[PHP] a set of commonly used practical functions

[PHP] a collection of frequently used practical functions is about to learn php. I found that many functions need to be used and can be written by myself, so I found common php functions, from various major php systems, php practical functions are

Code for sending mails via SMTP in php

The code for sending mails using SMTP in php the latest project needs to use SMTP to send mails. the previous library class does not exist and does not like to install pear or use the net/smtp class of pear, it is too complicated. The core is

Comparison of php text operation methods

Fgets and fputs, fread and fwrite, fscanf and fprintf fgets and fputs, fread and fwrite, fscanf and fprintf String read/write functions fgets and fputs1. the fgets function of the string reading function reads a string from a specified file to a

PhpFPDF class library application implementation code

PhpFPDF class library application implementation code The code is as follows: Require ('Chinese. php ');Class PDF extends pai_chinese{Function Header () // Set the Header{$ This-> SetFont ('GB', '', 10 );$ This-> Write (10, 'XX company product

PHP source code compression tool _ php instance

All PHP file packages remove all comments in one PHP file remove extra spaces keep output pure PHP (that is, no additional processing steps are required to parse the file) usage: (run on the command line) The code is as follows: Php compactor. php

Favorite PHP common function recommendations

Favorite common PHP functions are recommended. Save the following content: The code is as follows: Function GetIP () {// obtain the IP addressIf ($ _ SERVER ["HTTP_X_FORWARDED_FOR"])$ Ip = $ _ SERVER ["HTTP_X_FORWARDED_FOR"];Else if ($ _ SERVER

Phpgtimagesize the length and width of the uploaded image detection code

Getimagesize-get image size getimagesize-get Image size Description Array getimagesize (string $ filename [, array & $ imageinfo]) The getimagesize () function will determine any GIF, JPG, PNG, SWF, SWC, PSD, TIFF, BMP, IFF, JP2, JPX, JB2, JPC, the

Develop 7 object-oriented habits in PHP

If you are not planning to create an application using the OO principle, use the object-oriented (OO) language features of PHP, these seven habits will help you begin to convert between process programming and OO programming. In the early days of

Php regular expression to match the dede template tag code

Use regular expressions to match dede tags. For more information about template tags like dedecms, see dedecms template tags. Html code The code is as follows: {T: arc row = '10 '}{T: field. title /}{T: list row = '5 '}{T: field. title /}

Share the development experience of the MVC template engine in PHP

MVC is the abbreviation of Model, View, and Controller. the purpose of MVC mode in PHP is to achieve the division of functions of the Web system, in general, business logic processing is separated from the user interface view. It makes the

Use Socket to send emails

Using a Socket to send an email using a Socket to send an email in several PHP homepage spaces applied by the author does not provide the mail function much. It is always done after the mail () function is called. No more. However, emails play an

Phpmyadmin operation process

Phpmyadmin is the client software used to remotely connect to the MySQL database. you can follow these steps: To configure the phpmyadmin software: Download the phpmyadmin.rar file to your local computer; Decompress the file using winrar to

Use php to implement code sharing for Baidu online drive images _ php instance

Online storage has a straight-chain function, but it requires money. I have a Baidu network disk, but Baidu's external network disk chain cannot be directly used in the web page. Baidu can also have this function one day.First Code: less

CentOS6.2 use yum to install LAMP and phpMyadmin

This article provides a detailed analysis of CentOS6.2 using yum to install LAMP and phpMyadmin. For more information, see how to use YUM to configure and install the LAMP environment under CentOs6.2, some brothers also like to use the compiled

Php_screw1.5: php encryption: installation and usage details

This article provides a detailed analysis of php_screw1.5: php encryption: Installation and Use. For more information, see the php file stored on the server in text format, it is easy for others to read the source code. to protect the source code,

Use of the fopen function in php to open files

This article provides a detailed analysis of the use of the fopen function in php. For more information, see section 1. resource fopen (string $ filename, string $ mode [, bool $ use_include_path [, resource $ zcontext]) Function:Fopen () binds the

PHP5.5 the simplest way to create and verify a hash

PHP5.5.0 has been released recently and brings a complete list of new features and functions. One of the new APIs is PasswordHashingAPI. it contains four functions: password_get_info (), password_hash (), password_needs_rehash (), and

Describes how to filter input values/form submission parameters in php to effectively prevent SQL injection.

The input value form submits parameter filtering to effectively prevent SQL injection or illegal attacks. The following describes some good methods, if you are interested, do not miss the input value/form submission parameter filtering to

A group of PHP reversible encryption and decryption algorithm instance code _ php instances

This article mainly introduces a set of PHP reversible encryption and decryption algorithm instance code. if you need it, you can refer to the md5, sha1, and other methods for most password encryption. This can effectively prevent data leaks, but

Codeigniter example _ php instance for uploading as many files

This article describes how to use codeigniter to upload multiple files. For more information, see The code is as follows: /*** Multi-Upload** Extends CodeIgniters native Upload class to add support for multiple* Uploads.** @ Package CodeIgniter*

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