Variadic function: Difference between revisions

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 =={{header|Arturo}}==
+<lang rebol>;-------------------------------------------
+; a quasi-variadic function
+;-------------------------------------------
+variadic: function [args][
+    loop args 'arg [
+        print arg
+    ]
+]
+; calling function with one block param
-<lang arturo>printAll: @(args){
+; and the arguments inside
-	loop args {
-		print &
-	}
-}
-printAll #("one" "two" "three")</lang>
+variadic ["one" 2 "three"]
+;-------------------------------------------
+; a function with optional attributes
+;-------------------------------------------
+variable: function [args][
+    print ["args:" args]
+    if? attr? "with" [
+        print ["with:" attr "with"]
+    ]
+    else [
+        print "without attributes"
+    ]
+]
+variable "yes"
+variable.with:"something" "yes!"</lang>
 {{out}}
 <pre>one
-two
-three</pre>
+three
+args: yes
+without attributes
+args: yes!
+with: something</pre>
 =={{header|AutoHotkey}}==