search
HomeSystem TutorialLINUXDetailed explanation of split command in Linux

Detailed explanation of split command in Linux

Feb 21, 2024 pm 06:06 PM
linuxsplitDetailed explanation of commands

Detailed explanation of split command in Linux

split is a commonly used command in Linux. It is used to split a file into multiple smaller files. In this article, we will introduce the usage of split command in detail and provide some specific code examples.

1. Command syntax

The basic syntax of the split command is as follows:

split [options] [input file] [output file prefix]

Options:
-: Split the file according to the specified number of lines, the default is 1000 lines.
-a: Specifies the suffix length of the generated file, the default is 2.
-b: Split the file according to the specified file size, you can use K, M, G and other units.
-d: Use numbers as file suffixes instead of letters.

2. Example demonstration

  1. Split the file according to the number of lines

Suppose there is a file named file.txt with the following content:

A
B
C
D
E
F
G
H
I
J

We can use the following command to split the file into small files with 3 lines each:

split -3 file.txt file_

After executing this command, three files will be generated: file_aa, file_ab, file_ac. Each small file contains three lines of content.

  1. Split files according to file size

If we want to split files according to file size, we can use the following command:

split -b 1k file.txt file_

After executing this command, Generates multiple 1KB sized files. Among them, the first file is file_aa, the second file is file_ab, and so on.

  1. Split files according to file numbers

Use the -d option to use numbers instead of letters for the generated file suffix:

split -d -3 file.txt file_

After executing this command, Three files will be generated: file_01, file_02, file_03.

3. Summary

The split command is a very useful tool that can help us split large files into multiple small files for easy processing and transmission. This article introduces the basic usage of the split command and provides some specific code examples. I hope readers can better understand and apply the split command by reading this article.

The above is the detailed content of Detailed explanation of split command in Linux. For more information, please follow other related articles on the PHP Chinese website!

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
What are the main tasks of a Linux system administrator?What are the main tasks of a Linux system administrator?Apr 19, 2025 am 12:23 AM

The main tasks of Linux system administrators include system monitoring and performance tuning, user management, software package management, security management and backup, troubleshooting and resolution, performance optimization and best practices. 1. Use top, htop and other tools to monitor system performance and tune it. 2. Manage user accounts and permissions through useradd commands and other commands. 3. Use apt and yum to manage software packages to ensure system updates and security. 4. Configure a firewall, monitor logs, and perform data backup to ensure system security. 5. Troubleshoot and resolve through log analysis and tool use. 6. Optimize kernel parameters and application configuration, and follow best practices to improve system performance and stability.

Is it hard to learn Linux?Is it hard to learn Linux?Apr 18, 2025 am 12:23 AM

Learning Linux is not difficult. 1.Linux is an open source operating system based on Unix and is widely used in servers, embedded systems and personal computers. 2. Understanding file system and permission management is the key. The file system is hierarchical, and permissions include reading, writing and execution. 3. Package management systems such as apt and dnf make software management convenient. 4. Process management is implemented through ps and top commands. 5. Start learning from basic commands such as mkdir, cd, touch and nano, and then try advanced usage such as shell scripts and text processing. 6. Common errors such as permission problems can be solved through sudo and chmod. 7. Performance optimization suggestions include using htop to monitor resources, cleaning unnecessary files, and using sy

What is the salary of Linux administrator?What is the salary of Linux administrator?Apr 17, 2025 am 12:24 AM

The average annual salary of Linux administrators is $75,000 to $95,000 in the United States and €40,000 to €60,000 in Europe. To increase salary, you can: 1. Continuously learn new technologies, such as cloud computing and container technology; 2. Accumulate project experience and establish Portfolio; 3. Establish a professional network and expand your network.

What is the main purpose of Linux?What is the main purpose of Linux?Apr 16, 2025 am 12:19 AM

The main uses of Linux include: 1. Server operating system, 2. Embedded system, 3. Desktop operating system, 4. Development and testing environment. Linux excels in these areas, providing stability, security and efficient development tools.

Does the internet run on Linux?Does the internet run on Linux?Apr 14, 2025 am 12:03 AM

The Internet does not rely on a single operating system, but Linux plays an important role in it. Linux is widely used in servers and network devices and is popular for its stability, security and scalability.

What are Linux operations?What are Linux operations?Apr 13, 2025 am 12:20 AM

The core of the Linux operating system is its command line interface, which can perform various operations through the command line. 1. File and directory operations use ls, cd, mkdir, rm and other commands to manage files and directories. 2. User and permission management ensures system security and resource allocation through useradd, passwd, chmod and other commands. 3. Process management uses ps, kill and other commands to monitor and control system processes. 4. Network operations include ping, ifconfig, ssh and other commands to configure and manage network connections. 5. System monitoring and maintenance use commands such as top, df, du to understand the system's operating status and resource usage.

Boost Productivity with Custom Command Shortcuts Using Linux AliasesBoost Productivity with Custom Command Shortcuts Using Linux AliasesApr 12, 2025 am 11:43 AM

Introduction Linux is a powerful operating system favored by developers, system administrators, and power users due to its flexibility and efficiency. However, frequently using long and complex commands can be tedious and er

What is Linux actually good for?What is Linux actually good for?Apr 12, 2025 am 12:20 AM

Linux is suitable for servers, development environments, and embedded systems. 1. As a server operating system, Linux is stable and efficient, and is often used to deploy high-concurrency applications. 2. As a development environment, Linux provides efficient command line tools and package management systems to improve development efficiency. 3. In embedded systems, Linux is lightweight and customizable, suitable for environments with limited resources.

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

MantisBT

MantisBT

Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.

Dreamweaver Mac version

Dreamweaver Mac version

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

PhpStorm Mac version

PhpStorm Mac version

The latest (2018.2.1) professional PHP integrated development tool

WebStorm Mac version

WebStorm Mac version

Useful JavaScript development tools