php - yii rules how to add validation for a non-database field?

For example, I want to add a verification for field A, but it does not exist in the database. An error will be reported at this time. Are there any parameters that can be set?

黄舟 2017-05-17 09:55:59 0  1  661

Can laravel Validator only validate the data submitted by the form? Can you provide a set of data for verification?

Can I use Validator to verify given a set of data? {Code...} The following is the verification {Code...} How do I pass yd to the store for verification?

某草草 2017-05-16 16:48:34 0  2  676

Unable to successfully write to MySQL database after PHP authentication

I'm trying to write data to the database after authentication but can't succeed. Once logged in successfully I am redirected to index.php<?phpsession_start();if(isset($_SESSION["user_id"])){$mysqli=require__DIR__."/database.php";$sql="SELECT* FROMuserWHEREid={$_SE

P粉221046425 2023-09-13 09:54:01 0  1  630

There is a problem with data validation

There is a problem with my data validation. When each field is empty, it prompts "Username cannot be empty." In addition, when all fields have values, it also prompts "Username cannot be empty." What is the reason?

Jackie 2019-10-03 23:55:41 0  3  1385

In a multi-user environment, how does tp5 verify whether the data has been modified by others before it is submitted and saved? Is there any built-in verification method?

In a multi-user environment, multiple users view and modify the same piece of data. How to verify that the data has not been modified by other users before the user submits and saves it? I want to add a timestamp field to the database table design to save the data modification time. time, and then p...

phpcn_u16587 2018-01-05 02:05:53 0  1  1126

How to verify that input password matches database hashed password in Laravel 8

How to verify user password from given request in Laravel? How is the password compared to the password hash stored in the database? **This is my controller**<?phpnamespaceApp\Http\Controllers;useIlluminate\Http\Request;useIlluminate\Support\Facades\DB;classMainControllerextendsController{func

P粉129731808 2023-08-28 14:25:49 0  2  578

Bizarre error issues, validators and datasheets

The value validator prompts that it cannot be empty. Remove the parameters in param(), but the verification passes and it prompts a data table error? ? ? I've been working on it for a while and haven't found any problems. My head is spinning. Can someone give me some pointers? Thank you!

拼搏奋斗 2019-12-10 12:16:17 0  0  1060

The use of adding data in laravel uses valdiate to verify whether the data exists in the relational table

When adding data, is it possible to verify whether the data exists in the relational table through valdiate?

黄舟 2017-05-16 16:48:44 0  3  580

MySQL trigger before validating data

I want to create a trigger that validates some data before inserting rows into a table. I have three tables: Table Personnel: CREATETABLEIFNOTEXISTS`mydb`.`Personal`(`IdPersonal`INTNOTNULL,`ApePaterno`VARCHAR(60)NOTNULL,`ApeMaterno`VARCHAR(60)NULL,`Nombre`VARCHAR(60)NOTNULL,` Direccion`VA

P粉558478150 2024-03-29 15:31:41 0  1  387

The form and back-end database verify whether the account password is correct. Errors are displayed on the current page without jumping.

I wrote a form. In php, I want to directly connect to the backend database for verification by clicking login. If it is correct, it will be adjusted directly to the next page. If it is incorrect, the information about the wrong account and password will be displayed directly on the login page withou...

哈哈哈哈。 2018-07-12 07:44:14 0  4  1430

Validation rules for laravel form form validation

In laravel, when verifying whether fields are repeated, the following {code...} is verified. unique:users queries whether there are duplicates in the users table; but this is an operation on a single database; and what the current system needs to verify is not what I want. Database {code...} In data...

怪我咯 2017-05-16 16:55:44 0  2  583

Teacher, is that database connected automatically?

Teacher, when verifying the account and data in the database, is the database automatically connected? You didn't talk about this?

Mr.coder 2017-08-05 03:47:05 0  2  1543

javascript - When registering, the same user registers multiple times, and multiple pieces of the same data appear in the database. The background has been verified, and the front-end js also limits submission once every two seconds, but multiple pieces of data still appear.

When registering, the same user registers multiple times, and multiple pieces of the same data appear in the database. The background has been verified, and the front-end js also limits submission once every two seconds, but multiple pieces of data still appear.

世界只因有你 2017-06-30 09:52:16 0  8  985

Is it safe to store the verification in the session when doing SMS verification in php?

Is it safe to store the verification in the session when doing SMS verification in php? Where is the best place to store the session database cache?

欧阳克 2017-07-04 13:45:58 0  4  1052

javascript - registration verification issue

For a registration function, after the user fills in the basic data and submits it, but does not complete the verification, then during the period between submitting the data and verification, the data is generally placed there, the client or the server Session, or the database In the zero hour tabl...

学习ing 2017-07-05 11:08:43 0  2  921

is_unique rule validation in Codeigniter 4 throws non-unique error when updating record

I have a simple form that stores some data in a database and for the Title field I have an is_unique validation rule along with other rules. Here are my TaskModel validation rules: protected$validationRules=['Title'=>'required|min_length[5]|max_length[15]|is_unique[tasks.Title]','Description'=>...

P粉617597173 2024-01-10 16:31:46 0  1  599

Have any of you guys done a project that separates the front-end and back-end of php+vue.js? I would like to ask, the front-end sends a verification code to register and log in.

The front-end sends a SMS verification code to log in and register. How to maintain the session? And should the SMS verification code be stored in the database or in the session? Or is there any other better solution?

小萝卜头 2020-05-25 11:21:12 0  5  1336

There was a problem with the final execution.

My previous verification was OK, but when I finally executed it, after typing the executed if statement, connecting to the database, and refreshing the page again, "page error" appeared. I verified the code repeatedly, and I also tried to connect to the database using other methods. For ex...

phpcn_u17776 2017-08-31 13:53:41 0  2  1338

php - Operation problems after the registration verification email expires

Regarding the issue of registration verification email, my idea is as follows: Add the status field to the database to record the email verification status. The default is inactive. Send a verification email address to the user's email. The user can activate the email only after clicking it. If the ...

大家讲道理 2017-06-30 09:52:35 0  3  1030

If the registration is successful but the redirect does not occur, there is something wrong.

public function insert() { //The front-end submission must be an Ajax request and then verify and add new operations if(Request::isAjax()){ //1. Data verification $data = Request::post(); // Data to be verified $rule = 'app\common\validate\User'; //Customized validator

梁恒祥 2018-06-02 16:44:57 0  1  1882