Today, we mainly introduce the application of file directory function in the development of PHP website. In the development of PHP website, we often need to read directory file information or create a directory to store the necessary files, and when
For security reasons, it's a good idea to specify a name for the open file object so that you can close the file quickly after the operation is complete, preventing some useless file objects from taking up memory. For example, read from a text
For security reasons, it's a good idea to assign a name to an open file object so that you can quickly close the file to prevent unwanted file objects from consuming memory after you complete the operation. For example, read a text file:
One: Directory operations
The first introduction is a function read from the directory, Opendir (), Readdir (), Closedir (), using the file handle is opened first, and then the iteration is listed:
Copy CodeThe code is as follows:
$base _dir =
Linux Directory ConfigurationAfter learning about the types and attributes of each file, and how to change the information about file properties/permissions, let's see why every Linux distributions their profiles, executable files, and every
The following are some of the most important directories and the various functions of Linux systems:/root directory.Contains almost all of the file directories. Equivalent to a central system. The simplest way to enter is: CD/./bootDirectories such
PHP Read Directory Delete (can delete directory files) This article provides a PHP directory management program, he can be in the directory of files, folders, and other files for the management of delete operations, can support the management of an
1, the Linux file attributes;
The properties of a Linux file or directory mainly include: The node of the file or directory, the type, the permission mode, the number of links, the users and user groups, the time of the most recent visit or
Because there are so many communities/companies and individuals that use Linux to develop products or distributions, if everyone uses their own ideas to configure the directory where the files are placed, it can cause a lot of management problems.
This essay will supplement the file types of Linux systems and the directory structure of Linux (Linux directory Management and permissions are very important, especially in Linux installation database class software).One, Linux change file
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