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minor fix: precedence is 5 according to MDN

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Mazhar Zandsalimi 2020-07-11 13:27:49 +04:30 • committed by GitHub
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1-js/02-first-steps/12-nullish-coalescing-operator/article.md
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@ -68,7 +68,7 @@ Which behavior is better depends on a particular use case. When zero height is a
## Precedence ## Precedence
The precedence of the `??` operator is rather low: `7` in the [MDN table](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Operator_Precedence#Table). The precedence of the `??` operator is rather low: `5` in the [MDN table](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Operator_Precedence#Table).
So `??` is evaluated after most other operations, but before `=` and `?`. So `??` is evaluated after most other operations, but before `=` and `?`.