get (Javascript, Object, Intermediate)
Wed Apr 29 2020 11:10:29 GMT+0000 (Coordinated Universal Time)
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@PinkStyle
#javascript
const get = (from, ...selectors) =>
[...selectors].map(s =>
s
.replace(/\[([^\[\]]*)\]/g, '.$1.')
.split('.')
.filter(t => t !== '')
.reduce((prev, cur) => prev && prev[cur], from)
);
EXAMPLES
const obj = { selector: { to: { val: 'val to select' } }, target: [1, 2, { a: 'test' }] };
get(obj, 'selector.to.val', 'target[0]', 'target[2].a'); // ['val to select', 1, 'test']
content_copyCOPY
Retrieve a set of properties indicated by the given selectors from an object.
https://www.30secondsofcode.org/js/s/get/
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