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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  1457

The verification rule keeps popping up that the user name is empty?

$status = 0; $result = ''; $data = $request->param(); //Validation rules $rule=[

brother_water 2017-08-15 22:18:29 0  4  1678

Why does it keep saying that the user cannot be found? It is clearly in the database.

$result = $this -> validate($data,$rule,$msg); //Execute if validation passes if($result === true){ //Construct query conditions $map = [ 'name' => $data['name&#39

輕微強迫癥 2018-05-26 16:14:31 0  1  2468

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  984

Why can't I alert the pop-up window if my custom verification failure prompt message is in Chinese, but can only be displayed in English and numbers?

public function checkLogin(Request $request){ //Initialize return parameters $status = 0; $result = ''; $data = $request -> param(); //Create validation rules &nb

之貳 2018-11-20 14:41:03 0  0  834

Validation rules - how thinkphp5.0 validator validates data against the database

{code...}

PHPz 2017-05-16 13:04:32 0  1  462

Learn how to use text fields for positive validation and send data

I have a v-text-field with validation rules that trigger something when focus is lost. Is there a way to only call emitFunction when validation passes?

P粉574695215 2023-08-09 18:56:19 0  1  667

What's the solution to form validation issues in React JSX?

I'm trying to make a validation form in React but I'm having a lot of problems since I added saving user registration data. importReact,{useState}from"react";import"./registerstyle.css";importEyeIconfrom"./EyeIcon.png";importEyeIconHidefrom".

P粉094351878 2024-04-03 11:53:49 0  1  578

Vue 3 reusable error handling and reusable handleSubmit functions in "useForm" using the composition API

In a recent web app we have a lot of forms with the same submission structure: disable the form and submit button based on the isSubmitting variable validate the input field (we use Yup) if validation fails: set isSubmitting back to false + set it and display it on the input field validationErrors i...

P粉020556231 2024-03-27 16:23:57 0  1  616

How sklearn trains large-scale data sets - Stack Overflow

Question 1: Now I have more than 400,000 pieces of data. I need to use some kind of machine learning classification algorithm to build a model for this data. The problem I encountered is that the data is too large and cannot be read at once, so I want to ask. What to do with the data? Question 2: Th...

typecho 2017-06-28 09:22:17 0  3  1226

How to send multiple requests using axios?

I'm making a react registry with some fields (idStudent (primary key and auto-increment), first name, last name, ..., teacher, prerequisites) and I'm using Formik & yes for validation. Later, I had to link my application with a recommendation system (recommend final year projects to students) ba...

P粉316110779 2024-03-26 21:18:41 0  1  497

Laravel Modal does not return data

I don't know why I'm not getting the value from the modal in my Laravel controller. Please check it for me. However, I use the same code for other modes and controllers. It's working and returning the value from the property without any issues. I'm using Laravel8 and php8.1; below is my code. app\Ht...

P粉174151913 2024-03-29 10:31:31 0  1  586

Can I use the automatic generation module of thinkphp5 in Windows 7 system? How to configure and use

明民 2017-10-10 17:04:14 0  2  1379

After installing the PHP toolbox, all the mysql tables in phpstudy that I installed before are gone. What should I do?

After installing the PHP toolbox, all the mysql tables in phpstudy that I installed before are gone. What should I do?

劉袁銘 2017-10-10 19:25:59 0  4  2935

mcrypt_get_key_size()

To use mcrypt_get_key_size() in php study, how to enable mcrypt_

劉袁銘 2017-10-10 19:47:34 0  1  1167

Detecting login status and preventing repeated login status in TP5 - My page is wrong

冥冥之中天注定 2017-10-10 22:49:15 0  0  1180

Issues with resending WeChat public account template messages?

For example: I am using PHP to develop WeChat public accounts. If I send a template message, the WeChat client may receive 1-3 messages. I checked Baidu and said that the WeChat server will resend in 5 seconds. How to solve this problem?

飛揚 2017-10-11 08:00:11 0  0  1139

How to install php7

我無限黑暗里的小太陽▼ 2017-10-11 09:11:44 0  1  1143

Solve (no language limit)

A census taker asked a woman, "How many children do you have and how old are they?" The woman replied, "I have three children. Their ages multiplied is 36. The sum of their ages is equal to the house number of the segregated room." Census The enumerator immediately went to the ne...

路過 2017-10-11 10:20:08 0  1  1359

There is no WWW file in the phpStudy directory. Enter localhost in the website and the hello world solution will come out directly! I created the WWW folder in the root directory and then created an abc.php. localhost/abc.php still didn't come out and an error was reported. not found

<?phpphpinfo();?>

M..moli瞎 2017-10-11 11:45:27 0  7  5206