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Multi filters an array of objects
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/** | |
* Multi-filter an array of objects | |
* @param {Array} array : list of elements to apply a multiple criteria filter | |
* @param {Object} filters: Contains multiple criteria filters by the property names of the objects to filter | |
* @return {Array} | |
*/ | |
function multiFilter(array, filters) { | |
let filterKeys = Object.keys(filters); | |
// filters all elements passing the criteria | |
return array.filter((item) => filterKeys.every((key) => (filters[key].indexOf(item[key]) !== -1))); | |
} |
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let products = [ | |
{ name: "A", color: "Blue", size: 50 }, | |
{ name: "B", color: "Blue", size: 60 }, | |
{ name: "C", color: "Black", size: 70 } | |
]; | |
let filters = { | |
color: ["Blue", "Black"], | |
size: [70, 50] | |
}; | |
// expected | |
let expected = [ | |
{ name: "A", color: "Blue", "size": 50 }, | |
{ name: "C", color: "Black", "size": 70 } | |
]; | |
var filtered = multiFilter(products, filters); | |
console.info('Expected'); | |
console.log(expected); | |
console.info('Filtered'); | |
console.log(filtered); |
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