-HELP: building
-{ $var-description "Temporary mutable growable sequence holding elements accumulated so far by " { $link make } "." } ;
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-HELP: make
-{ $values { "quot" quotation } { "exemplar" "a sequence" } { "seq" "a new sequence" } }
-{ $description "Calls the quotation in a new " { $emphasis "dynamic scope" } ". The quotation and any words it calls can execute the " { $link , } " and " { $link % } " words to accumulate elements. When the quotation returns, all accumulated elements are collected into a sequence with the same type as " { $snippet "exemplar" } "." }
-{ $examples { $example "USING: namespaces prettyprint ;" "[ 1 , 2 , 3 , ] { } make ." "{ 1 2 3 }" } } ;
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-HELP: ,
-{ $values { "elt" object } }
-{ $description "Adds an element to the end of the sequence being constructed by " { $link make } "." } ;
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-HELP: %
-{ $values { "seq" "a sequence" } }
-{ $description "Appends a sequence to the end of the sequence being constructed by " { $link make } "." } ;
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