Wikibooks

Rebol Programming/true?

< Rebol Programming
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USAGE:

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TRUE? val

DESCRIPTION:

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Returns true if an expression can be used as true.

TRUE? is a function value.

ARGUMENTS

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  • val -- (Type: any)

SOURCE CODE

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true?: func [
    "Returns true if an expression can be used as true." 
    val
][not not :val]
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