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fix(dedup-array): Object.fromEntries() to convert array to object

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Ming Di Leom 2021-06-06 07:51:33 +00:00
parent 413a07b646
commit ad4b53a5c3
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1 changed files with 4 additions and 4 deletions
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source/_posts/dedup-array-object-javascript.md
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@ -74,10 +74,10 @@ input.map(({ name, item }) => [name, item])
input.map((element) => [element.name, element.item])
```
Then we pass `stepOne` to `Object.entries`:
Then we pass `stepOne` to `Object.fromEntries`:
``` js
const stepTwo = Object.entries(stepOne)
const stepTwo = Object.fromEntries(stepOne)
console.log(stepTwo)
{
@ -90,7 +90,7 @@ console.log(stepTwo)
}
```
Now we have a de-duplicated object. Then, we use `Object.entries()` to convert it to an array:
Now we have a de-duplicated object. Then, we use `Object.entries()` to convert it back to an array:
``` js
const stepThree = Object.entries(stepTwo)
@ -106,7 +106,7 @@ console.log(stepThree)
]
```
Finally, we loop through each element to convert it back to object:
Finally, we loop through each element to convert it back to an array of objects:
``` js
const stepFour = stepThree.map(([name, item]) => {