jquery php session

This article mainly improves the model of the previous article, writing the verification code into the SESSION instead of returning the text of the verification code to the hidden domain of the client. Otherwise, the meaning of the verification code

This article describes how to use Session and Javascript in PHP to implement the file upload progress bar. This article describes the implementation principles and provides complete implementation code, for more information about how to upload files

The PHP file Upload progress bar is implemented based on Session and Javascript. If you are using php5.4, you can only implement it through ajax, iframe, or some other methods. if you are using php5.4, we can use session. upload_progress can be

If you are using php5.4, you can only implement it through ajax, iframe, or some other methods. If you are using php5.4, we can use session. upload_progress can be used in combination with js to quickly implement a file upload progress bar. If you

Before PHP 5.4, it was not easy to implement such a progress bar. There are three main methods:1. Use Flash, Java, ActiveX2. Use php apc extension3. Use the HTML5 File APIThe first method relies on third-party browser plug-ins, which are not

: This article mainly introduces php programming notes. if you are interested in PHP tutorials, please refer to them. Three methods for php to obtain POST data Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese

Php programming notes-three methods for obtaining POST data from small_123 php Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese character to pinyin source code Php traverses the Directory, generates the md5

Three ways to get post data from PHP PHP image plus watermark source code One of the simplest examples of Php+ajax+json PHP Chinese Pinyin Source code PHP iterates through directories, generates MD5 values for each file in the directory, and writes

1. try to copy a logon program. This logon form is on the homepage. after successful logon, you are required to use ajax to return the username information (saved session value) and automatically hide the form. Currently, the user information can be

1. What is the definition of a variable? How do I check that a variable is defined? How do I delete a variable? How do I detect if a variable is set? $ defines whether the isset ()//check variable is setDefined ()//Detect constants are setUnset