js-utils

Functions

arrayOf(array, key) ⇒ Array.<any>

Takes an array of any objects and accumulates an array of a shared property between them.

sumOf(array, ...keys) ⇒ number

Takes an array of any objects and recursively adds a shallow or complex property shared between them.

arrayOf(array, key) ⇒ Array.<any>

Takes an array of any objects and accumulates an array of a shared property between them.

Param	Type	Description
array	Array.<any>	The array of objects with a shared property.
key	string	The property accessor for the objects in the array.

Example

const data = [{ name: "John", id: 1 }, { name: "Jane", id: 2 }];

arrayOf(data, "name"); // ["John", "Jane"]
arrayOf(data, "id"); // [1, 2]

sumOf(array, ...keys) ⇒ number

Takes an array of any objects and recursively adds a shallow or complex property shared between them.

Param	Type	Description
array	Array.<any>	The array of objects with a shared shallow or nested property.
...keys	string	The property accessor(s) for the objects in the array.

Example

const data = [{ nested: { value: 12 } }, { nested: { value: 34 } }];

sumOf(data, "nested", "value"); // 46