PHP

How does php output the check box? There are 6 check boxes in the form. if 126th check boxes are selected, the data inventory is 1, 2, and 6. Now the question is, how can I use php to set the value from the database on the modified page and output

About solving php global custom variables! The concept is still unclear. I don't understand it. stupid !!! I want to write a global variable for the entire site, which class can be shared For example, if I initialize the global variable in Class a,

How can I increase the mysql capacity in phpmyadmin? This error is displayed when you import a table to mysql. Fatal error: Allowed memory size of 134217728 bytes exhausted (tried to allocate 41 bytes) in C: \ Program Files (x86) \ EasyPHP-12.1 \

Let's see how to calculate the numbers in this example? These are the numbers in red letters, three in each row, and all the numbers in the even row should be calculated in mathematics? The remainder is the number of the column. how can we express

I am in a hurry to ask a simple ajax question ~ I just learned about ajax and wrote a section ~~ The if (str = "good") in js does not work ~~ If the result is returned separately, the output is good. I can't judge if I put it in. I don't know why ~

The discuz forum post page does not show the content to be searched on Baidu, and there is no such answer. The homepage, list page, and background can be opened normally, but the content is not displayed on the post page. I used to be normal.

Since HTTP is a stateless protocol, is mysql_close necessary? Since the connection is checked once, why do we need to close the connection? There is also an imagedestroy function to release the memory for uploading images. if I do not release the

A newbie asks ajax return values. the ajax return value enters the showmsg function, and alert (tips) returns the value of the function, but it always displays undefined. Is it a type return problem ~ Function showmsg (MS) { Var tips Switch

How can I reuse SQL statements? Now I have several very long SQL statements that need to be applied separately in different places. Therefore, I want to write them as stored procedures for public use and facilitate debugging. The stored procedure

PHP website backend cannot enter. Melancholy. Http://www.xmfoodcn.com/system/login.php After entering the account password and clicking Login, no response is returned. US: admin pw: admin 888 background password. The competent experts can help you

How can this problem be solved? the host abandons an established connection Warning: socket_read (): unabletoreadfromsocket connect OK. Warning: socket_write () [function. socket-write]: unable to write to socket [0]: the software in your host

What does php use to represent IsPostBack? Php looks like an event like onload So how to capture the submit Form event? Reply to discussion (solution) The page is submitted to the php end. if($_POST['submit']){ echo $_POST['name'];}

Check the data summary check box. if I want to perform the group_concat () operation on the selected data, what can I do? Reply to discussion (solution) $ In = implode (',', $ _ POST ['id']); // assume that the check box name is id [] $

What is garbled code on the website? Http://www.icsoft.org.cn/ What is garbled code on the website? Reply to discussion (solution) What is the data table encoding? There are many reasons: file encoding, page encoding, database encoding, and

Ask if this statement is feasible! SELECT * FROM city WHERE city. pname = $ row_a ['pname']$ Row_a ['pname'] is the variable of another table. if this sentence is feasible, where is the error? Reply to discussion (solution) There is no such

What identity does a php program read and write files? Is it another user? What identity does a php program read and write files? Is it another user or something? Reply to discussion (solution) If it is windows, it should be an IIS user.

Mysql "insert table name ......" Can table names make variables? Mysql "insert table name ......" Can table names make variables? How to implement it? Reply to discussion (solution) $ TableName = 'member '; Mysql_query ("insert into". $

Php queries multiple fields. 3 fields! Query now is normal! Domain wants to add these two! How to get the same table! Help dedicatedip assignedips thank you .... Reply to discussion (solution) If judgment, then assemble the SQL statement!

I would like to ask you if there are any good code for phpsqlite. the following code is relatively small before it can be downloaded. because space only supports this, only the source code that supports the sqlite database can be downloaded. After

Sina Weibo third-party login {"error": "http method is not suported for this request! "," Error_code ": 10021," request ":"/oau2/ access_token "} This error is reported when you transfer it to the authorization page. http requests are not supported