×ðÁú¿­Ê±

laravelÔõôÑéÖ¤ÊÇ·ñΨһ

ÔÚlaravel¿ò¼ÜÖУ¬ÑéÖ¤ÊäÈëÊý¾ÝµÄΨһÐÔÊÇÒ»¸ö³£¼ûÐèÇ󡣺ñÈÑéÖ¤Óû§µÄÓÊÏä»òÕßÊÖ»úºÅ£¬È·±£²»»á±»Öظ´×¢²á¡£

LaravelÌṩÁ˺ÜÊÇÀû±ãµÄÑéÖ¤¹æÔò¡ª¡ªunique¡£ÔÚ±íµ¥Ìύʱ£¬Ö»ÐèÒªÔÚ¹æÔòÖÐÌí¼Óunique:table,column¼´¿É£¬ÀýÈ磺

'username' => 'required|unique:users,username|max:255',
'email' => 'required|unique:users,email|max:255|email',

µÇ¼ºó¸´ÖÆ

ÒÔÉÏ´úÂëÖУ¬unique¹æÔòÖ¸Ã÷ÎúΨһÐÔÑéÖ¤±íusersºÍ×Ö¶Îusername»òemail£¬Õ⽫°ü¹ÜûÓÐÆäËûÓû§Ê¹ÓÃÏàͬµÄÓû§Ãû»òÓÊÏä¡£

¿ÉÊÇ£¬ÔÚÏÖʵӦÓÃÖУ¬unique¹æÔò²¢²»¿ÉÍêÈ«Öª×ã×ðÁú¿­Ê±ÐèÇ󡣺ñȣ¬µ±ÎÒÃǸüÐÂÒ»ÌõÊý¾Ýʱ£¬Ô­ÓеÄΨһÐÔÑéÖ¤¹æÔò¿ÉÄܻᱨ´í¡ª¡ªÓÉÓÚÊý¾Ý¿âÖÐÒѾ­±£´æÁËÎÒÃÇÕýÔÚ¸üеÄij¸öÖµ¡£

ΪÏàʶ¾öÕâ¸öÎÊÌ⣬LaravelÌṩÁËÒ»¸öÌØÁíÍâ²ÎÊý£ºexclude¡£ÀýÈ磺

'username' => 'required|unique:users,username,' . $userId . ',id|max:255',

µÇ¼ºó¸´ÖÆ

ÔÚÒÔÉÏ´úÂëÖУ¬$userId´ú±íÁËÄ¿½ñÒª¸üеÄÓû§ID£¬ÎÒÃÇͨ¹ýÔÚunique¹æÔòÖÐʹÓÃexclude²ÎÊý£¬¸æËßLaravelÔÚÑé֤ΨһÐÔʱ£¬É¨³ýÄ¿½ñÓû§¡£

³ýÁËexclude²ÎÊýÒÔÍ⣬Laravel»¹ÌṩÁËother_columns²ÎÊý£¬ÓÃÓÚÖ¸Ã÷ÆäËûÁеÄÌõ¼þ¡£ÀýÈ磺

'username' => Rule::unique('users')
    ->where(function ($query) use ($other_column_value) {
        return $query->where('other_column', $other_column_value);
    })
    ->ignore($userId),

µÇ¼ºó¸´ÖÆ

ÒÔÉÏ´úÂëÖУ¬ÎÒÃÇʹÓÃÁËRuleÀàºÍwhereÒªÁì½ç˵ÁËÆäËûÁеÄÌõ¼þ£¬È·±£Î¨Ò»ÐÔÑéÖ¤Ö»»áÊܵ½Ö¸¶¨Ìõ¼þµÄÏÞÖÆ¡£ignore·½¹æÔòͬÑùÓÃÓÚɨ³ýÄ¿½ñÓû§¡£

×ܽáһϣ¬ÔÚLaravelÖÐÑé֤ΨһÐÔÐèҪעÖØÒÔÏÂÎÊÌ⣺

ÔÚunique¹æÔòÖÐʹÓÃexclude²ÎÊý£¬É¨³ýÄ¿½ñÊý¾ÝµÄÓ°Ïì¡£

¿ÉÒÔʹÓÃRuleÀàºÍwhereÒªÁì½ç˵ÆäËûÁеÄÌõ¼þ£¬È·±£Î¨Ò»ÐÔÑéÖ¤²»Êܵ½ÆäËûÁеÄÓ°Ïì¡£

ʹÓÃÒÔÉϼ¼ÇÉ£¬ÎÒÃÇ¿ÉÒÔÔ½·¢ÎÞаµØÑéÖ¤Êý¾ÝµÄΨһÐÔ£¬È·±£Êý¾ÝµÄÍêÕûÐÔºÍ׼ȷÐÔ¡£

ÒÔÉϾÍÊÇlaravelÔõôÑéÖ¤ÊÇ·ñΨһµÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí£¬°æȨÕùÒéÓë±¾Õ¾Î޹أ¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í×ðÁú¿­Ê±ÂËÓÍ»úÍø¹Ù·½Ì¬¶È£¬Çë¶ÁÕß½ö×ö²Î¿¼¡£±¾ÎĽӴýתÔØ£¬×ªÔØÇë˵Ã÷À´ÓÉ¡£ÈôÄúÒÔΪ±¾ÎÄÇÖÕ¼ÁËÄúµÄ°æȨÐÅÏ¢£¬»òÄú·¢Ã÷¸ÃÄÚÈÝÓÐÈκÎÉæ¼°ÓÐÎ¥¹«µÂ¡¢Ã°·¸Ö´·¨µÈÎ¥·¨ÐÅÏ¢£¬ÇëÄúÁ¬Ã¦ÁªÏµ×ðÁú¿­Ê±ÊµÊ±ÐÞÕý»òɾ³ý¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ×ðÁú¿­Ê±

13452372176

¿É΢ÐÅÔÚÏß×Éѯ

ÊÂÇéʱ¼ä£ºÖÜÒ»ÖÁÖÜÎ壬9:30-18:30£¬½ÚãåÈÕÐÝÏ¢

QR code
¡¾ÍøÕ¾µØͼ¡¿¡¾sitemap¡¿