PHP

Learn PHP for new users. I have a few questions about Arrays. I hope you can give me some advice. ". $ _ POST ['xh'] [$ I]."What does this sentence mean? Why should I add "[" xh "]"? Two "."What does it mean? Why does $ XH get an array after

Question about the separation of HTML code and PHP look at the http://123langzheng.blog.163.com/blog/static/1362078062011125111528576/ The following example illustrates their usage. assume that the IntegratedTemplate class and the

Ask for advice. The company wants me to connect to another website platform to implement data interfaces. who has done this. Come in and have a chat. How can I create an api for the other party to call? it is an api. the returned data format is json

A nice paging class written by php itself is not complete. it is not verified in some cases, but can be used. for the paging effect, see the bottom of the article. Except for the code that links to the database, all the other codes are pasted. For

If you have any questions about the php code running sequence, please help me answer the following questions. thank you. A set of code is downloaded from the Internet. The following admin. php file: How did the following code run? That is, for

Introduction to Laravel5.1 EventBroadcasting Larvel 5.1 adds the event broadcast function to notify the client of events triggered on the server through the websocket service, that is, the browser. based on the received events, the client js, make

PHP practical function Manual: stream_context_create () simulate postget php practical function Manual: stream_context_create () simulate POST/GET Sometimes, we need to simulate POST/GET requests on the server, that is, simulation in the PHP program.

Do I have to have a foreign key in a data table in php? what is this foreign key? is it dispensable and mysterious. I can see that many experts are instructing Cainiao to say they want to create a foreign key, but if you don't want to make sense of

How to use GROUPBY to find the table structure with the smallest value in the specified sorting group is as follows: -------------------------------------------------- A1 A2 China 99 China 94 95 in China US 88 US 70 US 94 UK 79 UK 92 .....

Install php extension pthreads to implement PHP multithreading. the following two compilation methods are introduced: 1. compile pthreads extension on existing PHP Note: The pthreads module needs to be dynamically loaded. before compiling php, -

Fpdf cell Chinese automatic line feed problems such as Question Why can't the text in cell be automatically wrapped? How to set Write can wrap, but there is no border MultiCell can also be used, but tables cannot be generated. a cell occupies a

Why can I write and receive the form value like this? the post form has an array like this: Use POST ['test'] The problem arises. I understand that only variables can be placed in post, For example Write as POST ['test'] However, the first

Familiar with and operate PHP distributed cache memcached in the era of the rise of the Internet, all major websites are facing a big data flow problem. how can we increase website access speeds and reduce database operations; as PHP developers, we

You can use the move_uploaded_file () function to upload and download php files. However, this document does not introduce how to download files. I cannot find the move_downloaded_file () function. I want to download move_uploaded_file () and upload

Common php string handler functions: 1. character location lookup function: Strpos ($ str, $ seach, [int]); searches for the first position of search in $ str starting from int; Stripos ($ str, $ seach, [int]); returns the position where the string

PHP non-blocking mode By dust on July 31 st, 2014 // Filed Under → php PHP is no longer blocked. When PHP is processed as the backend, some long-term processing is required. in order to quickly respond to page requests without making a result

What are the Chinese characters deleted when SWFUpload is uploaded and saved? When uploading with SWFUpload, the file name is in English, but it is not displayed if it is Chinese. what is the problem? Where can I modify it? First, the file I

Analysis of redis Cache methods on the PHP website Author: Wucl Time: 2014-02-05 Chapter content: basic background, analysis content, and personal experience (this person has no moral character and writes anything he thinks .).1. basic

Why is the internal variable of the function referenced externally, not automatically deleted after execution? Function counter ($ d = 0 ){ $ Counter = 1 + $ d; Return function () use (& $ counter) {return $ counter ++ ;}; } $ A = counter (); Echo

Cainiao asks PHP to retrieve MYSQL data and then invert the order of mysql data Php code: $ Res_ip = mysql_query ("select * from ip order by id DESC limit 0, 5"); while ($ row_ip = mysql_fetch_array ($ res_ip )) {$ ip_ip [] = intval ($ row_ip [