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mysql - php How to generate a prize based on the prize's winning probability value (0-10000)?

How to generate a prize based on the prize's winning probability value (0-10000) in php? How is the algorithm implemented? Among 10 prizes

PHP中文網(wǎng) 2017-05-16 12:59:16 0  1  562

I know how to cut pictures on the front end and want to learn PHP website development. I would like to ask for a complete class video of the physical class of a first-line PHP institution in Beijing.

I know how to cut pictures on the front end and want to learn PHP website development. I would like to ask for a complete class video of the physical class of a first-line PHP institution in Beijing. I learned front-end cutting at an institution before, and then became a cutter, but I didn’t have mu...

. 2017-08-28 14:28:41 0  1  1506

Can anyone tell me how to generate random colors for the background of a website using css? is it possible?

Just like we can use unsplash image source to use random images. Likewise, can we achieve background color using just css? If yes can anyone tell how to do it? I use a random function to generate a random color for the background in a style. But it doesn't give any output

P粉267791326 2023-09-06 22:53:31 0  1  671

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

Which expert can use mamp pro to build a php local environment? Ask God for guidance

Which expert can use mamp pro to build a php local environment? Ask God for guidance

女人要有范兒 2017-08-14 15:56:00 1  1  1350

php - How can such a link encoding be ASCII? How to convert to utf8 (see the main content for the link)?

{Code...} The printed encoding is ASCII. I want to convert it to utf-8. I have searched many methods but failed. Is there anyone who knows? Please give me some advice. Thank you! ! ! {Code...} Sorry, I just saw the reply and then I remembered that I finally wanted to solve this problem. In fact, I w...

淡淡煙草味 2017-06-13 09:21:57 0  2  953

Java's [EncryptUtill.java encryption class, what does it correspond to PHP? I found a few on the Internet, but after encryption, they can't match those of Java.

Java's [EncryptUtill.java encryption class, what does it correspond to PHP? I found a few on the Internet, but after encryption, they can’t match those of Java.

巴扎黑 2017-06-20 10:07:34 0  2  919

When apache receives a request for *.php, does it immediately hand it over to FPM or does it judge that it is not a 404 and then hand it over to FPM? php

When apache receives a request for *.php, does it immediately hand it over to FPM or does it judge that it is not a 404 and then hand it over to FPM?

曾經(jīng)蠟筆沒(méi)有小新 2017-06-29 10:08:46 0  2  848

php - How to perform a range search for an age group field in a format similar to 20-35 in MYSQL?

There is a field age in mysql, which stores the age group. The format class is as shown in the figure. If it is 0-0, it is not limited. The current demand is to search according to the age group. For example, I want to find all the people between 25- Data between 34 years old. Then the problem comes...

代言 2017-06-10 09:47:49 0  8  1146

Four days in a row! PHP Chinese website's large-scale public welfare live broadcast class: "php full stack development experience sharing" is launched, and it continues to be exciting!

Gold 9 and Silver 10 are the seasons for learning! In order to better help PHP learners, PHP Chinese website has held a large-scale public welfare live broadcast class: "php full-stack development experience sharing", which will be broadcast on time at 10 o'clock this morning. Four senior ...

PHPz 2018-10-17 09:05:25 1  1  3139

Automatically generate class libraries

How to automatically generate a class library without using the command line

大司命 2018-08-07 17:11:45 0  1  1465

class shared variable problem

For example, I have a class that has a static global variable a; it can also be non-static and then there is 1.php to assign the value of a to the class variable a to 88888; there is also 2.php how to get the variable of class a; Three different files, class, 1.php, 2.php

脾氣超好 2019-09-03 23:33:27 0  1  1319

Industry giant, who talks about PHP authors in detail, appeared on the PHP Chinese website live broadcast to give away 300 books, which is a super benefit for students of the PHP Chinese website!

Industry giant, who talks about PHP authors in detail, appeared on the PHP Chinese website live broadcast to give away 300 books, which is a super benefit for students of the PHP Chinese website!

PHPz 2018-10-09 13:41:14 49  2049  115185

How to make php composer a common tool for the whole company

How can php composer be made a common tool for the whole company? Can any experienced students share their experience, what points should be focused on, or general ideas. Thank you. There are many systems in the company, and the public libraries used by each system are also very different. They are ...

我想大聲告訴你 2017-06-16 09:18:43 0  3  959

I have a ready-made php novel website project here, but it always fails to run for some reason. Can you give me some guidance?

I have a ready-made php novel website project here, but it always fails to run for some reason. Can you give me some guidance?

激萌傲嬌受 2018-10-30 13:51:10 0  1  1321

I want to change my career in PHP as a civil engineering major, and I'm looking for some guidance. I'm so confused now,?

I just graduated and did an internship for two months. I don’t want to work on a construction site. I am interested in computers. I wanted to apply for IT in high school but my parents didn’t let me. Now I want to learn PHP by myself. Is there anyone who can give me some advice? For example, time po...

機(jī)智周 2018-07-29 21:33:02 0  3  1577

Ask for code, ask for code, ask for code!!

Generate a random number from 1 to 60, take out the duplicates and ask for the appearance of the boss. Generate a random number from 1 to 60, take out the duplicates and ask for the appearance of the boss!! Generate a random number from 1 to 60, take out the duplicates and ask for the appearance of ...

鹿先生 2019-03-15 11:52:51 0  6  1697

php advanced path

I have been working in PHP for more than two years and have been responsible for the company's backend maintenance. I have developed two projects based on tp5.1. I still use one-click to generate the backend framework FastAdmin. I feel that there is no progress. Now I want to learn PHP in depth, so ...

Mind 2019-11-28 11:38:41 0  2  1341

How to dynamically generate scheduled tasks in php

How to dynamically generate scheduled tasks in php? For example, how can I cancel the order after a certain period of time if the goumai item has not been paid for? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

橘ふ丟孒 2020-04-17 16:25:47 0  1  1093

The smartest way to generate duplicate HTML source code. Using PHP?

Hi, I would like to know what is the smart way to generate duplicate HTML source code like below. Let's say I have 30 rows numbered from 1 to 30. I have a lot of pages like this that need this structure. I've used a PHP loop to generate this code in the page itself, since I'm using PHP anyway in my ...

P粉146080556 2023-09-10 16:37:09 0  1  695