<div class="codebody" id="code58538">
_array_sort($arrFile,1,1);//根据name字段排序
_array_sort($arrFile,3,1);//根据size字段排序
/
@records 要排序的数组
@field要排序的字段,注意是数字
@reverse正序还是反序
/
function _array_sort($records,$field,$reverse,$defaultSortField = 0)
{
$uniqueSortId = 0;
$hash = array();
$sortedRecords = array();
$tempArr = array();
$indexedArray = array();
$recordArray = array(); foreach($records as $record)
{
$uniqueSortId++;
$recordStr = implode("|",$record)."|".$uniqueSortId;
$recordArray[] = explode("|",$recordStr);
} $primarySortIndex = count($record);
$records = $recordArray; foreach($records as $record)
{
$hash[$record[$primarySortIndex]] = $record[$field];
}
uasort($hash,"strnatcasecmp");
if($reverse)
$hash = array_reverse($hash,true); $valueCount = array_count_values($hash); foreach($hash as $primaryKey => $value)
{
$indexedArray[] = $primaryKey;
} $i = 0;
foreach($hash as $primaryKey => $value)
{
$i++;
if($valueCount[$value] > 1)
{
foreach($records as $record)
{
if($primaryKey == $record[$primarySortIndex])
{
$tempArr[$record[$defaultSortField]."__".$i] = $record;
break;
}
} $index = array_search($primaryKey,$indexedArray); if(($i == count($records)) || ($value != $hash[$indexedArray[$index+1]]))
{
uksort($tempArr,"strnatcasecmp"); if($reverse)
$tempArr = array_reverse($tempArr); foreach($tempArr as $newRecs)
{
$sortedRecords [] = $newRecs;
} $tempArr = array();
}
}
else
{
foreach($records as $record)
{
if($primaryKey == $record[$primarySortIndex])
{
$sortedRecords[] = $record;
break;
}
}
}
}
return $sortedRecords;
}