PHP基于COM的Excel操作类（PHP5）

无聊写这玩的，喜欢扩展的朋友别忘了发我一份哦，哈哈 谢谢，

ps：测试没什么效率的说，哈哈~~~

[e-mail]复制PHP内容到剪贴板
PHP代码:

/**
*基 于 COM 的 Excel 操作类(PHP5.x)
*PHPer:T.T.R
*Date:[2007-05-24]
*Ver:1.0.0
*Blog:[url]http://www.Gx3.cn[/url] [url]http://Gx3.cn[/url]
*QQ:252319874
*/
class Excel
{
static $instance=null;
private $excel=null;
private $workbook=null;
private $workbookadd=null;
private $worksheet=null;
private $worksheetadd=null;
private $sheetnum=1;
private $cells=array();
private $fields=array();
private $maxrows;
private $maxcols;
private $filename;

//构造函数
private function Excel()
{
$this->excel = new COM("Excel.Application") or die("Did Not Connect");
}

//类入口
public static function getInstance()
{
if(null == self::$instance)
{
self::$instance = new Excel();
}
return self::$instance;
}

//设置文件地址
public function setFile($filename)
{
return $this->filename=$filename;
}

//打开文件
public function Open()
{
$this->workbook=$this->excel->WorkBooks->Open($this->filename);
}

//设置Sheet
public function setSheet($num=1)
{
if($num>0)
{
$this->sheetnum=$num;
$this->worksheet=$this->excel->WorkSheets[$this->sheetnum];
$this->maxcols=$this->maxCols();
$this->maxrows=$this->maxRows();
$this->getCells();
}
}

//取得表所有值并写进数组
private function getCells()
{
for($i=1;$imaxcols;$i++)
{
for($j=2;$jmaxrows;$j++)
{
$this->cells[$this->worksheet->Cells(1,$i)->value][]=(string)$this->worksheet->Cells($j,$i)->value;
}
}
return $this->cells;
}

//返回表格内容数组
public function getAllData()
{
return $this->cells;
}

//返回制定单元格内容
public function Cell($row,$col)
{
return $this->worksheet->Cells($row,$col)->Value;
}

//取得表格字段名数组
public function getFields()
{
for($i=1;$imaxcols;$i++)
{
$this->fields[]=$this->worksheet->Cells(1,$i)->value;
}
return $this->fields;
}

//修改制定单元格内容
public function editCell($row,$col,$value)
{
if($this->workbook==null || $this->worksheet==null)
{
echo "Error:Did Not Connect!";
}else{
$this->worksheet->Cells($row,$col)->Value=$value;
$this->workbook->Save();
}
}

//修改一行数据
public function editOneRow($row,$arr)
{
if($this->workbook==null || $this->worksheet==null || $row>=2)
{
echo "Error:Did Not Connect!";
}else{
if(count($arr)==$this->maxcols-1)
{
$i=1;
foreach($arr as $val)
{
$this->worksheet->Cells($row,$i)->Value=$val;
$i++;
}
$this->workbook->Save();
}
}
}

//取得总列数
private function maxCols()
{
$i=1;
while(true)
{
if(0==$this->worksheet->Cells(1,$i))
{
return $i;
break;
&nb

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