PHP str2arr函数代码示例

 /**
 * 该方法的返回值为一下格式
 * $result => {
 * '    headers'=>  //提供列表的头
 * '    rows'=>     //列表的内容(当前商品的属性的自由组合)
 * }
 *
 *
 *当前商品的属性值的值自由组合的sql
 * select concat(t0.id,'#',t1.id) as goods_attribute_ids,t0.value as value0,t1.value as value1 from
    (select id,value from goods_attribute where goods_id = 16 and attribute_id =2) as t0,
    (select id,value from goods_attribute where goods_id = 16 and attribute_id = 6) as t1
 order by t0.id,t1.id
 *
 */
 public function getProducts($goods_id)
 {
     //>>1.准备headers的数据(当前商品的多值属性)
     $headers = $this->getMultValueAttribute($goods_id);
     //>>2.准备rows的数据
     //>>2.1 拼装自由组合的sql
     $sql = "select concat(";
     $goods_attribute_ids = array();
     //存放id
     $values = array();
     //存放值
     $selects = array();
     foreach ($headers as $k => $header) {
         $goods_attribute_ids[] = "t{$k}.id";
         $values[] = "t{$k}.value as value{$k}";
         $selects[] = "(select id,value from goods_attribute where goods_id = {$goods_id} and attribute_id ={$header['id']}) as t{$k}";
     }
     $sql .= arr2str($goods_attribute_ids, ",'#',") . ' ) as goods_attribute_ids,';
     $sql .= arr2str($values, ',') . ' from ';
     $sql .= arr2str($selects, ',') . ' order by ';
     $sql .= arr2str($goods_attribute_ids, ',');
     //>>2.2 再执行查询
     $rows = $this->query($sql);
     foreach ($rows as &$row) {
         //>>这两步保证下的在前面
         $goods_attribute_ids = str2arr($row['goods_attribute_ids'], '#');
         sort($goods_attribute_ids);
         $row['goods_attribute_ids'] = arr2str($goods_attribute_ids, '#');
     }
     //>>2.3.准备当前商品对应的产品
     $products = $this->where(array('goods_id' => $goods_id))->select();
     $goods_attribute_ids = array_column($products, 'goods_attribute_ids');
     $products = array_combine($goods_attribute_ids, $products);
     return array('headers' => $headers, 'rows' => $rows, 'products' => $products);
 }

 /**
  * 得到商品的多值属性,产品列表数据
  * @param $goods_id
  * @return array
  */
 public function getMultAttribute($goods_id)
 {
     //查询当前商品的多值的name
     $sql = "select DISTINCT a.name,ga.attribute_id from goods_attribute as ga join attribute as a on ga.attribute_id=a.id where ga.goods_id={$goods_id} and a.input_type=2 and a.attribute_type=2";
     $head = $this->query($sql);
     //查询当前商品的多值笛卡尔积组合
     $rows = '';
     if ($head) {
         //拼凑sql
         $table = '';
         $field1 = '';
         $field2 = '';
         foreach ($head as $k => $v) {
             $field1 .= "t{$k}.value as value{$k},";
             $field2 .= "t{$k}.id,'#',";
             $table .= "(select * from goods_attribute where goods_id={$goods_id} and attribute_id={$v['attribute_id']}) as t{$k},";
         }
         $sql = 'select concat(' . trim($field2, ',\'#\',') . ') as attribute_ids,' . trim($field1, ',') . ' from ' . trim($table, ',');
         $rows = $this->query($sql);
         //将结果中attribute_ids排序
         foreach ($rows as &$row) {
             $temp = str2arr($row['attribute_ids'], '#');
             sort($temp);
             //排序
             $row['attribute_ids'] = arr2str($temp, '#');
         }
         unset($row);
     }
     return array('head' => $head, 'rows' => $rows);
 }

 /**
  * 定时任务,将redis中的点击次数更新到mysql中
  */
 public function redisToMysql()
 {
     //>>1.连接上redis
     $redis = getRedis();
     //>>2.需要从redis中得到所有商品的浏览次数
     $keys = $redis->keys('goods_view_times:*');
     $values = $redis->mget($keys);
     //>>3.将浏览次数保存到数据库表goods_click中
     foreach ($keys as $i => $key) {
         $goods_id = str2arr($key, ':')[1];
         //从goods_view_times:10中取出商品的id
         $view_times = $values[$i];
         //对应的浏览次数
         $row = M('GoodsClick')->where('goods_id=' . $goods_id)->find();
         if ($row) {
             //有则更新
             M('GoodsClick')->where(array('goods_id' => $goods_id))->setInc('click_times', $view_times);
         } else {
             //无则生成
             M('GoodsClick')->add(array('goods_id' => $goods_id, 'click_times' => $view_times));
         }
     }
     //>>4.将redis中的键删除
     $redis->del($keys);
 }

 public function upload()
 {
     /* 返回标准数据 */
     $return = array('status' => 1, 'info' => '上传成功', 'data' => '');
     /* 获取当前分类附件配置信息 */
     $default = C('ATTACHMENT_DEFAULT');
     $category = get_category(I('get.category'));
     /* 分类正确性检测 */
     if (empty($category)) {
         $return['status'] = 0;
         $return['info'] = '没有指定分类或分类不正确；';
     } else {
         $config = $category['extend']['attachment'];
         $config = empty($config) ? $default : array_merge($default, $config);
         /* 检测并上传附件 */
         if (in_array('2', str2arr($config['allow_type']))) {
             $setting = C('ATTACHMENT_UPLOAD');
             /* 调用文件上传组件上传文件 */
             $File = M('File');
             $info = $File->upload($_FILES, $setting, $config['driver'], $config['driver_config']);
             /* 记录附件信息 */
             if ($info) {
                 $return['data'] = think_encrypt(json_encode($info['attachment']));
             } else {
                 $return['status'] = 0;
                 $return['info'] = $File->getError();
             }
         } else {
             $return['info'] = '该分类不允许上传文件附件！';
             $return['status'] = 0;
         }
     }
     /* 返回JSON数据 */
     $this->ajaxReturn($return);
 }

 /**
  * 文档保存成功后执行行为
  * @param  array  $data     文档数据
  * @param  array  $catecory 分类数据
  */
 public function documentSaveComplete($param)
 {
     if (MODULE_NAME == 'Home') {
         list($data, $category) = $param;
         /* 附件默认配置项 */
         $default = C('ATTACHMENT_DEFAULT');
         /* 合并当前配置 */
         $config = $category['extend']['attachment'];
         $config = empty($config) ? $default : array_merge($default, $config);
         $attach = I('post.attachment');
         /* 该分类不允许上传附件 */
         if (!$config['is_upload'] || !in_array($attach['type'], str2arr($config['allow_type']))) {
             return;
         }
         switch ($attach['type']) {
             case 1:
                 //外链
                 # code...
                 break;
             case 2:
                 //文件
                 $info = json_decode(think_decrypt($attach['info']), true);
                 if (!empty($info)) {
                     $Attachment = D('Addons://Attachment/Attachment');
                     $Attachment->saveFile($info['name'], $info, $data['id']);
                 } else {
                     return;
                     //TODO:非法附件上传，可记录日志
                 }
                 break;
         }
     }
 }

 private function hanlderRow(&$rows)
 {
     foreach ($rows as &$row) {
         if (!empty($row['option_values'])) {
             $row['option_values'] = str2arr($row['option_values'], "\r\n");
         }
     }
 }

 /**
  * 根据goods_type_id,查询属性信息
  * @param $goods_type_id
  * @return mixed
  */
 public function getListByGoodsTypeId($goods_type_id)
 {
     $rows = $this->where(array('goods_type_id' => $goods_type_id, 'status' => 1))->field('sort,intro,status', true)->select();
     //将option_values变成数组
     foreach ($rows as &$row) {
         $row['option_values'] = str2arr($row['option_values']);
     }
     unset($row);
     return $rows;
 }

 public function clear()
 {
     if (IS_POST) {
         $PATHs = $_REQUEST['delids'];
         $arrPath = str2arr($PATHs, ',');
         foreach ($arrPath as $path) {
             //var_dump(delDirAndFile($path));
             delDirAndFile($path);
         }
         $this->ajaxReturn(array("status" => 200, "message" => "缓存文件已清除"));
     }
 }

 /**
  * 设置where查询条件
  * @param  number  $category 分类ID
  * @param  number  $pos      推荐位
  * @param  integer $status   状态
  * @return array             查询条件
  */
 private function listMap($category, $status = '', $pos = null)
 {
     /* 设置状态 */
     if ($status) {
         $map = array('status' => $status);
     }
     /* 设置分类 */
     if (!is_null($category)) {
         if (is_numeric($category)) {
             $map['category_id'] = $category;
         } else {
             $map['category_id'] = array('in', str2arr($category));
         }
     }
     /* 设置推荐位 */
     if (is_numeric($pos)) {
         $map[] = "position & {$pos} = {$pos}";
     }
     return $map;
 }

function get_str2arr($str)
{
    if ($str) {
        $emp = str2arr($str, ';');
        for ($i = 0; $i < count($emp); $i++) {
            $emp_no[] = str2arr($emp[$i], '|')[1];
        }
        if ($emp_no) {
            return $emp_no;
        }
    }
}

 private function delchildcat($cid)
 {
     // 找出所有子栏目及自身
     $strchild = $this->category_model->getOne('catid,arrchildid', array('catid' => $cid));
     $arrchild = str2arr($strchild['arrchildid']);
     // 判断子栏目或者自身下是否有文章
     foreach ($arrchild as $c) {
         if ($this->article_model->getOne('artid,catid', array('catid' => $c))) {
             return $c;
         } else {
             continue;
         }
     }
     $this->category_model->deleteOne("catid in(" . $strchild['arrchildid'] . ")");
     return true;
 }

/**
 * 检查$pos(推荐位的值)是否包含指定推荐位$contain
 * @param number $pos 推荐位的值
 * @param number $contain 指定推荐位
 * @return boolean true 包含 ， false 不包含
 * @author huajie <banhuajie@163.com>
 */
function check_document_position($pos = 0, $contain = 0)
{
    if (empty($pos) || empty($contain)) {
        return false;
    }
    $arr = str2arr($pos);
    $count = count($arr);
    if ($count !== 1) {
        return in_array($contain, $arr);
    } else {
        //将两个参数进行按位与运算，不为0则表示$contain属于$pos
        $res = $pos & $contain;
        if ($res !== 0) {
            return true;
        } else {
            return false;
        }
    }
}

$in = "{$in}{$in}";
echo "strbin_ulong(", $in, ") = ", strbin_ulong($in), "<BR>";
echo "<BR>";
/**********************************************************/
echo "*******************************<BR>";
echo "str2arr(\$string) : <BR>";
echo "*******************************<BR>";
/**********************************************************/
$in = "01000001";
echo "str2arr(", $in, ") = ", str2arr($in), "<BR>";
$in = "0100000v";
echo "str2arr(", $in, ") = ", str2arr($in), "<BR>";
$in = "";
echo "str2arr(", $in, ") = ", str2arr($in), "<BR>";
$in = "10000000000000000000000000000000";
echo "str2arr(", $in, ") = ", str2arr($in), "<BR>";
echo "<BR>";
/**********************************************************/
echo "*******************************<BR>";
echo "readbit_ulong(\$val,\$bit) : <BR>";
echo "*******************************<BR>";
/**********************************************************/
$in = "~U~U~";
$pos = "0";
echo "readbit_ulong(", $in, ",", $pos, ") = ", readbit_ulong($in, $pos), "<BR>";
$pos = "1";
echo "readbit_ulong(", $in, ",", $pos, ") = ", readbit_ulong($in, $pos), "<BR>";
$pos = "30";
echo "readbit_ulong(", $in, ",", $pos, ") = ", readbit_ulong($in, $pos), "<BR>";
$pos = "31";
echo "readbit_ulong(", $in, ",", $pos, ") = ", readbit_ulong($in, $pos), "<BR>";

 /**
  * 邮箱列表
  * @param [uid] [用户ID]
  * @param int $page 页数
  * @param int $page_size 条数
  * @param [folder=''] [error]
  * @param [folder=0] [未读邮件]
  * @param [folder=1] [收件箱]
  * @param [folder=2] [发件箱]
  * @param [folder=3] [草稿箱]
  * @param [folder=4] [已删除]
  * @param [folder=5] [垃圾邮件]
  * @param [folder=6] [永久删除]
  * @return [type] id [邮件ID]
  * @return [type] folder [类型]
  * @return [type] name [<标题>]
  * @return [type] content [内容]
  * @return [type] add_file [<附件>]
  * @return [type] from [发送者]
  * @return [type] reply_to [<接受者>]
  * @return [type] cc [<抄送>]
  * @return [type] read [<是否已读>]
  * @return [type] user_id [<发送者ID>]
  * @return [type] user_name [<发送者姓名>]
  * @return [type] create_time [<description>]
  * @return [type] update_time [<description>]
  * @return [type] is_del [<是否删除>]
  * @return [type] bcc [<密送>]
  * @return [type] is_bcc [<是否密送>]
  */
 public function email_list()
 {
     $emp_id = UID;
     $folder = $_REQUEST['folder'];
     $page = $_REQUEST['page'];
     $page_size = $_REQUEST['page_size'];
     $where = $this->search_email();
     switch ($folder) {
         case '1':
             //收件箱
             $where['folder'] = array('eq', 1);
             $where['is_del'] = array('eq', 0);
             break;
         case '2':
             //发件箱
             $where['folder'] = array('eq', 2);
             $where['is_del'] = array('eq', 0);
             break;
         case '3':
             //草稿箱
             $where['folder'] = array('eq', 3);
             $where['is_del'] = array('eq', 0);
             break;
         case '4':
             //已删除
             $where['folder'] = array('eq', 4);
             break;
         case '5':
             //垃圾邮件
             $where['folder'] = array('eq', 5);
             $where['is_del'] = array('eq', 0);
             break;
         case '6':
             //永久删除
             $where['is_del'] = array('eq', 1);
             break;
         case '0':
             //未读邮件
             $where['folder'] = array('eq', 1);
             $where['read'] = array('eq', 0);
             $where['is_del'] = array('eq', 0);
             break;
         default:
             $where['is_del'] = array('eq', 0);
             break;
     }
     $where['user_id'] = $emp_id;
     $order = 'create_time desc';
     $data = M("Mail")->where($where)->order($order)->select();
     for ($i = 0; $i < count($data); $i++) {
         $from[$i] = str2arr($data[$i]['from'], '|');
         $data[$i]['from'] = $from[$i][0] ? $from[$i][0] : '';
         $data[$i]['folder'] = $data[$i]['folder'] ?: '';
         $data[$i]['mid'] = $data[$i]['mid'] ?: '';
         $data[$i]['name'] = $data[$i]['name'] ?: '';
         $data[$i]['content'] = $data[$i]['content'] ?: '';
         $data[$i]['add_file'] = $data[$i]['add_file'] ?: '';
         $data[$i]['read'] = $data[$i]['read'] ?: '';
         $data[$i]['user_name'] = $data[$i]['user_name'] ?: '';
         $data[$i]['create_time'] = $data[$i]['create_time'] ?: '';
         $data[$i]['update_time'] = $data[$i]['update_time'] ?: '';
         $data[$i]['is_bcc'] = $data[$i]['is_bcc'] ?: '';
     }
     $result = page($page, $page_size, $data);
     if ($result) {
         $this->result(1, '查询成功', $result);
     } else {
         $this->result(0, '没有数据', '');
     }
 }

function hexString_2_booleanArray($hex)
{
    $len = strlen($hex);
    $t = "0000000100100011010001010110011110001001101010111100110111101111";
    $binString = "";
    for ($i = 0; $i < $len; $i++) {
        $binString .= substr($t, hexdec(substr($hex, $i, 1)) * 4, 4);
    }
    return str2arr($binString);
}