else if($act=="editContent"){

//修改文件内容

//echo "修改文件！";

$content=file_get_contents($filename);

//echo $content;

$str=<<<EOF

<form action="index.php?act=doEdit" method="post">

<textarea name="txt" cols="190" rows="10">{$content}</textarea>

<input type='hidden' name='filename' value='{$filename}'/>

<input type="hidden" name="path" value="{$path}" /> 

<button type="submit">修改文件内容</button>

</form>

EOF;

echo $str;

}else if($act=="doEdit"){

//修改文件内容的操作

$content=$_REQUEST['txt'];

//echo $content;

if(file_put_contents($content,$filename)){

$msg="文件修改成功！";

}else{

 $msg="文件修改失败！";

}

alertMsg($msg,$redirect);

}

?>