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PHP文字套红处理

WBOY
WBOYOriginal
2016-06-20 12:32:031161browse

对信息内容中的关键字进行套红处理,即搜索某个关键词,搜索出的该关键词的字体色为红色

/**   * 关键字套红方法   *    * @access public   * @param array $options 参数数组   *   <li> $info_arr    array   内容</li>   *   <li> $search_arr  array   关键词数组 </li>   * @return int or array   */   function set_arr_keyword_red($info_arr, $search_arr)  {    foreach ($search_arr as $search_str)    {      foreach ($info_arr as $key => $info)      {        if(in_array($key,array('item_title','keywords', 'photo_title', 'photo_site','content',)))        {          $info = strip_tags($info);          $info = str_replace(' ', '', $info);          $q_str_pos = stripos($info, $search_str);          if (false!==$q_str_pos)          {            $info = csubstr($info, $q_str_pos+150);            $temp = csubstr($info,$q_str_pos-150);            $info = substr($info, strlen($temp), 300);            $info = preg_replace("/{$search_str}/i", "<font color='red'>{$search_str}</font>", $info);            if($info_arr['match_key']=='')            $info_arr['match_key'] = $key;          }          else          {            $info = csubstr($info,300);          }        }        $info_arr[$key] = $info;      }    }    return $info_arr;  }$str = 'woloveu小君';$info_arr = array('photo_title' => 'womejiojd我们都围殴防静低屁啊小君鸡冻啊泡脚盆大');$search_arr = array('小君');$ret = set_arr_keyword_red($info_arr, $search_arr);dump($ret );


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