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This method returns the results of applying the iterator to each element. This method is aliased as collect() method.
Iterator.map([context]); |
<html> <head> <title>Prototype examples</title> <script type="text/javascript" src="/javascript/prototype.js"> </script> <script> function showResult(){ alert( $R(1,5).collect(function(n) {return n * n;}) ); // returns [1, 4, 9, 16, 25] } </script> </head> <body> <p>Click the button to see the result.</p> <br /> <br /> <input type="button" value="Result" onclick="showResult();"/> </body> </html> |
To understand it in better way you can Try it yourself.
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