ExchangeRate-API
Fixer.io
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Open Exchange Rates
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xChangeApi
JavaScript Operator Lookup
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ExchangeRate-API.com offers an easy-to-use JSON currency conversion API with unlimited free requests. The service supports all 160 major currency codes and an incredibly accessible API request format. ExchangeRate-API has been a popular option for developers to get exchange rate data since 2010!
ExchangeRate-API
JavaScript Operator LookupBased on our record, JavaScript Operator Lookup seems to be more popular. It has been mentiond 1 time since March 2021. 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.
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: almost 5 years ago
Fixer.io - Fixer provides a free, simple, and lightweight API for current and historical foreign exchange rates and currency conversion. The API tracks rates published daily by the European Central Bank.
JavaScript.com - A free resource for learning and developing in JavaScript
Exchangeratesapi.io - Simple API for Global Currency Exchange Rates
JavaScript Quiz - Check your knowledge by having fun.
Currencyapi.com - Currencyapi.com is a free, reliable & feature complete currency exchange rates API. 170+ world currencies & 60 second update rate.
Learn JavaScript - Learn JavaScript with guided tests and flashcards