false

Example

fn.not("false")

=> false

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