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Teacher Zhu, I want to sign up for a class

Are there any classes left now? Recommended for PHP beginners

園藝八 2018-10-19 15:53:15 0  2  1097

Seeking solutions for handling exceptions thrown by PHP multi-threads

Because I want to do a website monitoring, I need to use multi-threading, and I want to access the timeout during the execution process. I use try() to throw an exception and let the program continue to execute, but it does not succeed. But using a single thread is enough. I searched online and foun...

裝睡不醒 2020-08-21 14:02:13 0  0  1062

A question about Cookies in php. Please ask for help.

I'm a bad student == I don't know how to teach myself a lot, so I want to ask a question from a master. The code in the book is as follows: <?phpdate_default_timezone_set("Etc/GMT-8");if(!isset($_COOKIE["visittime"])) { //If Cookie does not exist setcookie("visittime"...

奔跑吧 少年 2017-10-12 11:40:55 1  1  1291

php - Asking for advice on TP5 exception handling source code issues

In the TP5 source code Error.php file, there is the following code: Is the mark of this code redundant? Aren’t the parameters accepted by the appException() function all objects based on the base class \Exception? Could you please tell me what kind of exception is not based on the base class \Except...

PHP中文網(wǎng) 2017-05-24 11:34:35 0  1  1164

PHP throws exception vs true or false

Use Boolean for logic processing. {code...} PHP exception handling, code source {code...} I hope the master can explain the difference between the two and their respective benefits, thank you.

僅有的幸福 2017-05-16 13:05:02 0  3  570

Why do PDO and PDOStatement exist at the same time? What are the considerations for this design?

Problem description: We all know that since PHP 5.1.0, PDO has been a standard part of PHP. PDO provides three classes: PDO, PDOStatement and PDOException. Needless to say, the PDOException class depends on its name for function and positioning. It's all clear. So the question comes: why at the same...

我想大聲告訴你 2017-05-16 13:11:25 0  3  867

PHP - cannot open stream: No such file or directory

In PHP scripts, whether calling include(), require(), fopen() or their derived classes, such as include_once, require_once, or even move_uploaded_file(), you often encounter the error or warning: Unable to open stream: No such file or directory. What is a good process for quickly finding the root ca...

P粉145543872 2023-08-23 16:30:33 0  2  1000

T Building activity has started again!!! Courses worth 1,300 yuan are waiting for you (has ended)

In order to celebrate the PHP Chinese website and the recruitment of PHP learning classes that have become PHP experts in 60 days, we have specially held an event. The event lasts for one week. As long as you leave a message below the post, we will randomly select three lucky students from the many ...

PHP中文網(wǎng) 2017-11-15 08:00:04 23  499  52737

What is the difference between PHP class declaration and instantiation?

I am a newbie. I found that many tool classes can be used by directly declaring them. For example, {code...} in laravel makes me confused. Does declaring a class variable instantiate the code? After searching on Baidu, no one asked about this issue in PHP language, only Java, and Java is like this.....

習(xí)慣沉默 2017-05-16 13:10:23 0  2  566

nginx - Tens of millions of requests to a php from different IPs, is this a CC attack? How to prevent it?

As mentioned, static files can be accessed normally, but PHP does not respond. Looking at the nginx log, the same PHP URL is being requested in large numbers. Currently, there are 5 load balancers handling it. Each one has millions of requests every day, and the IP addresses are different. . For the...

世界只因有你 2017-05-16 17:16:21 0  2  603

Registration for "The Third Phase of PHP Practical Training Course on PHP Chinese Network" is officially launched!

Dear fans of php Chinese website! Here comes the good news! Registration for your long-awaited "php Chinese website third phase of php online practical training course" is now officially open! Registration QQ: 498668472 (Teacher Zhu), 88526 (Brother Zhu) Course name: "php Chinese webs...

PHPz 2018-07-26 16:30:52 2  10  3447

Preview of the teaching course on September 10, 2018: How to implement paging query data table and classification query for class encapsulation in PHP

Preview of the teaching content of the third online class of PHP Chinese website on September 10, 2018: 1. Teaching topic: How to use PHP to implement paging query data tables? Encapsulate classification queries into classes to achieve code reuse. For more detailed knowledge points, please pay atten...

藏色散人 2018-09-10 10:02:37 0  0  1376

How to disable PHP reporting SQL errors?

I have my own PHP data class that logs MySQL errors to a txt file using mysqli_error($this->conn). Everything was working fine until I set PHP error handling to E_ALL. Now PHP intercepts the error and it doesn't have a chance to be handled by my MySQL error handler. This wouldn't be a problem exc...

P粉550257856 2023-09-05 17:14:24 0  1  796

How to select multiple classes with the same name in JS

I use PHP to dynamically render these lists I get from the database, each list has the same class and since I can't change it, it renders dynamically. I select these classes via JavaScript and create an event on click to open and close them using the hidden class. Now I have a problem, this event wo...

P粉005134685 2024-03-26 17:46:43 0  2  576

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(yáng) 2017-10-11 08:00:11 0  0  1137