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Update walkThrough.md

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Angelos Chalaris
2021-11-15 13:18:31 +02:00
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title: walkThrough title: walkThrough
tags: object,recursion,generator,advanced tags: object,recursion,generator,advanced
firstSeen: 2020-12-31T13:03:15+02:00 firstSeen: 2020-12-31T13:03:15+02:00
lastUpdated: 2020-12-31T13:03:15+02:00 lastUpdated: 2021-11-15T13:18:18+02:00
--- ---
Creates a generator, that walks through all the keys of a given object. Creates a generator, that walks through all the keys of a given object.
@ -11,7 +11,7 @@ Creates a generator, that walks through all the keys of a given object.
- Define a generator function, `walk`, that takes an object and an array of keys. - Define a generator function, `walk`, that takes an object and an array of keys.
- Use a `for...of` loop and `Object.keys()` to iterate over the keys of the object. - Use a `for...of` loop and `Object.keys()` to iterate over the keys of the object.
- Use `typeof` to check if each value in the given object is itself an object. - Use `typeof` to check if each value in the given object is itself an object.
- If so, use the `yield*` expression to recursively delegate to the same generator function, `walk`, appending the current `key` to the array of keys. Otherwise, `yield` the an array of keys representing the current path and the value of the given `key`. - If so, use the `yield*` expression to recursively delegate to the same generator function, `walk`, appending the current `key` to the array of keys. Otherwise, `yield` an array of keys representing the current path and the value of the given `key`.
- Use the `yield*` expression to delegate to the `walk` generator function. - Use the `yield*` expression to delegate to the `walk` generator function.
```js ```js