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Reverse words in a string: Difference between revisions
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print();
});</lang>
=={{header|Swift}}==
<lang swift>import Foundation
// convenience extension for better clarity
extension String {
var lines: [String] {
get {
return self.componentsSeparatedByCharactersInSet(NSCharacterSet.newlineCharacterSet())
}
}
var words: [String] {
get {
return self.componentsSeparatedByCharactersInSet(NSCharacterSet.whitespaceCharacterSet())
}
}
}
let input = "---------- Ice and Fire ------------\n\nfire, in end will world the say Some\nice. in say Some\ndesire of tasted I've what From\nfire. favor who those with hold I\n\n... elided paragraph last ...\n\nFrost Robert -----------------------\n"
let output = input.lines.map { $0.words.reverse().joinWithSeparator(" ") }.joinWithSeparator("\n")
print(output)</lang>
{{out}}
<pre>
------------ Fire and Ice ----------
Some say the world will end in fire,
Some say in ice.
From what I've tasted of desire
I hold with those who favor fire.
... last paragraph elided ...
----------------------- Robert Frost
</pre>
=={{header|Tcl}}==
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