尊龙凯时人生就是搏

laravel ÐÞ¸ÄÊý¾Ý¿â

laravelÊÇÒ»¿î¼«ÊܽӴýµÄphp webÓ¦ÓóÌÐò¿ò¼Ü £¬ËüÌṩÁ˸»ºñµÄ¹¤¾ßºÍ¹¦Ð§ £¬Ê¹¿ª·¢Ö°Ô±Äܹ»ÇáËɹ¹½¨³ö¸ßЧ¡¢Ò×ÓÚά»¤µÄwebÓ¦ÓóÌÐò¡£¶øÆäÖÐÒ»¸öÒªº¦µÄ¹¦Ð§¾ÍÊÇÓëÊý¾Ý¿âµÄ½»»¥²Ù×÷¡£ÔÚʹÓÃlaravel¾ÙÐпª·¢Ê± £¬ÎÒÃǾ­³£ÐèÒª¶ÔÊý¾Ý¿â¾ÙÐÐÐ޸ĻòÕ߸üР£¬±¾ÆªÎÄÕ¾ͽ«´ø¸÷ÈËÏêϸÏàʶlaravelÐÞ¸ÄÊý¾Ý¿âµÄÏà¹Ø²Ù×÷¡£

Ò»¡¢LaravelÊý¾Ý¿âǨáã

LaravelÌṩÁËÊý¾Ý¿âǨá㣨Migration£©¹¦Ð§ £¬Ê¹µÃÎÒÃÇ¿ÉÒÔÇáËɵÄÖÎÀíÊý¾Ý¿âµÄ°æ±¾¿ØÖÆ¡£Í¨¹ýÊý¾Ý¿âǨáã £¬ÎÒÃÇ¿ÉÒÔ½ç˵Êý¾Ý¿â±í½á¹¹µÄת±ä £¬²¢Í¨¹ý¿ò¼ÜÌṩµÄÏÂÁî¿ìËÙǨáãÖÁа汾µÄÊý¾Ý¿â¡£Ïêϸ°ì·¨ÈçÏ£º

½¨ÉèÊý¾Ý¿âǨáãÎļþ

LaravelµÄǨáãÎļþ´æ´¢ÔÚdatabase/migrationsĿ¼Ï £¬ÎÒÃÇ¿ÉÒÔʹÓÃArtisanÏÂÁîÀ´ÌìÉúǨáãÎļþ¡£Ö´ÐÐÒÔÏÂÏÂÁî¿ÉÒÔ½¨ÉèÒ»¸öÃûΪcreate_users_tableµÄǨáãÎļþ£º

php artisan make:migration create_users_table

±àдǨáã¾ç±¾

·­¿ª¸Õ¸ÕÌìÉúµÄǨáãÎļþ£¨Î»ÓÚdatabase/migrationsĿ¼Ï£© £¬¿ÉÒÔ¿´µ½ÓÐÒ»¸öupº¯ÊýºÍÒ»¸ödownº¯Êý¡£upº¯ÊýÓÃÓÚÖ´ÐÐǨáã²Ù×÷ £¬¶ødownº¯ÊýÓÃÓÚ×÷·ÏǨáã²Ù×÷¡£

ÎÒÃÇ¿ÉÒÔÔÚupº¯ÊýÖбàд½¨ÉèÊý¾Ý¿â±íµÄ¾ç±¾ £¬ÀýÈ磺

Schema::create(‘users’, function (Blueprint $table) {

$table->increments(‘id’);

$table->string(‘name’);

$table->string(’email’)->unique();

$table->timestamp(’email_verified_at’)->nullable();

$table->string(‘password’);

$table->rememberToken();

$table->timestamps();

});

¸Ã¾ç±¾½«½¨ÉèÒ»¸öÃûΪusersµÄÊý¾Ý±í £¬¸Ã±í°üÀ¨id¡¢name¡¢email¡¢email_verified_at¡¢password¡¢remember_tokenºÍtimestampsµÈ7¸ö×ֶΡ£

ÔËÐÐǨáã¾ç±¾

±àдÍêǨáã¾ç±¾ºó £¬ÎÒÃÇ¿ÉÒÔͨ¹ýÒÔÏÂÏÂÁîÀ´ÔËÐÐǨáã¾ç±¾£º

php artisan migrate

´Ëʱ £¬Laravel¿ò¼Ü»á×Ô¶¯Æ¾Ö¤ÎÒÃDZàдµÄ½ÅÔ­À´½¨Éè±í½á¹¹ £¬ÈôÊÇÊý¾Ý¿âÖÐÒѾ­±£´æÁËÏà¹Ø±í £¬¿ò¼Ü»á×Ô¶¯Ìø¹ý²»»áÖ´ÐС£

¶þ¡¢LaravelÊý¾Ý¿âÌî³ä

Êý¾Ý¿âÌî³äÊÇLaravelÌṩµÄÁíÒ»¸öÖ÷Òª¹¦Ð§ £¬¿ÉÒÔ×ÊÖúÎÒÃÇÔÚ¿ª·¢¡¢²âÊÔºÍÉú²úÇéÐÎÖÐÓüÙÊý¾ÝÌî³äÊý¾Ý¿â¡£ÀýÈç £¬µ±ÎÒÃÇÐèÒª²âÊÔÊý¾ÝµÄÅÌÎÊÐÔÄÜʱ £¬¿ÉÒÔʹÓÃÌî³äÀ´Ìî³ä´ó×ÚÊý¾Ý¡£

½¨ÉèÊý¾ÝÌî³äÎļþ

ÎÒÃÇ¿ÉÒÔʹÓÃArtisanÏÂÁîÀ´½¨ÉèÌî³äÎļþ £¬ÈçÏ£º

php artisan make:seeder UsersTableSeeder

±àдÌî³ä¾ç±¾

½«±àдµÄÌî³ä¾ç±¾·Åµ½database/seedsĿ¼Ï £¬ÔÚUsersTableSeederÖбàдÈçÏ´úÂ룺

use IlluminateDatabaseSeeder;

use IlluminateSupportFacadesDB;

use IlluminateSupportFacadesHash;

use IlluminateSupportStr;

class UsersTableSeeder extends Seeder

{

/**
 * Run the database seeds.
 *
 * @return void
 */
public function run()
{
    DB::table('users')->insert([
        'name' => Str::random(10),
        'email' => Str::random(10).'@gmail.com',
        'password' => Hash::make('password'),
    ]);
}

µÇ¼ºó¸´ÖÆ

}

¸Ã¾ç±¾»áÏòusers±íÖвåÈëÒ»Ìõ¼Í¼ £¬°üÀ¨name¡¢email¡¢passwordÈý¸ö×ֶΠ£¬ÆäÖÐnameºÍemail×ֶεÄÖµÊÇËæ»úÌìÉúµÄ¡£

ÔËÐÐÌî³ä¾ç±¾

ÎÒÃÇ¿ÉÒÔͨ¹ýÒÔÏÂÏÂÁîÀ´ÔËÐÐÌî³ä¾ç±¾£º

php artisan db:seed

´Ëʱ £¬Laravel¿ò¼Ü»á×Ô¶¯Å²ÓÃÎÒÃDZàдµÄÌî³ä¾ç±¾ £¬È»ºó½«Êý¾Ý²åÈëµ½users±íÖС£

Èý¡¢LaravelÊý¾Ý¿â²Ù×÷

³ýÁËʹÓÃÊý¾Ý¿âǨáãºÍÊý¾ÝÌî³äÀ´ÐÞ¸ÄÊý¾Ý¿âÍâ £¬ÎÒÃÇ»¹¿ÉÒÔʹÓÃLaravelÌṩµÄDBÀàÀ´¾ÙÐÐÊý¾Ý²Ù×÷¡£

²åÈëÊý¾Ý

DB::table(‘users’)->insert([

'name' => 'John Doe',
'email' => 'johndoe@example.com',
'password' => Hash::make('password'),

µÇ¼ºó¸´ÖÆ

]);

¸Ã¾ç±¾»áÏòusers±íÖвåÈëÒ»Ìõ¼Í¼ £¬°üÀ¨name¡¢email¡¢passwordÈý¸ö×ֶΠ£¬ÆäÖÐnameºÍemail×ֶεÄÖµ¶¼ÊÇÖ¸¶¨µÄ¡£

¸üÐÂÊý¾Ý

DB::table(‘users’)

->where('id', 1)
->update(['votes' => 1]);

µÇ¼ºó¸´ÖÆ

¸ÃÓï¾ä½«»á½«idΪ1µÄ¼Í¼ÖеÄvotes×Ö¶ÎÖµÉèΪ1¡£

ɾ³ýÊý¾Ý

DB::table(‘users’)->where(‘votes’, ‘delete();

¸ÃÓï¾ä½«»áɾ³ývotes×Ö¶ÎֵСÓÚ100µÄËùÓмͼ¡£

ËÄ¡¢½áÓï

±¾ÎÄÏÈÈÝÁËLaravelÔõÑùÐÞ¸ÄÊý¾Ý¿â £¬»®·ÖÏÈÈÝÁËÊý¾Ý¿âǨáã¡¢Êý¾Ý¿âÌî³äºÍÊý¾Ý¿â²Ù×÷µÈÈýÖÖ·½·¨¡£LaravelÖд¦ÀíÊý¾Ý¿âµÄ¼òÆӺ͸ßЧÐÔʹÆä³ÉΪÁËÊ¢ÐеÄWeb¿ò¼ÜÖ®Ò» £¬¹ØÓÚ¿ª·¢Ö°Ô±À´Ëµ £¬Ñ§Ï°ÕâЩÏà¹Ø¹¦Ð§Ò²ÊǺÜÊÇÐëÒªµÄ¡£

ÒÔÉϾÍÊÇlaravel ÐÞ¸ÄÊý¾Ý¿âµÄÏêϸÄÚÈÝ £¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí £¬°æȨÕùÒéÓë±¾Õ¾ÎÞ¹Ø £¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í尊龙凯时人生就是搏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尊龙凯时人生就是搏ʵʱÐÞÕý»òɾ³ý¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ尊龙凯时人生就是搏

18523999891

¿É΢ÐÅÔÚÏß×Éѯ

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

QR code
sitemap¡¢ÍøÕ¾µØͼ