22 lines
559 B
Markdown
22 lines
559 B
Markdown
### Clean Json objects
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Clean your json object from unwanted keys, deeply.
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provide set of `keys` to keep and an indicator for `children` if there is any.
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```js
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const cleanObj = (obj, keys = [], childIndicator) => {
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Object.keys(obj).forEach(key => {
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if (key === childIndicator) {
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cleanObj(obj[key], keys, childIndicator)
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} else if (!keys.includes(key)) {
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delete obj[key]
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}
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})
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}
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/*
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dirtyObj = {a: 1, b: 2, children: {a: 1, b: 2}}
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cleanObj(dirtyObj, ["a"],"children")
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console.log(dirtyObj)// { a: 1, children : { a: 1}}
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*/
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```
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