PHP Tutorials

This article is based on the PHP date function to explain the usage of time and date in PHP, the need for friends can refer to this tutorial. PHP's display time code is much more powerful than ASP, and it's easier to call. Look first.

This article mainly refers to the jquery Ajax and PHP combination, to achieve user no refresh login effect, the need for friends can refer to. In this example, we use the MySQL database to create a user table with the following table structure:

This article to introduce a label cloud life method, we use PHP and MySQL to do the implementation, the need for students to refer to. The user enters text and enters text in a tag cloud in the past. A tag cloud is a visual description of a

PHP Web Digital Counter Code this PHP counter is a simple code to count the number of visits to a Web page, using a txt text file with the PHP fopen function. PHP Tutorial Web page Digital counter codeThis PHP counter is a simple speaker code to

There are many ways to remove an array of empty elements, and I'm going to introduce two classic methods today, one using the Array_filter function and the other using the function to call the custom function. The code is as follows

Here are four PHP generated random password functions Oh, simple and practical method is a user-defined encryption function, so if you do not know your encryption algorithm is difficult to crack. Here are four php tutorials to generate random

PHP Upload the image code (while the picture is saved to the database)/* The PHP upload image code provided below is a PHP copy to upload the file, he can not only upload the image to the server, but also the image of the address saved in the MySQL

Use the Uniqid () function to generate a unique ID in PHP function Createid ($prefix = "") { $STR = MD5 (Uniqid (Mt_rand (), true)); Return $prefix. $str;} Uniqid (prefix,more_entropy) The Uniqid () function generates a unique ID based on the

In the development of PHP and MySQL inadvertently will appear in Chinese garbled, this is the database encoding and file encoding problem, the following we synthesized a lot of PHP in Chinese garbled solution. PHP Chinese garbled sometimes occurs in

This article describes a new function of php5, we introduce the use of PHP magic function __autoload and some problems, the following summarizes the use of the process of some problems and considerations. __autoload () Usage Some of the lectures in

The Opendir () function opens a directory handle that can be used by Closedir (), Readdir (), and Rewinddir (). If successful, the function returns a directory stream, otherwise it returns false and an error. You can hide the output of the error by

With the Iconv function: iconv ("Utf-8", "gb2312", "ABC Sunshine 123"); It is said that this is better, you can ignore the conversion error! iconv ("Utf-8", "Gb2312//ignore", "ABC Sunshine 123"); Mb_convert_encoding's usage is in

PHP gets the name or path of all the files in the folder including the subdirectory files. /** New GetFile ($_dir[,$_emptydir,$_filetype]); * @parma $_dir is the directory name * @parma $_emptydir whether to get an empty folder, optional, default

Error using return in PHP Answer In the use of such as Mysqli_conn, as long as there are "I" statements will be wrong, I loaded the latest version of PHP. In a function, a return $db is used and an error occurs. What's going on? Best answer

The fopen function is mostly used to read and write files in PHP, but it is sometimes used to get files from remote servers, but we need to turn on Allow_url_fopen to read remote files using fopen. Resolution process The problem with DNS was first

First, the basic concept 1, pdo:php the abbreviation of the Data object. The PDO Extension Class library defines a lightweight, consistent interface for PHP that provides a data access abstraction layer so that queries and data can be executed

Cookies exist on the client side, not related to the server, note the case of your program, Linux is case-sensitive, and the configuration of the PHP tutorial, such as whether register_globals = OFF configuration on both sides of the same and so on.

This article to introduce PHP Spreadsheet_excel_reader import Excel Chinese display garbled and can not read. xlsx format of the file, there are students who encounter such problems can enter the reference. Spreadsheet_excel_reader is a common PHP

Macromedia Company's Flash animation software has become a very popular web page Performance tool, Web site developers use it to arouse the interest of the visitors. Unfortunately, however, there is a big limit to creating animations using

PHP Tutorial System time zone 8-hour difference setting method There are two ways to modify the PHP system time zone: 1. Modify the settings in the php.ini file, locate ";d ate.timezone=" under [Date], modify the entry to