php foreach正序倒序输出示例

php foreach正序倒序输出

例子：

// 正序
foreach($files as $file_num => $file) {
    if(is_file($directory.$file)){
        //$file = iconv("gb2312","UTF-8",$file);  //或者 iconv("gb2312","UTF-8",$value);
        $date = substr($file,0,9);
        echo '
';
        echo '';
        echo '';
        echo '
    }
}

// 倒序
foreach(array_reverse($files) as $file_num => $file) {
    if(is_file($directory.$file)){
        //$file = iconv("gb2312","UTF-8",$file);  //或者 iconv("gb2312","UTF-8",$value);
        $date = substr($file,0,9);
        echo '
';
        echo '';
        echo '';
        echo '
    }
}