Is notepad++ free?
Notepad is a text editor under the Windows operating system (software copyright license: GPL). It has a complete Chinese cultural interface and supports multi-language writing (UTF8 technology).
Notepad is more powerful than Notepad in Windows. In addition to being used to create general plain text documentation, it is also very suitable for writing computer program codes. . (Recommended learning: notepad )
Notepad not only has syntax highlighting, but also has a syntax folding function, and supports macros and plug-in modules that expand basic functions.
Notepad is free software and can be used for free. It comes with Chinese language and supports many computer programming languages.
Built-in support for up to 27 syntax highlights (including various common source codes and scripts, which can well support .info file viewing), and also supports custom languages;
can automatically detect file types, display nodes according to keywords, nodes can be folded/opened freely, and indentation guide lines can also be displayed, and the code is displayed with a sense of hierarchy;
can open dual windows, in Multiple sub-windows can be opened in the sub-window to display the proportion;
provides some useful tools, such as swapping adjacent rows, macro functions, etc...
can display the selected text The number of bytes (instead of the number of words displayed by the general editor, which is very convenient in some cases, such as software localization);
Regular string matching and batch replacement;
Powerful The plug-in mechanism extends editing capabilities, such as Zen Coding.
GPL is the abbreviation of GNU General Public License and is the informal Chinese translation of GNU General Public License. It is not published by the Free Software Foundation, and is not a statutory distribution clause for software using the GNU General Public License - only the original English version of the GNU General Public License has such effect.
We take two measures to protect your rights.
(1) Copyright protection for software.
(2) Provide you with a license. It gives you legal permission to copy, distribute and modify the software.
Also, to protect each author and ourselves, we need to make it clear to everyone that free software has no warranty. If someone else modified the software and continued to spread it. We need its recipients to understand that what they are getting is not the original free software. Any problems introduced by others should not damage the reputation of the original author.
Finally, any free software is constantly threatened by software patents. We wish to avoid the risk that redistributors of free software obtain patent licenses in their own names. In fact, make the software private. To prevent this, we must be clear: any patent must be premised on allowing everyone to use it freely, otherwise no patent will be allowed.
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How to open large files using Notepad++? Start Notepad++, click File > Open, and select the large file in the file browser. Common problems you may encounter: slow loading of files, "file too big" errors, insufficient memory, corrupted files. Ways to optimize performance: disable plug-ins, adjust settings, use multi-threading.

When installing Notepad++ components, it is recommended to select the following required components: NppExec, Compare, Multi-Edit, Spell Checker, XML Tools. Optional components are available to enhance specific functionality, including Auto Completion, Column Editor, DSpellCheck, Hex Editor, and Plugin Manager. Before installing components, identify frequently used functions and consider compatibility and stability. Install only the components you need to avoid unnecessary clutter.

Notepad++ is a free, open source text editor widely used for programming, web development and text manipulation. Its main uses include: Text editing and viewing: Create, edit and view plain text files, supporting tabs and syntax highlighting. Programming: Supports syntax highlighting, code folding and auto-completion for multiple programming languages, and integrates debuggers and version control plug-ins. Web development: Provides syntax highlighting, code verification and auto-completion for HTML, CSS and JavaScript to facilitate web page creation and editing. Other uses: For text processing, scripting, and document editing.

Font size can be adjusted in Notepad by following these steps: 1. Open Notepad; 2. Go to the "Format" menu; 3. Select the "Font" option; 4. In the "Font" window, use the "Size" field to adjust the font size; 5. Click the OK button to apply the changes.

Through regular expressions, Notepad++ can filter data by conditions: 1. Open the file and use the "Find" window; 2. Select "Regular Expression" mode; 3. Enter a regular expression to define conditions, such as finding lines containing "foo" :foo.

To run Perl code in Notepad++ follow these steps: Install a Perl interpreter. Configure Notepad++, select Perl in the Language setting and enter the path to the Perl executable file. Write Perl code. Select the Perl interpreter in the NppExec plugin and run the code. View the output in the "Console" menu bar.

Notepad++ itself cannot run C language programs and requires an external compiler to compile and execute the code. In order to use an external compiler, you can follow the following steps to set it up: 1. Download and install the C language compiler; 2. Create a custom tool in Notepad++ and configure the compiler executable file path and parameters; 3. Create the C language program and save it with a .c file extension; 4. Select the C language program file and select a custom tool from the "Run" menu to compile; 5. View the compilation results and output a compilation error or success message. If the compilation is successful, an executable file will be generated.

Notepad++ does not provide a Chinese interface by default. The switching steps are as follows: download the Chinese language pack and complete the installation when prompted; restart Notepad++ and enter the "Preferences" window; select "Chinese Simplified" in the "Language" tab and click "OK".
