There are many reasons why an online C compiler is ideal for systems programming, but its processing speed and the ease of accessing the compiler service are some of its most notable features.
Compilers are frequently used for languages within the C family because of their complex syntax. The C syntax is too advanced for the computer to process, so it has to first be broken down by a compiler into machine code.
If you’re looking for the best online C compilers and online C editors to write, compile, and run your source code, then this is the article you need. This article will enable you to develop a deeper understanding of C, one of the easiest programming languages. It will also focus on the features and functions of C compilers to choose the one that can help you optimize your code quality.
What Is C?
The C language is a mid-level, general-purpose, machine-independent, compiled-based, multi-paradigm procedural programming language that comes with a static type structure and is used in systems programming. It comes with a rich set of library functions that enables it to create high-performing and portable hardware applications and operating systems.
The history of the C language dates back to the early 1970s when Dennis Ritchie designed it as a programming language for the Unix operating system. Today, it is known as the standard language for writing databases, device drivers, desktop applications, and operating systems. It became the first member of the C family, and other languages like C# and C++ based their syntax on it.
What Is an Online C Compiler?
An online C compiler is a software program or service that translates C source files into object files in the form of binary instructions which can be executed by the computer. An online compiler usually comprises in-built tools and functions that enable you to write, edit, compile, run, debug, and deploy your program on your desired platform directly from your browser.
Compilers were built with robust features that ensure applications’ speedy and efficient development. Online compilers improve their capabilities and compiler options with each version released. Most online compilers come with version control systems like Git to facilitate team collaboration. You’ll also find C program samples and templates as part of their features.
How to Run C Online: Compilers, Interpreters, Code Editors, and IDE
To run a C program online, you need a compiler that supports the C language. Compilers have dual functions: to compile a program file from one language to another and execute the program once it has been converted.
Most times, beginners confuse the functions of a compiler with that of an editor, interpreter, and IDE, but they are not the same. Below you will find information regarding the differences between these programs.
Online C Compiler vs Online C Interpreter
A C compiler is a software program that assesses a C source file and automatically compiles the entire source code into machine code as instructions for the computer to execute. This computer program is an essential tool for application development. It can be integrated into an IDE or can be used as a compiler download in your system. The runtime for compilers is brief, yet the result is a high-level code line.
However, the runtime of interpreters is considerably longer than that of compilers. An interpreter processes each byte code one line at a time before sequentially interpreting each piece of code into the desired programming language at runtime. Interpreters do not produce an object file during interpretation. Hence, they do not support the reuse of source files.
Compilers, on the other hand, produce object code as well as eliminate repetitions and errors in the code. This optimizes the code readability and ensures the code owner and code users can benefit from the code’s efficiency.
Online C Compiler vs Online C Editor
A code editor is code-writing software. This computer program enables you to write functional code as it edits the source code during the writing process. It was designed to display errors in the source files and offers suggestive fixes to the programmer. An online code editor is an essential tool for every development platform, whether it’s a compiler or IDE.
Most code editors are offered as stand-alone computer programs for the developer to integrate into a development environment. They are also in-built functions in most compilers and IDEs. A feature-rich code editor has advanced functions such as syntax highlighting, color tracking, error checks, code fixes, and an auto-code completion engine to optimize the output file.
Online C Compiler vs Online C IDE
IDE stands for integrated development environment. An IDE can be described as a computer application that comprises in-built and external tools, libraries, and packages that facilitate operating systems and application development. An IDE comprises functions such as compiler services, API services, build automation, code editing, debugging, and deployment. These functions can be assessed through a user interface.
Most integrated development environments support multiple languages and operating systems. They also come with C samples and templates that provide a development framework for developers to build on.
IDEs come with theme options so you can customize the interface to boost easy navigation. Some online IDEs allow you to download your generated file after it has been executed, while others allow only browser view.
Top 5 Online C Compilers
| Online C Compiler | Price | Functionality |
|---|---|---|
| CodeChef | Free | IDE with Compiler |
| OneCompiler | Free | Compiler |
| OnlineGDB | Free | Compiler and Debugger |
| Replit | Free (Starter); $7/month (Hacker) | IDE with Compiler |
| Rextester | Free | Compiler |
There are several robust, feature-rich online compilers out there but choosing the best one for your project can be stressful. To ensure you adequately cut down on your project runtime and launch functional products, these respective programming compilers should be your go-to.
CodeChef
CodeChef is an online development environment that offers a free compiler for developers to compile their C language and perform other file operations. This IDE is a suitable environment where C programmers code and learn. You’ll gain free access to tutorials and practice resources in C programming. There are also contests for programmers to enroll in to boost their professional profile.
CodeChef Features
- The interface comes with user-defined functions, so it is easy to navigate
- It uses the C (GCC 6.3) compiler
- You can participate in hosting contests
- You can use the discussion forum to resolve issues and make suggestions
- Advanced C programmers can apply through the platform to become problem setters
OneCompiler
OneCompiler is a multi-language compiler that offers tools and resources for the development of desktop operating systems and applications in C. It comes with in-built functions for creating, editing, compiling, running, and sharing your source code right from the browser. This platform ensures your project properly follows the structured programming style of the C language.
OneCompiler Features
- This compiler comes with the latest C version, C18
- You have access to boilerplate code samples and C reference programs
- You have access to C syntax tutorials and other learning resources
- It provides support for GitHub
- The C online editor comes with standard input device (stdin) support
OnlineGDB
OnlineGDB offers a web-based compiler and IDE for C development. This popular compiler makes it easy to create your source file, compile, run and debug it right from your browser. With its user-defined functions, you’ll find it easy to navigate the interface and get your program up and running. You don’t need to set up any environment. You can just start writing and editing your code with the code editor.
OnlineGDB Features
- It offers GitHub support
- The C compiler and code editors offer support for stdin inputs
- It comes with training resources so you can improve your C skills
- It contains running and debugging resources
- The C compiler comes with classroom support for collaboration between peers
Replit
Replit is an open-source integrated development environment. It comes with a web browser compiler, interpreter, editor, and REPL so you can perform different types of functions. To gain access to the features of this IDE, you have to create an account. There are three pricing categories, depending on your project needs. The starter category gives you 500MB each for web memory and storage space, 0.2 to 0.5 vCPUs, and multiplayer collaboration.
Replit Features
- It comes with a rich-featured C IDE with GitHub support and integration
- It has hosting and deployment tools for C development
- It includes runtime resources for C, in addition to the compiler
- You can use the Replit multiplayer and teams to collaborate in real-time
- You’ll gain access to a C community of different classes of programmers
Rextester
Rextester is an online programming environment that provides different types of compilers for developers to convert their source code with ease and speed. It comes with a compiler collection, depending on your operating system. You can use the C GCC compiler, C Clang front end compiler, or C (VC). You can use this online compiler to run your C code so you can generate an executable source file.
Rextester Features
- You can customize the platform theme to suit your needs
- It includes real-time collaboration features
- You can save your project on the browser and access it from any device
- It supports up to three C compiler services
- You can make use of the external API service by getting an API key
Which Online C Compiler Should I Choose?
Choosing a cross-platform C compiler that optimizes code reusability when it compiles your source code into machine code is the way to go. It should also support a variety of platforms. The compiler should have several library functions in addition to compilation features. It should come with a feature-rich code editor, multiple language code support, deployment, and debugging tools.
Always check the initial release date of your compiler. You should always stick with the latest C compiler version as it will include more features and will come with higher processing speeds. Choose C compilers that provide access to public code snippets and that facilitate real-time collaborations. Some compilers have different C compiler services, depending on your operating system.
C compilers provide a suitable environment for programmers to apply coding best practices. You’ll find tutorials, certificate courses, coding challenges, and forums to engage in these development environments. Whether you want to learn how to set up your C compiler or improve your knowledge of the C static type and types of loops, you can do all of the required tasks on these platforms.
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Online C Compiler FAQ
Online C compilers are ideal for beginners with no substantial programming experience. These development environments come with plain interfaces that are easy for new users to navigate. They also support code snippets and templates that can hasten the development process. Using an online C compiler will enable you to take advantage of free C language tutorials that will improve your overall coding skills.
No, they are not. The C language is a procedural language. Its long code lines are broken down into functions. These functions and statements must follow a defined rigid structure before they can be used. C++, on the other hand, was created as an extension of the C language but with classes and objects, making it an object-oriented language. C++ programming language also comes with user-defined data types and references. Unlike C, it supports inline functions.
The best way to practice C programming is by attempting C-based projects which you can easily do in an online C compiler. C compilers are not only functional for code conversion. They are also practice-based learning platforms for beginners. You will find contests, programming tasks, and assignments on some of these C compiler websites that can help you practice your C skills. However, for more structured training, C coding bootcamps or online C programming courses are the best bet.
You can run your C source code on a C compiler or an integrated development environment that supports C programming. Whether as online services or as installed files, these programming platforms come with tools and features for executing the C language. However, the C compiler you choose must be compatible with your operating system.
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