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<br><BR>Legpuller.<BR><br><BR>Besides using the evil eval, how does it limit the indexes it acts on?<BR><br><BR><br><BR><br><BR><div>> Date: Tue, 26 Jul 2011 15:29:49 +0100<br>> From: patrick.lockley@googlemail.com<br>> To: xerte@lists.nottingham.ac.uk<br>> Subject: [Xerte] Re: sum part of array?<br>> <br>> eval(array.join("+")) ?<br>> <br>> On Tue, Jul 26, 2011 at 2:50 PM, Dave Burnett <d_b_burnett@hotmail.com> wrote:<br>> ><br>> ><br>> > Just out of curiosity, is there any way to sum part of an array?<br>> ><br>> ><br>> > [1,2,3,4,5]<br>> ><br>> ><br>> > Lets say I have an index variable and I always will want to sum from 0 to<br>> > that variable.<br>> ><br>> ><br>> > pseudo<br>> > my_array.sum(0,var);<br>> ><br>> ><br>> > Or am I forced to loop + add?<br>> ><br>> ><br>> > Or any elegant way to create a temp array of the target elements and sum on<br>> > that instead?<br>> ><br>> ><br>> > Dave<br>> ><br>> ><br>> ><br>> ><br>> ><br>> > This message and any attachment are intended solely for the addressee and<br>> > may contain confidential information. If you have received this message in<br>> > error, please send it back to me, and immediately delete it. Please do not<br>> > use, copy or disclose the information contained in this message or in any<br>> > attachment. Any views or opinions expressed by the author of this email do<br>> > not necessarily reflect the views of the University of Nottingham.<br>> ><br>> > This message has been checked for viruses but the contents of an attachment<br>> > may still contain software viruses which could damage your computer system:<br>> > you are advised to perform your own checks. Email communications with the<br>> > University of Nottingham may be monitored as permitted by UK legislation.<br>> ><br>> > _______________________________________________<br>> > Xerte mailing list<br>> > Xerte@lists.nottingham.ac.uk<br>> > http://lists.nottingham.ac.uk/mailman/listinfo/xerte<br>> ><br>> > This message and any attachment are intended solely for the addressee and<br>> > may contain confidential information. If you have received this message in<br>> > error, please send it back to me, and immediately delete it. Please do not<br>> > use, copy or disclose the information contained in this message or in any<br>> > attachment. Any views or opinions expressed by the author of this email do<br>> > not necessarily reflect the views of the University of Nottingham.<br>> ><br>> > This message has been checked for viruses but the contents of an attachment<br>> > may still contain software viruses which could damage your computer system:<br>> > you are advised to perform your own checks. Email communications with the<br>> > University of Nottingham may be monitored as permitted by UK legislation.<br>> ><br>> ><br>> ><br>> <br>> _______________________________________________<br>> Xerte mailing list<br>> Xerte@lists.nottingham.ac.uk<br>> http://lists.nottingham.ac.uk/mailman/listinfo/xerte<br></div> </div></body>
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