if(is_array($data['channel'])){ $data['channel']==implode(',', $data['channel']); }
时间: 2023-08-09 17:10:14 浏览: 61
这段代码首先判断$data数组中键名为'channel'的值是否为数组,如果是,则使用implode()函数将该数组转换为字符串,并将转换后的字符串重新赋值给$data数组中键名为'channel'的元素。
具体来说,implode()函数是将数组中的元素按照指定的分隔符连接成一个字符串。例如,如果有以下数组:
```
$channel = array('news', 'sports', 'entertainment');
```
使用implode()函数将该数组转换为字符串的代码为:
```
$str = implode(',', $channel);
```
其中,','是指定的分隔符,$str的值为"news,sports,entertainment"。
回到原代码,如果$data数组中的'channel'键名对应的值是数组,例如:
```
$data = array('channel' => array('news', 'sports', 'entertainment'));
```
则该代码将使用implode()函数将该数组转换为字符串,并将转换后的字符串重新赋值给$data数组中的'channel'键名,例如:
```
$data = array('channel' => 'news,sports,entertainment');
```
这样做的目的是将数组转换为字符串,方便存储或输出数据。
相关问题
$urls = array( 'http://www.example.com/1.html', 'http://www.example.com/2.html', ); $api = 'http://data.zz.baidu.com/urls?site=https://3gqq.cn&token=LA8UpYR7d3zCQ2RL'; $ch = curl_init(); $options = array( CURLOPT_URL => $api, CURLOPT_POST => true, CURLOPT_RETURNTRANSFER => true, CURLOPT_POSTFIELDS => implode("\n", $urls), CURLOPT_HTTPHEADER => array('Content-Type: text/plain'), ); curl_setopt_array($ch, $options); $result = curl_exec($ch); echo $result;翻译成asp.net源码
以下是将上述PHP代码翻译成ASP.NET的源代码:
```
string[] urls = new string[] {
"http://www.example.com/1.html",
"http://www.example.com/2.html"
};
string api = "http://data.zz.baidu.com/urls?site=https://3gqq.cn&token=LA8UpYR7d3zCQ2RL";
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(api);
request.Method = "POST";
request.ContentType = "text/plain";
using (StreamWriter writer = new StreamWriter(request.GetRequestStream())) {
writer.Write(string.Join("\n", urls));
}
string result;
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse()) {
using (StreamReader reader = new StreamReader(response.GetResponseStream())) {
result = reader.ReadToEnd();
}
}
Console.WriteLine(result);
```
解读以下PHP方法 public function search(array $auth, $where, string $clientField , string $shopField , string $storeField ) { $where = !is_array($where) ? json_decode($where, true) : $where; //验证权限 $client=false; $shop=false; $store=false; foreach($where as $k=>$v){ if($clientField){ if($v['field']==$clientField){ $v['value']=$auth['client_id']; $client=true; } } if($shopField && $auth['shop_ids'] != '0'){ if($v['field']==$shopField){ $v['value']=$this->authCheck($auth['shop_ids'],$v['value']); $shop=true; } } if($storeField && $auth['store_ids'] != '0'){ if($v['field']==$storeField){ $v['value']=$this->authCheck($auth['shop_ids'],$v['value']); $store=true; } } } if(!$client && $clientField){ $where[]=[ 'type'=>'=', 'field'=>$clientField, 'value'=>$auth['client_id'] ]; } if(!$shop && $shopField && $auth['shop_ids'] !='0'){ $where[]=[ 'type'=>'=', 'field'=>$shopField, 'value'=>$auth['shop_ids'] ]; } if(!$store && $storeField && $auth['store_ids'] !='0'){ $where[]=[ 'type'=>'=', 'field'=>$storeField, 'value'=>$auth['store_ids'] ]; } //转化搜索 $search=[]; foreach ($where as $k => $v) { if ($v['value']) { switch ($v['type']) { case '=': $value = $v['value']; if (is_array($v['value'])) { $value = $v['value'][0]['id']; } $search[] = [$v['field'], '=', $value]; break; case 'like': $search[] = [$v['field'], 'like', '%' . $v['value'] . '%']; break; case 'between': $search[] = [$v['field'], 'between', [$v['value'][0], $v['value'][1]]]; break; case 'in': $value = []; foreach ($v['value'] as $k2 => $v2) { $value[] = $v2['id']; } $value = implode(',', $value); $search[] = [$v['field'], 'in', $value]; break; case 'time': $value = $v['value']; $start = ''; $end = ''; //今日 if ($v['value'] == 'today') { $start = strtotime(date("Y-m-d") . ' 00:00:00'); $end = strtotime(date("Y-m-d") . ' 24:00:00'); } //昨日 if ($v['value'] == 'yesterday') { $start = strtotime(date("Y-m-d", strtotime("-1 day")) . ' 00:00:00'); $end = strtotime(date("Y-m-d", strtotime("-1 day")) . ' 24:00:00'); } //最近7天 if ($v['value'] == '7') { $end = strtotime(date("Y-m-d") . ' 00:00:00'); $start = strtotime(date("Y-m-d", strtotime("-7 day")) . ' 24:00:00'); } //最近30天 if ($v['value'] == '30') { $end = strtotime(date("Y-m-d") . ' 00:00:00'); $start = strtotime(date("Y-m-d", strtotime("-30 day")) . ' 24:00:00'); } //自定义时间 if (is_array($v['value'])) { $start = strtotime($value[0] . ' 00:00:00'); $end = strtotime($value[1] . ' 24:00:00'); } $search[] = [$v['field'], 'between', [$start, $end]]; break; } } } return $search; } /** * @param $value1 * @param $value2 * @return string */ public function authCheck($value1,$value2){ $value1=explode(',',$value1); $value2=explode(',',$value2); $value=[]; foreach($value2 as $k=>$v){ foreach($value1 as $k2=>$v2){ if($v == $v2){ $value[]=$v2; } } } return implode(',',$value); }
这是一个 PHP 方法,名为 search,接受五个参数:一个数组 $auth,一个 $where,以及三个字符串 $clientField、$shopField 和 $storeField。在方法中,首先对 $where 进行了判断,如果不是数组,则将其解码为数组。接下来,对权限进行了验证,分别对 $clientField、$shopField 和 $storeField 进行了判断,如果 $where 中的某个元素的 field 与对应的字符串相等,则将其 value 设置为 $auth 中对应的值,并将对应的变量设置为 true。
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