Conditional structures: Difference between revisions

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 =={{header|Retro}}==
-===if, ifTrue, and ifFalse===
+===choose, if, and -if===
-<lang Retro>( condition ) [ ( true statements  ) ] ifTrue
+<lang Retro>condition  [ true statements ] if
-( condition ) [ ( false statements ) ] ifFalse
+condition  [ false statements ] -if
-( condition ) [ ( true statements  ) ] [ ( false statements ) ] if</lang>
+condition  [ true statements  ] [ false statements ] choose</lang>
 These forms can be used interactively, or inside function definitions.