Please tell me how to implement this function: If the user xia dan of the mall has the same delivery address, a reminder will pop up and cannot be saved.

From [PHPdiscussion group] 2021-08-23 16:41:06 0  2  1489

How to bind the website to the WeChat public platform

I applied for a personal subscription account and want to use a custom menu to jump to my website.

From [PHPdiscussion group] 2018-08-30 17:40:02 0  4  1489

Error when running index.php

Teacher Zhu, unzip your courseware file to the project directory and an error will occur when running index.ph...

From [PHPdiscussion group] 2019-04-06 18:35:40 0  4  1488

Source code link?

Teacher, where can I download the source code? Can you give me a link?

From [PHPdiscussion group] 2018-04-17 10:56:20 0  1  1488

Just found a job and don't know what to do after completing the tasks assigned by the leader? Please give me some advice, please.

I hope you can give me some advice! ! !

From [PHPdiscussion group] 2018-05-14 16:45:55 0  7  1488

网络爬虫使用不同的语言写有什么特点？

网络爬虫使用不同的语言写有什么特点？

From [PHPdiscussion group] 2017-01-24 15:04:12 0  2  1488

When creating a website, it prompts "hosts do not exist or are blocked from opening, and synchronization of hosts failed."

When creating a website, it prompts "hosts do not exist or are blocked from opening, and synchronization ...

From [PHPdiscussion group] 2020-02-20 14:02:34 0  0  1487

Only page errors are displayed before template separation

base.php<?phpnamespace app\index\controller;use think\Controller;class Base extends Controller;{  ...

From [PHPdiscussion group] 2018-01-08 19:46:52 0  2  1487

TP cannot obtain the primary key of the data table when inserting records through the model object

From [PHPdiscussion group] 2019-06-27 13:48:50 0  3  1487

I just started learning PHP. When configuring the site domain name, I opened the hosts file. After binding 127.0.0.1 to the domain name, I saved the hosts file. It always pops up and saves it in another place. This fails. How to solve it?

From [PHPdiscussion group] 2017-09-30 10:38:53 0  3  1487

According to the teacher's code, the controller does not exist.

Ask for answers

From [PHPdiscussion group] 2018-12-22 14:09:25 0  3  1486

Teacher, please see how to solve this problem?

From [PHPdiscussion group] 2017-09-22 14:45:26 0  8  1486

Why does the first one output 1?

The for loop 0<10, i+1=1, echo $num[1], isn’t the result 2?

From [PHPdiscussion group] 2018-09-06 21:25:09 0  2  1486

Why does it show an error when I use lphpstorm? The address entered by hand is correct.

From [PHPdiscussion group] 2017-08-09 10:25:32 0  2  1486

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. Generat...

From [PHPdiscussion group] 2019-03-15 11:52:51 0  6  1486