PHP

Copy codeThe Code is as follows:Class HMongodb { Private $ mongo; // Mongodb connectionPrivate $ curr_db_name;Private $ curr_table_name;Private $ error; Public function getInstance ($ pai_server, $ flag = array ()){Static $ mongodb_arr;If (empty ($

1. Add 0 to the number. If you want to automatically generate a student ID and automatically generate a student ID, such as "d0000009" and "d0000027", you will face a problem, how can we merge the left side with 0 into such 8-digit encoding? I have

PHP file management. You can click to sort by time, size, and name. Jquery is not used in this example.Demo PHP Code $ Rootdir = "./"; $ Spacenum = 0; $ Filenum = 0; $ Allfilesize = 0; Echo "File Management freejs.net test "; Echo "reset

I. Why do I need a Debugger? Many PHP programmers use echo, print_r (), var_dump (), and printf () for debugging. In fact, this is enough for programmers with rich development experience, during program execution, they can output the values of

A PHP-implemented UBB class! & Nbsp; & lt ;? Php & nbsp;/* & nbsp; If you have reprinted it, please indicate the author /* If any reprint is found, please indicate the author Author: He Zhiqiang File: ubb. php Note: it is an improvement. In fact,

PHP user authentication and management full source code & lt ;? Php $ id = & quot; xxxCOM & quot; $ Id = "xxxCOM "; If (! Isset ($ PHP_AUTH_USER )){ Header ("WWW-Authenticate: Basic realm =" $ id ""); Header ("HTTP/1.0 401 Unauthorized

PHP actively supports file uploads based on RFC1867. let's look at the example below: FORMMETHOD = "POST" ENCTYPE = "multipart/form-data" INPUTTYPE = "FILE" NAME = "hello" INPUTTYPE = "HIDDEN" NAME = "MAX_FILE_SIZE" VALUE = PHP actively supports

PHP Exploitation tips Summary: several useful tips 1. PHP redirection Method 1: header ('Location: index. p 1. PHP redirection Method 1: header ('Location: index. php ');Method 2: echo 'script window. location = \ '$ PHP_SELF \'; script

[Preface: 1. Awareness of backup 2. ro or unmount3 backup partition 4. Data compression [Preface: 1. Awareness of backup 2. backup partition ro or unmount 3. Data compression 4. verify md5sum-c 5. encryption processing GunPG asymmetric key

This article introduces an instance program for grouping and adding a php two-dimensional array with a single key name. if it is used to retrieve data from the database, it can be SELECTSUM (t_value), t_idFROMt_tableGROUPBYt_id, however, if you are

The _ set () method is used to set private property values. The _ get () method is used to obtain private property values. The _ isset () method is used to check whether the private property value is set. The _ unset () method is used to delete

When I learned how to use CURL a few days ago, I encountered a problem: I submitted data to bphp in POST mode in aphp, but bphp cannot receive the data, and the CURL operation is successful, which is very strange. After searching by multiple parties,

For example, there is a multi-dimensional array: array (1, 3, 4), array (for example, there is a multi-dimensional array: array( array( array(1,3,4), array( array( 1,2,3

Used to test CRUDpublicfunctioncrudTest () {@ todo: the entire function permission check creates a CRUD main table object $ crud = // used to test the CRUD Public function crudTest (){ // @ Todo: check the permissions of the entire function //

Using Portal to integrate external applications as the Portal matures step by step, its structure and functions have also undergone great changes, from hybrid services to system frameworks as the core, applications are completely separated from

Understanding and application of classes in PHP [1] understanding and application of classes in PHP [1] & nbsp; many PHP fans are learning PHP class understanding and application [1] Many PHP fans feel that they are difficult to understand and

PHP4 truth OO author of this article JohanPersson is a developer of the famous JpGraph chart class library in PHP. this article is written by the author for object-oriented development in PHP4. Johan Persson is the developer of the famous JpGraph

With the popularity of Microsoft. NET, ASP. NET is increasingly accepted by developers. As a developer of ASP. NET, we not only need to grasp its basic principles, but also need to practice more and get the true development skills from practice. In

I. INTRODUCTION it is sometimes important to implement forced object types in PHP. If you lack it, or the lack of this knowledge-based on inaccurate programming assumptions, or just for laziness, then you will look at the specific Web application I.

I wrote a simple search for the technical materials on my computer. the general idea is to find the text in the specified directory. if there is data that matches the keyword, the file name will be returned, and all the search results will be