We aren't going to add a method to array for removing items at an index. There is already a native method for this and it works just fine.
2009/8/6 Fábio M. Costa <fabiomco...@gmail.com> > This addition can be discussed.I think that splice is kind of complicated > for ppl who never saw it before, ive never seen it before javascript. > > Dont know, you have to convince the awesome guys upstairs. > > > -- > Fábio Miranda Costa > Solucione Sistemas > Front-End Engineer > http://meiocodigo.com > > > On Thu, Aug 6, 2009 at 11:59 AM, Steve Onnis <st...@cfcentral.com.au>wrote: > >> >> In addition you could make it easier to use like this >> >> Array.implement({ >> deleteAt : function (index) { >> if (index > this.length-1) return; >> this.splice(index,1); >> } >> }); >> >> And then just call.... >> >> >> test_array.deleteAt(0); >> >> To be honest I am very surprised something like this isnt already in the >> framework >> >> >> Another option also is to leave what you have and do this... >> >> delete test_array[0]; >> test_array.clean(); >> >> I wouldn't but its an option >> >> >> Steve >> >> -----Original Message----- >> From: Steve Onnis [mailto:st...@cfcentral.com.au] >> Sent: Friday, 7 August 2009 12:41 AM >> To: mootools-users@googlegroups.com >> Subject: [Moo] Re: each error on IE >> >> >> In the instance you have provided below yes it will cause an error as by >> the >> time you loop over "test_array" the first index is no longer there and is >> undefined. Even though you are deleting it the length of the array is >> still >> 2 so the first time it loops, "item" will be undefined and because it is >> undefined or whatever, the method "each()" is not available for a null >> value. >> >> To do it properly you should use splice() >> ( >> https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Global_Objec >> ts/Array/splice<https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Global_Objec%0Ats/Array/splice> >> ) >> >> You should really tidy up your array creation also >> >> >> // Create the arrays >> array0 = ['00','01']; >> array1 = ['10','11']; >> >> // COPY the arrays into new memory space to make sure >> // dont have a conflict when you remove the array later >> test_array = [$A(array0), $A(array1)] ; >> >> // Remove the first item in the array >> test_array.splice(0,1) >> >> // Test output >> test_array.each(function(items, row){ >> items.each(function(i, r){ >> document.write(r + " : " + i + "<br />" ); >> }); >> }); >> >> >> Steve >> >> >> -----Original Message----- >> From: Shrike [mailto:martin.sile...@gmail.com] >> Sent: Thursday, 6 August 2009 8:39 PM >> To: MooTools Users >> Subject: [Moo] each error on IE >> >> >> Hello, >> >> can you help me to solve the IE error on this script? >> >> http://mooshell.net/gYxKu/ >> >> no errors with firefox or chrome >> >> var array0 = new Array(); >> array0[0] = '00'; >> array0[1] = '01'; >> >> var array1 = new Array(); >> array1[0] = '10'; >> array1[1] = '11'; >> >> var test_array = new Array(); >> >> test_array[0] = array0; >> test_array[1] = array1; >> >> delete test_array[0]; >> >> test_array.each(function(items, row){ >> >> items.each(function(i, r){ // IE error >> >> alert(i); >> >> }); >> >> }); >> >> >> >
