尊龙凯时人生就是博

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Laravel ÌṩÁËÒ»¸öÇ¿Ê¢µÄÅÌÎʹ¹½¨Æ÷ £¬¿ÉÒÔ×ÊÖúÎÒÃÇÀû±ãµØÓëÊý¾Ý¿â¾ÙÐн»»¥ ¡£ÎÒÃÇ¿ÉÒÔʹÓà select ÒªÁìÀ´ÏÞÖÆÎÒÃÇËùÐèµÄÁÐ ¡£

ÀýÈç £¬ÎÒÃÇÓÐÒ»¸ö users ±í £¬ÆäÖаüÀ¨ id £¬name ºÍ email Èý¸ö×ֶΠ¡£ÈôÊÇÎÒÃÇÖ»ÐèҪѡÔñÕâЩ×Ö¶ÎÖеÄÁ½¸ö £¬ÎÒÃÇ¿ÉÒÔÕâÑùд£º

$users = DB::table('users')->select('name', 'email')->get();

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ËäÈ» £¬ÎÒÃÇÒ²¿ÉÒÔÑ¡ÔñʹÓà select À´Ñ¡ÔñËùÓеÄÁÐ £¬È»ºóʹÓà exclude ÒªÁìÀ´É¨³ýÎÒÃDz»ÐèÒªµÄÁÐ ¡£ÀýÈ磺

$users = DB::table('users')->select('*')->exclude('id')->get();

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ʹÓà Eloquent

Eloquent ÊÇ Laravel ÖеÄÒ»¸ö ORM£¨¹¤¾ß¹ØϵӳÉ䣩¹¤¾ß £¬¿ÉÒÔ×ÊÖúÎÒÃǸüÀû±ãµØÔÚ PHP ÖвÙ×÷Êý¾Ý¿â ¡£Eloquent ¾ßÓÐÓëÅÌÎʹ¹½¨Æ÷ÀàËƵÄÒªÁì £¬¿ÉÒÔÈÃÎÒÃÇÔÚÅÌÎÊÖнö°üÀ¨ËùÐèµÄÁÐ ¡£

ÀýÈç £¬ÎÒÃÇ¿ÉÒÔ½¨ÉèÒ»¸öÃûΪ User µÄ Eloquent Ä£×Ó £¬Ëü¶ÔÓ¦×Å users ±í£º

namespace App;

use IlluminateDatabaseEloquentModel;

class User extends Model
{
    protected $table = 'users';
}

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È»ºó £¬ÎÒÃÇ¿ÉÒÔʹÓà select ÒªÁìÀ´½ö°üÀ¨ËùÐèµÄÁУº

$users = User::select('name', 'email')->get();

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»òÕßʹÓà exclude ÒªÁìɨ³ý²»ÐèÒªµÄÁУº

$users = User::exclude('id')->get();

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