Re: array_diff

On Thu, Oct 02, 2003 at 11:28:23AM +0200, Angelo Zanetti wrote: : : I know what the problem was, firstly that when doing an array_diff the keys : are preserved. Therefore If I was looping through $arrayResult for the count : of elements (in this case 2) then thats where the blank value comes in. SO : therefore if I wanted to get all the values out of the $arrayResult that are : not blank, would I loop through the array the amount of times that there are : elements in the $array1, because $arrayResult will be the same size as : $array1 and also because the keys are preserved? : : Im not sure if Im heading in the right direction, with regards to gettig the : values out the $arrayResult. How about using a foreach() automatically walk the array without having to worry about the keys? I wonder if there is a function to re-index an array while preserving numerical order. If order is not important, a sort() will re-index the array.