input programming language logo

Online JavaScript to C++ Converter

output programming language logo

upload iconClick to select or drop your input code file here.

You can also type the input code below.

How to use this tool?

This free online converter lets you convert code from JavaScript to C++ in a click of a button. To use this converter, take the following steps -

  1. Type or paste your JavaScript code in the input box.
  2. Click the convert button.
  3. The resulting C++ code from the conversion will be displayed in the output box.

Examples

The following are examples of code conversion from JavaScript to C++ using this converter. Note that you may not always get the same code since it is generated by an AI language model which is not 100% deterministic and gets updated from time to time.

Example 1 - Is String Palindrome

Program that checks if a string is a palindrome or not.

JavaScript

right arrow

C++

Example 2 - Even or Odd

A well commented function to check if a number if odd or even.

JavaScript

right arrow

C++

Key differences between JavaScript and C++

CharacteristicJavaScriptC++
SyntaxJavaScript has a C-like syntax with curly braces, while also supporting functional programming features such as anonymous functions and closures.C++ has a syntax similar to C, with curly braces and semicolons, and supports object-oriented programming features such as classes and inheritance.
ParadigmJavaScript is a multi-paradigm language that supports both object-oriented and functional programming styles.C++ is a multi-paradigm language that supports object-oriented, procedural, and generic programming styles.
TypingJavaScript is a dynamically typed language, meaning that variable types are determined at runtime.C++ is a statically typed language, meaning that variable types are determined at compile time.
PerformanceJavaScript is generally slower than C++ due to its interpreted nature and garbage collection.C++ is generally faster than JavaScript due to its compiled nature and ability to directly manipulate memory.
Libraries and frameworksJavaScript has a vast array of libraries and frameworks available, including popular ones like React, Angular, and Vue.C++ has a smaller selection of libraries and frameworks available, but still has options like Boost and Qt.
Community and supportJavaScript has a large and active community with many resources available for learning and troubleshooting.C++ also has a large community, but it may be more difficult to find resources and support for specific issues.
Learning curveJavaScript has a relatively low learning curve, especially for those with prior programming experience.C++ has a steeper learning curve due to its complexity and lower-level nature.