Sha256: e5bc9deb48f46ecc0d38a8a5adf0cddba19153ec2b8a4ceea784a9d296cf0de1
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Size: 614 Bytes
Versions: 26
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Stored size: 614 Bytes
Contents
/**
* Creates a keyed JS object from an array, given a function to produce the keys
* and a function to produce the values from each item in the array.
* ```ts
* const phoneBook = [
* { name: 'Jon', num: '555-1234' },
* { name: 'Jenny', num: '867-5309' }
* ]
*
* // { Jon: '555-1234', Jenny: '867-5309' }
* const phonesByName = keyValMap(
* phoneBook,
* entry => entry.name,
* entry => entry.num
* )
* ```
*/
export function keyValMap(list, keyFn, valFn) {
const result = Object.create(null);
for (const item of list) {
result[keyFn(item)] = valFn(item);
}
return result;
}
Version data entries
26 entries across 26 versions & 1 rubygems