


Simple operation under LINUX system--View file and directory attributes
ls: List directory contents (the default is the current working directory)
Format: command [options] [parameters]
Options:
-a: List all files and directories (including hidden files and directories)
-l: List in long format
-d: List only the directory itself
-h: Used with the -l option to display the file size in a friendly way (if -h is not added, the default file size is displayed in bytes);
Example:
[root@uni test]# ls
dir file file1
[root@uni test]# ls -l
Total usage 10248
drwxr-xr-x 2 root root 4096 July 16 15:30 dir
-rw-r--r-- 1 root root 7 July 16 15:30 file
-rw-r-- r-- 1 root root 10485760 July 16 15:32 file1
[root@uni test]# ls -lh
Total usage 11M
drwxr-xr-x 2 root root 4.0K July 16 15:30 dir
-rw-r--r-- 1 root root 7 July 16 15:30 file
-rw-r--r-- 1 root root 10M July 16 15:32 file1
[root@uni test]# ls -alh
Total usage 11M
drwxr-xr-x 3 root root 4.0K July 16 15:32 .
drwxr-xr-x. 3 root root 4.0K July 16 14:04 ..
drwxr-xr-x 2 root root 4.0K July 16 15:30 dir
-rw-r- -r-- 1 root root 7 July 16 15:30 file
-rw-r--r-- 1 root root 10M July 16 15:32 file1
[root@uni test] #ls -ldh
drwxr-xr-x 3 root root 4.0K July 16 15:32 .
The above is the detailed content of Simple operation under LINUX system--View file and directory attributes. For more information, please follow other related articles on the PHP Chinese website!

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics



The glob() function in PHP is used to find files or directories and is a powerful file operation function. It can return the path of a file or directory based on a specified pattern match. The syntax of the glob() function is as follows: glob(pattern, flags) where pattern represents the pattern string to be matched, which can be a wildcard expression, such as *.txt (matching files ending with .txt), or a specific file path. flags is an optional parameter used to control the function

Python's dir() function: View an object's properties and methods, specific code example required Summary: Python is a powerful and flexible programming language, and its built-in functions and tools provide developers with many convenient features. One of the very useful functions is the dir() function, which allows us to view the properties and methods of an object. This article will introduce the usage of the dir() function and demonstrate its functions and uses through specific code examples. Text: Python’s dir() function is a built-in function.

The mobile version of WeChat Reading App is a very good reading software. This software provides a lot of books. You can read them anytime, anywhere with just one click to search and read them online. All of them are officially authorized and different types of books are neatly arranged. Sort and enjoy a comfortable and relaxing reading atmosphere. Switch the reading modes of different scenarios, update the latest book chapters continuously every day, support online login from multiple devices, and batch download to the bookshelf. You can read it with or without the Internet, so that everyone can discover more knowledge from it. Now the editor details it online Promote the method of viewing the catalog for WeChat reading partners. 1. Open the book you want to view the catalog and click in the middle of the book. 2. Click the three lines icon in the lower left corner. 3. In the pop-up window, view the book catalog

Select the style of the catalog in Word, and it will be automatically generated after the operation is completed. Analysis 1. Go to Word on your computer and click to import. 2After entering, click on the file directory. 3 Then select the style of the directory. 4. After the operation is completed, you can see that the file directory is automatically generated. Supplement: The table of contents of the summary/notes article is automatically generated, including first-level headings, second-level headings and third-level headings, usually no more than third-level headings.

Bottom attribute syntax and code examples in CSS In CSS, the bottom attribute is used to specify the distance between an element and the bottom of the container. It controls the position of an element relative to the bottom of its parent element. The syntax of the bottom attribute is as follows: element{bottom:value;} where element represents the element to which the style is to be applied, and value represents the bottom value to be set. value can be a specific length value, such as pixels

tree is a command line tool that recursively lists the contents of a directory in a tree format, so that all directories, subdirectories, and files are listed in a hierarchical manner, thereby visually displaying the organizational structure of files and folders. The following are the installation and use methods of tree under Windows and Linux systems. The installation and use of tree under Linux. Installing tree under Linux: aptupdate&&aptinstalltree The following are the common ways of using the tree command. #Display the directory tree under the specified path tree/d/temp #Limit the maximum display depth tree-L3 #Display only directories but not files tree-d #Display including hidden files and directories tr

Thread of Despair is a rare card in Blizzard Entertainment's masterpiece "Hearthstone" and has a chance to be obtained in the "Wizbane's Workshop" card pack. Can consume 100/400 arcane dust points to synthesize the normal/gold version. Introduction to the attributes of Hearthstone's Thread of Despair: It can be obtained in Wizbane's workshop card pack with a chance, or it can also be synthesized through arcane dust. Rarity: Rare Type: Spell Class: Death Knight Mana: 1 Effect: Gives all minions a Deathrattle: Deals 1 damage to all minions

How to tell if a jQuery element has a specific attribute? When using jQuery to operate DOM elements, you often encounter situations where you need to determine whether an element has a specific attribute. In this case, we can easily implement this function with the help of the methods provided by jQuery. The following will introduce two commonly used methods to determine whether a jQuery element has specific attributes, and attach specific code examples. Method 1: Use the attr() method and typeof operator // to determine whether the element has a specific attribute
