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A full list of JavaScript operators with examples

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E-VAT Calculator is a universal VAT calculation tool designed to calculate Value Added Tax for EU and non EU countries.

Which is more popular?
Based on our record, JavaScript Operator Lookup seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | joshwcomeau.com | evatcalculator.com |
| Pricing | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of JavaScript Operator Lookup yet.
E-VAT Calculator is a universal tool that helps users accurately calculate Value Added Tax (VAT) for both EU and non-EU countries. It supports multiple tax rates, making it useful for businesses, freelancers, and online shoppers working across different regions. The tool can instantly show...
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing JavaScript Operator Lookup and eVATCalculator.com.
eVATCalculator.com's answer:
You can add a custom VAT rate and calculate both VAT-inclusive and VAT-exclusive prices.
eVATCalculator.com's answer:
E-VAT calculator is simple to use and gives quick, accurate results. It also lets you adjust rates easily, making tax calculations faster and stress-free.
eVATCalculator.com's answer:
Our primary audience includes business owners, freelancers, and shoppers who need quick and accurate VAT calculations. They value simple tools that save time and make understanding tax amounts easier.
Share your experience with using JavaScript Operator Lookup and eVATCalculator.com. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


If you replace your || with ?? You should get the behaviour you are after. This is a good reference for what the operators do in js: https://joshwcomeau.com/operator-lookup. Source: about 5 years ago
Tracking eVATCalculator.com since Oct 2025.
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