php quicksort

This article mainly introduced the PHP fast sort quicksort realization method, combined with the example form analysis the fast sorting principle and the PHP realizes the quick sorting the related operation skill, needs the friend to refer to the

This example describes the PHP quick sort quicksort. Share to everyone for your reference, specific as follows: Quicksort In the fast sorting algorithm, the divide-and-conquer strategy is used. First, the sequence is divided into two sub sequences,

QuickSort and quicksort. QuickSort, quicksort1? Php2functionsortQuick ($ a) {# aisanarrayofnumbers34 # lengthofa5 $ mcount ($ a); 67if ($ m2) {8 return $ a; 9} 1011 $ else $ a [0 Quick Sort, quicksort 1

PHPfunctionInsert_sort ($arr){ $count=Count($arr); for($i= 1;$i$count;$i++){ $tmp=$arr[$i]; $j=$i-1; while($arr[$j]>$tmp){ $arr[$j+1] =$arr[$j]; $arr[$j] =$tmp; $j--; if($j){ Break;//here with continue still

EAccelerator is an excellent PHP accelerator. By caching compiled PHP code files, the PHP compilation overhead on the server is almost zero. The overhead of the eAccelerator is also very small. The latest PHP5.4.8 installation of eAccelerator

PHP recursion error I wrote a class Sort. php. the code for fast sorting of the methods in it is as follows: & lt ;? Phpclass & nbsp; Sort {& nbsp; public & nbsp; function & nbsp; quickSort ($ arr) {$ countcount ($ arr); if ($ cou PHP recursive

Why is PHP uncomfortable with large systems. I have been developing PHP applications for the past four years. PHP is indeed very easy to write. However, PHP also has some very serious defects. Next I will give my reasons why PH has been devoted to

This paper summarizes the classic PHP algorithm. Share to everyone for your reference, as follows:1, first to draw a diamond to play, a lot of people learn C in the book are painted, we use PHP painting, draw half.Idea: How many lines for once, then

Php implements the quick sorting function code. Code 1: Copy the code as follows :? Phpfunctionquicksort ($ str) {if (count ($ str) 1) return $ str; if the number is not big, $ key $ str [0] is returned. get a value, code 1 will be used later: The

1. PHP Copy Code code as follows: $unsorted = Array (2,4,5,63,4,5,63,2,4,43); function Quicksort ($array) { if (count ($array) = 0) return Array (); $pivot = $array [0]; $left = $right = Array (); for ($i = 1; $i if