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1¡¢ÔÚÅäÖÃmysqlʵÀýµÄÓïÑÔÑ¡Ïîʱ£¬Ñ¡Ôñutf-8
2¡¢ÔÚhtml,phpÒ³ÃæÖÐ ¼ÓÉÏ <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />£¬Èç¹û²»ÐÐÔÙÔÚ phpÎļþ Æðʼ´¦¼Ó header("Content-Type:text/html;charset=utf-8");
3¡¢ÔÚphpÖÐ×öÊý¾Ý¿âÁ¬½Óʱ£¬ÎÒÓõÄʱpdoµÄÐÎʽ£¬ËùÒÔÔÚ»ñµÃÒ»¸ö Connectionºó£¬½ô½Ó×ÅÖ´ÐÐ $conn->query("set names utf8");
ÏÂÃæÊÇÎҵĻñÈ¡Êý¾Ý¿âÁ¬½ÓµÄ·½·¨:
public  static function  getConnection(){
           
            $conn = new PDO(self::dsn, self::user, self::password);
            $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
            $conn->query("set names utf8");
            return $conn;
}
4¡¢Èç¹ûʹÓÃÃüÁîÐÐÈ¥Á¬½ÓÊý¾Ý¿â×öһЩ²éѯµÄ»°£¬ÇëÏÈÔÚ²éѯǰִÐÐ show variables like '%char%'; ¿´¿´Êä³öµÄÊDz»ÊÇÈçÏÂÃæ:
character_set_client     gbk
 
character_set_connection  gbk
 
character_set_database    utf8
  
character_set_filesystem  binary
  
character_set_results     gbk
 
character_set_server      utf8
 
character_set_system      utf8
Èç¹û²»ÊÇ£¬ÇëÏÈÖ´ÐÐ set names gbk;
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  //ÉùÃ÷Êý×é±äÁ¿
  $arr = array(val1 =>'ÕÅÈý',val2 => 'ÀîËÄ',val3 => 'ÍõÎå',val4 => 'ÀîÃ÷',val5 => 'ÖÜÑàÄÝ');
 
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  $sum = date("Y-m-d");
  $sum1 = date("y-m-d");
 
  echo "$sum<br/>";
  echo "$sum1<br/>";
 
  //md5¼ÓÃܺ¯Êý
  $pass = md5("ÕÅÈý");
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