JavaScript DHTML/Mochkit/iextend
iextend(...) function
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Base.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Iter.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/DOM.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Style.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Logging.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Iter.js"></script>
</head> <body>
<script type="text/javascript"> alert( compare(iextend([1], range(2)), [1, 0, 1]) ); </script>
</body> </html>
</source>
iextend handles array-like iterables
<source lang="html4strict">
<html> <head>
<script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Base.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Iter.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/DOM.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Style.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Logging.js"></script> <script type="text/javascript" src="MochiKit-1.4.2/lib/MochiKit/Iter.js"></script>
</head> <body>
<script type="text/javascript"> var rval = []; var o = [0, 1, 2, 3]; o.next = range(2).next; alert( iextend([], o).length ); </script>
</body> </html>
</source>