🆚 Hack vs. JavaScript

Hack is a PHP-based programming language designed for the HHVM virtual machine and developed by Meta to build large-scale web applications with improved type safety.

It introduces gradual static typing with features such as nullable, generic, and shape types, async and await for concurrent programming, collections with strict typing, lambda expressions, attributes for metadata, and a type checker that runs alongside code execution.

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JavaScript is an interpreted programming language and a core technology of the web, alongside HTML and CSS, used to add interactivity and logic to websites and web applications.

It runs in all major browsers, supports event-driven and asynchronous programming, includes a standardized specification called ECMAScript, and is widely used for client-side scripting, server-side development, and cross-platform applications.

Popularity

Determined by the number of sites using each technology.

• 🥇 Most popular in the United States in the Programming Languages category.
• 🥇 Most popular in Germany in the Programming Languages category.
• 🥇 Most popular in Japan in the Programming Languages category.
• 🥇 Most popular in the United Kingdom in the Programming Languages category.
• 🥇 Most popular in France in the Programming Languages category.

Top sites

Top-ranked sites that use these technologies.

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• Hack technology profile
• Meta company profile

• JavaScript technology profile
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