<?php
- /**
- ** array.php
- **
- ** This contains functions that work with array manipulation. They
- ** will help sort, and do other types of things with arrays
- **
- **/
- $array_php = true;
+/**
+ * array.php
+ *
+ * Copyright (c) 1999-2002 The SquirrelMail Project Team
+ * Licensed under the GNU GPL. For full terms see the file COPYING.
+ *
+ * This contains functions that work with array manipulation. They
+ * will help sort, and do other types of things with arrays
+ *
+ * $Id$
+ */
- function ary_sort($ary,$col, $dir = 1){
- // The globals are used because USORT determines what is passed to comp2
- // These should be $this->col and $this->dir in a class
- // Would beat using globals
- if(!is_array($col)){
- $col = array("$col");
- }
- $GLOBALS["col"] = $col; // Column or Columns as an array
- $GLOBALS["dir"] = $dir; // Direction, a positive number for ascending a negative for descending
+function ary_sort($ary,$col, $dir = 1)
+{
+ /* The globals are used because USORT determines what is passed to comp2 */
+ /* These should be $this->col and $this->dir in a class */
+ /* Would beat using globals */
+ if (!is_array($col)) {
+ $col = array($col);
+ }
+ $GLOBALS['col'] = $col; /* Column or Columns as an array */
+ if ($dir > 0) {
+ $dir = 1;
+ }
+ else {
+ $dir = -1;
+ }
+ /* Direction, a positive number for ascending a negative for descending */
+ $GLOBALS['dir'] = $dir;
- usort($ary,comp2);
- return $ary;
- }
+ usort($ary,'array_comp2');
+ return $ary;
+}
- function comp2($a,$b,$i = 0) {
- global $col;
- global $dir;
- $c = count($col) -1;
- if ($a["$col[$i]"] == $b["$col[$i]"]){
- $r = 0;
- while($i < $c && $r == 0){
- $i++;
- $r = comp2($a,$b,$i);
- }
- } elseif($a["$col[$i]"] < $b["$col[$i]"]){
- $r = -1 * $dir; // Im not sure why you must * dir here, but it wont work just before the return...
- } else {
- $r = 1 * $dir;
- }
- return $r;
- }
+function array_comp2($a,$b,$i = 0)
+{
+ global $col;
+ global $dir;
+ $c = count($col) -1;
+ if ($a[$col[$i]] == $b[$col[$i]]) {
+ $r = 0;
+ while ($i < $c && $r == 0) {
+ $i++;
+ $r = comp2($a,$b,$i);
+ }
+ }
+ elseif ($a[$col[$i]] < $b[$col[$i]]) {
+ return (- $dir);
+ }
+ return $dir;
+}
- function removeElement($array, $element) {
- $j = 0;
- for ($i = 0;$i < count($array);$i++)
- if ($i != $element) {
+function removeElement($array, $element)
+{
+ $j = 0;
+ for ($i = 0;$i < count($array);$i++) {
+ if ($i != $element) {
$newArray[$j] = $array[$i];
$j++;
- }
-
- return $newArray;
- }
+ }
+ }
+ return $newArray;
+}
- function array_cleave($array1, $column)
- {
+function array_cleave($array1, $column)
+{
$key=0;
$array2 = array();
while ($key < count($array1)) {
- array_push($array2, strtolower($array1[$key]["$column"]));
+ array_push($array2, $array1[$key][$column]);
$key++;
}
-
return ($array2);
- }
+}
?>