PHP two-dimensional array sorting-PHP source code

PHP two-dimensional array sorting php code

/*** @ Package 2D array sorting * @ version $ Id: FunctionsMain. inc. php, v 1.32 11:38:37 wwccss Exp $ *** Sort an two-dimension array by some level two items use array_multisort () function. ** sysSortArray ($ Array, "Key1", "SORT_ASC", "SORT_RETULAR", "Key2 "......) * @ Author Chunsheng Wang
 
  
* @ Param array $ ArrayData the array to sort. * @ param string $ KeyName1 the first item to sort. * @ param string $ SortOrder1 the order to sort by ("SORT_ASC" | "SORT_DESC ") * @ param string $ SortType1 the sort type ("SORT_REGULAR" | "SORT_NUMERIC" | "SORT_STRING") * @ return array sorted array. */function sysSortArray ($ ArrayData, $ KeyName1, $ SortOrder1 = "SORT_ASC", $ SortType1 = "SORT_REGULAR") {if (! Is_array ($ ArrayData) {return $ ArrayData;} // Get args number. $ ArgCount = func_num_args (); // Get keys to sort by and put them to SortRule array. for ($ I = 1; $ I <$ ArgCount; $ I ++) {$ Arg = func_get_arg ($ I); if (! Eregi ("SORT", $ Arg) {$ KeyNameList [] = $ Arg; $ SortRule [] = '$ '. $ Arg;} else {$ SortRule [] = $ Arg ;}// Get the values according to the keys and put them to array. foreach ($ ArrayData AS $ Key => $ Info) {foreach ($ KeyNameList AS $ KeyName) {$ KeyName} [$ Key] = $ Info [$ KeyName] ;}// Create the eval string and eval it. $ EvalString = 'Array _ multisort ('. join (",", $ SortRule ). ', $ ArrayData);'; eval ($ EvalString); return $ ArrayData ;}