/PHP/Laravel/Laravel composite unique key

Laravel composite unique key

$table->unique(['mytext', 'user_id']);

Source: stackoverflow.com

Laravel unique id

function generateBarcodeNumber() {
    $number = mt_rand(1000000000, 9999999999); // better than rand()

    // call the same function if the barcode exists already
    if (barcodeNumberExists($number)) {
        return generateBarcodeNumber();
    }

    // otherwise, it's valid and can be used
    return $number;
}

function barcodeNumberExists($number) {
    // query the database and return a boolean
    // for instance, it might look like this in Laravel
    return User::whereBarcodeNumber($number)->exists();
}

Source: stackoverflow.com

Similar codes

0 vote195 views1 answer
Cloudinary laravel
PHP Laravel
7 votes602 views3 answers
Laravel active menu item
PHP Laravel
3 votes206 views6 answers
Laravel find query
PHP Laravel
0 vote186 views1 answer
Get records from Sunday to Sunday laravel
PHP Laravel
4 votes181 views2 answers
Laravel carbon get month name español
PHP Laravel
12 votes192 views5 answers
Drop column migration laravel
PHP Laravel
0 vote190 views1 answer
Php laravel intervention base64 to image save
PHP Laravel
8 votes255 views1 answer
How to migrate single table in laravel
PHP Laravel
0 vote175 views1 answer
How to separate admin and user login in laravel
PHP Laravel
5 votes194 views2 answers
Route() and with() in laravel
PHP Laravel