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What JavaScript features are used in Hyvä?

Hyvä Themes products are optimized to work in an optimal way for a very high percentage of all users. We have to limit the use of newer JavaScript language features to achieve this.

We only use JavaScript language features available in all browsers supported by Hyvä with a minimum coverage of 96% according to

If in doubt, fetch is a good example for the coverage we strive for.

The coverage percentage can be found in the top right of the feature cards.