PHP

When Codeigniter is used to develop file upload programs, rar and zip packages are not supported by default. this need to be improved. However, we can solve this problem by defining the format by ourselves. codeigniter's restrictions on the format

This article mainly introduces the solution for the PHPempty function to report an error when detecting a non-variable. if you need a friend, refer to PHP development, when you use empty to check the results returned by a function, the following

PHP provides error handling and logging functions. these functions allow you to define your own error handling rules and how to modify error records. in this way, you can modify and enhance the error output information as needed to meet the actual

This article mainly describes two methods for connecting PHP to MySQL and how to prevent garbled text. if you need a friend, you can refer to it and hope to help you. MySQL configuration in PHP Error message: Class 'mysqli' not found in Answer:1.

Use Nginx as the proxy server, and set the backend to apache2. to allow uploading of files up to MB. For more information, see use Nginx as the proxy server, the backend sets apache2. to allow up to MB of files to be uploaded. 1. Nginx

This article describes how to use the Imagick component to achieve dynamic image cropping in PHP and Nginx, for more information, see the article about the high-performance PHP image dynamic cropping solution that I wrote a long time ago. The

This article mainly introduces simple examples of php initialization objects and Destructor. if you need some help, please refer to them. The code is as follows: /*************************************** ******** _ Construct object initialization

This article mainly introduces examples of php string truncation functions that support Chinese and other encoding (intercepting Chinese strings). For more information, see the simple string truncation method, you can directly call the input

This article mainly introduces how to use PHP to export Redis data to another Redis. For more information, see the PHP script for exporting data from a Redis db to another Redis db: The code is as follows: $ From = '1970. 0.0.1: 80801 ';$ To = '127

This article describes how to use php to obtain images in the folder path and display them by page. For more information, see The code is as follows: $ Page = isset ($ _ GET ['Page'])? $ _ GET ['Page']: 0; // starts from scratch$ Imgnums = 10;

This article mainly introduces the use example of the zf framework InArray checker. For more information, see The code is as follows: Require_once ("Zend/Loader. php ");Zend_Loader: loadClass ("Zend_Validate ");Zend_Loader: loadClass

This article describes how to clear files after PHP reads the file content. For more information, see The code is as follows: $ Fh = fopen ($ path, "r + ");If (flock ($ fh, LOCK_EX) {// add a write lock$ Old_content = json_decode (fread ($ fh,

This article mainly introduces the example of using password_hash () in PHP. For more information, see section 1. PHP5.5 provides many new features and Api functions, one of which is the Password Hashing API (create and verify the hash Password

Php reference (that is, adding the & amp; symbol before a variable, function, or object) means that different names access the same variable content in PHP. The pointer is different from the pointer in C language. the pointer in the C language

In foreach, the amount of data code to be queried cyclically is relatively small, but the performance is relatively low. the following byte write function can solve the problem of less data code to be queried cyclically in foreach, however, the

This article mainly introduces the php page number paging function, which supports ajax pages for static address paging and non-link address paging. if you need a friend, you can refer to the previous pages, I have to write it on my own and I think

This article mainly introduces the example of using php to implement the number of daffodils. if you need a friend, you can refer to the self-power number, also known as the number of Armstrong, which is generally called the number of daffodils. In

This article mainly introduces an encapsulation class for PHP to quickly read large CSV files by line. this class is also applicable to other large text files, you can refer to the reading of large CSV files as described earlier (PHP code example

This article mainly introduces how to run PHP commands under the command line to reduce web requests, make the website run more stable, and generate faster as we all know, news or product information of most websites is static pages. The main

This article mainly introduces a simple example of generating a static page in php. if you need it, you can refer to publish news to achieve static and static news pages. Add. php The code is as follows: Add News Config. php The code is as