PHP 7.3 && Laravel 5.7

A short summary of new things in PHP and its favorite framework.

Transcript

1. PHP 7.3 && Laravel 5.7
   PHP 7.3 && Laravel 5.7
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2. Christian Leo-Pernold
   @mazedlx
   https://github.com/mazedlx
   https://mazedlx.net
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3. Agenda
   Agenda
   Awesome Laravel 5.7 awesomeness!
   New PHP 7.3 features!
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4. Laravel 5.7
   Laravel 5.7
   Email Verification
   Email Verification
   Dump Server
   Dump Server
   Improved Error Messages
   Improved Error Messages
   Beautiful Error Pages
   Beautiful Error Pages
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5. Email Verification
   Email Verification
   // create_users_table migration
   $table->timestamp('email_verified_at')->nullable();
   namespace
   namespace App
   App;
   use
   use Illuminate
   Illuminate\Notifications
   Notifications\Notifiable
   Notifiable;
   use
   use Illuminate
   Illuminate\Contracts
   Contracts\Auth
   Auth\MustVerifyEmail
   MustVerifyEmail;
   use
   use Illuminate
   Illuminate\Foundation
   Foundation\Auth
   Auth\User
   User as
   as Authenticatable
   Authenticatable;
   class
   class User
   User extends
   extends Authenticatable
   Authenticatable implements
   implements MustVerifyEmail
   MustVerifyEmail
   {
   use
   use Notifiable
   Notifiable;
   // ...
   }
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6. Email Verification
   Email Verification
   Auth::routes(['verify' => true
   true]);
   // This will add the following new routes
   // GET|HEAD email/resend
   // GET|HEAD email/verify
   // GET|HEAD email/verify/{id}
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7. Email Verification
   Email Verification
   Route::get('/profile', function
   function () {
   // Only for verified users
   })->middleware('verified');
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8. Dump Server
   Dump Server
   $ php artisan dump-server
   Laravel Var Dump Server
   =======================
   [OK] Server listening on tcp://127.0.0.1:9912
   // Quit the server with CONTROL-C
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9. Improved Error Messages
   Improved Error Messages
   $user = App\User::forst();
   // 5.6: Method Illuminate\Database\Query\Builder::forst does not exist.
   // 5.7: Call to undefined method App\User::forst();
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10. Beautiful Error Pages
    Beautiful Error Pages
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11. Beautiful Error Pages
    Beautiful Error Pages
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12. Beautiful Error Pages
    Beautiful Error Pages
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13. Beautiful Error Pages
    Beautiful Error Pages
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14. Beautiful Error Pages
    Beautiful Error Pages
    403
    404
    419 - session has expired
    429 - too many requests
    500
    503
    Thank you, @steveschoger
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15. PHP 7.3
    PHP 7.3
    Array functions
    Array functions
    High Resolution Time
    High Resolution Time
    PCRE2
    PCRE2
    json_encode/json_decode Exceptions
    json_encode/json_decode Exceptions
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16. Array functions
    Array functions
    $arr = [
    'bob' => 1,
    'jane' => 2,
    'john' => 3
    ];
    var_dump(array_key_first($arr)); // bob
    var_dump(array_key_last($arr)); // john
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17. Array functions
    Array functions
    $arr = 'this is not an array!';
    count($arr); // Warning count(): Parameter must be an array or an object that i
    if
    if (is_countable($arr)) {
    count($arr);
    }
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18. High Resolution Time
    High Resolution Time
    $time = hrtime($getAsNumber = false
    false);
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19. PCRE2
    PCRE2
    $matches = [];
    // throws compilation failed error
    preg_match('/[\w-.]+/', 'some -- words-and hyphens -', $matches);
    // ok
    preg_match('/[\w\-.]+/', 'some -- words-and hyphens -', $matches);
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20. json_encode / json_decode
    json_encode / json_decode
    throw exception on errors
    throw exception on errors
    try
    try {
    json_decode("{", $assoc = false
    false, $depth = 512, JSON_THROW_ON_ERROR);
    } catch
    catch (\JsonException $e) {
    echo
    echo $exception->getMessage(); // "Syntax error"
    }
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21. Slides can be found at speakerdeck.com/mazedlx
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