Peter Thanks for the suggestions.
> On 25 Mar 2016, at 16:03, Peter TB Brett <peter.br...@livecode.com> wrote: > > On 2016-03-25 08:33, Peter W A Wood wrote: >> I have an array which contains a second array. (myArray[“numbers”][]). >> ... >> automatically change the index of the remaining entries? > > Hi Peter, > > LiveCode arrays are actually dictionaries (more like JavaScript objects than > JavaScript arrays). There aren't currently any push/pop syntax for LiveCode > arrays. Thanks for the confirmation as I wasn’t sure that was the case for all arrays due to the existence of the extents function. > I would recommend two things: > > 1) Arrange your algorithm so that you extract things one-by-one from the > _end_ of the numbered array, rather than the start. This is more efficient! It is not possible in this case as the order of the elements is significant. I use a different function to remove the last element of the array. > > 2) Alternatively, you can shift everything along, which will be slow: > > function PopStart @xArray > local tLength, tItem, tKey > > put the number of elements in xArray into tLength > if tLength is 0 then return empty > > put xArray[1] into tItem > > repeat with tKey = 2 to tLength > put xArray[tKey] into xArray[tKey - 1] > end repeat > delete xArray[tLength] > > return tItem > end PopStart This is what I am currently having to do but am not too worried yet as I believe in the “Getting it working, getting it working correctly, getting working quickly approach”. > I hope that's helpful. Thanks for the suggestions. Kind regards Peter _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode