Software Alternatives, Accelerators & Startups

Closure Compiler VS RegExr

Compare Closure Compiler VS RegExr and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Closure Compiler logo Closure Compiler

The Closure Compiler is a tool for making JavaScript download and run faster.

RegExr logo RegExr

RegExr.com is an online tool to learn, build, and test Regular Expressions.
  • Closure Compiler Landing page
    Landing page //
    2023-06-23
  • RegExr Landing page
    Landing page //
    2023-07-28

Closure Compiler features and specs

  • Advanced Optimizations
    Closure Compiler can perform aggressive optimization techniques that result in highly efficient and smaller JavaScript code. This improves load times and performance for web applications.
  • Code Minification
    The compiler reduces the size of JavaScript files by removing unnecessary whitespace, comments, and shortening variable names, which helps in reducing bandwidth usage and enhancing page load speed.
  • Dead Code Elimination
    Closure Compiler can analyze JavaScript code to eliminate dead code, which is code that is never executed or used, resulting in a cleaner and more efficient codebase.
  • Code Warnings and Checks
    It provides developers with advanced code warnings and type checking to identify potential errors, helping improve code quality and reduce bugs.
  • Cross-Browser Compatibility
    Closure Compiler can help ensure that JavaScript code behaves consistently across different browsers by transforming it into a format that's compatible with a wider range of environments.

Possible disadvantages of Closure Compiler

  • Complex Setup
    Getting started with Closure Compiler can be complex, especially for developers who are not familiar with its configuration and setup requirements.
  • Learning Curve
    There is a learning curve associated with understanding how to use the tool effectively, particularly when using advanced optimization features.
  • Debugging Challenges
    Minified and optimized code can be difficult to debug because variable names and function names are often changed to something less human-readable.
  • Integration Limitations
    Integrating Closure Compiler into existing build systems or workflows might require additional effort and adjustments, particularly if those systems are not designed to accommodate complex build tools.
  • Dependency Management
    Closure Compiler requires careful management of JavaScript dependencies, which can be cumbersome in large projects or projects lacking modular architecture.

RegExr features and specs

  • User-Friendly Interface
    RegExr offers an intuitive and visually appealing interface that makes it easy for users to write, test, and understand regular expressions.
  • Real-time Feedback
    Changes to the regular expression and input text are reflected immediately, allowing users to see the effects of their adjustments in real-time.
  • Built-in Cheatsheet
    RegExr includes a handy cheatsheet that provides quick access to common regex patterns and syntax, making it easier for users to learn and reference rules.
  • Community Examples
    Users can explore and share community-generated regex patterns, which can serve as valuable examples or starting points for creating their own regex.
  • Detailed Explanation
    Each part of the regex pattern can be hovered over to display detailed tooltips explaining its function, aiding in the understanding of complex expressions.
  • Cross-Platform Accessibility
    As a web-based tool, RegExr can be accessed from any modern browser without the need for installation, making it convenient to use on multiple devices.

Possible disadvantages of RegExr

  • Limited Offline Use
    Since RegExr is a web-based application, it requires an internet connection, limiting its utility for users who need to work offline.
  • Learning Curve
    While the tool is user-friendly, users still need to have a foundational understanding of regular expressions to use RegExr effectively.
  • Performance Issues
    For extremely large inputs or very complex regular expressions, the tool may experience performance lags or slowdowns.
  • Limited Advanced Features
    RegExr may lack some advanced features found in more specialized or professional regex tools, such as integration with development environments or extensive scripting capabilities.
  • Privacy Concerns
    Users inputting sensitive data need to be cautious, as the web-based nature of the tool could raise privacy or data security concerns.

Closure Compiler videos

Kevin Macdonald - How Closure Compiler can help protect your IP

More videos:

  • Review - Ильяс Кабиров — Google Closure Compiler — принцип работы и использование в современном фронтенде

RegExr videos

No RegExr videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to Closure Compiler and RegExr)
Web Application Bundler
100 100%
0% 0
Programming Tools
0 0%
100% 100
Tool
100 100%
0% 0
Regular Expressions
0 0%
100% 100

User comments

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Social recommendations and mentions

Based on our record, RegExr seems to be a lot more popular than Closure Compiler. While we know about 367 links to RegExr, we've tracked only 10 mentions of Closure Compiler. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Closure Compiler mentions (10)

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RegExr mentions (367)

  • The importance of the environment in Regex pattern matching
    However - here it becomes weird - when testing the original regex rule (the first one, without the \u00A0 part) on the same string in an interactive visualiser (https://regexr.com/ for instance), there is a match:. - Source: dev.to / 7 months ago
  • Ask HN: How did you learn Regex?
    Learned regex in the 90's from the Perl documentation, or possibly one of the oreilly perl references. That was a time where printed language references were more convenient than searching the internet. Perl still includes a shell component for accessing it's documentation, that was invaluable in those ancient times. Perl's regex documentation is rather fantastic. `perldoc perlre` from your terminal. Or... - Source: Hacker News / 10 months ago
  • Ask HN: How did you learn Regex?
    I read a lot on https://www.regular-expressions.info and experimented on https://rubular.com since I was also learning Ruby at the time. https://regexr.com is another good tool that breaks down your regex and matches. One of the things I remember being difficult at the beginning was the subtle differences between implementations, like `^` meaning "beginning of line" in Ruby (and others) but meaning "beginning of... - Source: Hacker News / 10 months ago
  • Ask HN: How did you learn Regex?
    Mostly building things that needed complex RegEx, and debugging my regular expressions with https://regexr.com/. - Source: Hacker News / 10 months ago
  • Form Validation In TypeScipt Projects Using Zod and React Hook Form
    For username: You are using the min() function to make sure the characters are not below three and, then the max() function checks that the characters are not beyond twenty-five. You also make use of Regex to make sure the username must contain only letters, numbers, and underscore. - Source: dev.to / 10 months ago
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What are some alternatives?

When comparing Closure Compiler and RegExr, you can also consider the following products

JavaScript Obfuscator - JavaScript Obfuscator is a free online tool that obfuscates your source code, preventing it from being stolen and used without permission.

regular expressions 101 - Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.

Terser - JavaScript parser, mangler, optimizer and beautifier toolkit for ES6+

rubular - A ruby based regular expression editor

UglifyJS - JavaScript minifier, beautifier, mangler and parser toolkit.

Expresso - The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.