REBOL 3 Docs Guide Concepts Functions Datatypes Errors
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REBOL 3 Functions: paren?

paren?  value

Returns TRUE if it is this type.

Arguments:

value [any-type!]

See also:

type?  

Description

Returns FALSE for all other values. A paren is identical to a block, but is immediately evaluated when found.

print paren? second [123 (456 + 7)]
true
print paren? [1 2 3]
false


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