let arr = [
{ name:"string 1", value:"this", other: "that" },
{ name:"string 2", value:"this", other: "that" }
];
let obj = arr.find(o => o.name === 'string 1');
console.log(obj);//The find() method returns the value of the first element in the provided array that satisfies the provided testing function.
const array1 = [5, 12, 8, 130, 44];
const found = array1.find(element => element > 10);
console.log(found);
// expected output: 12function filter(array, value, key) {
return array.filter(key
? a => a[key] === value
: a => Object.keys(a).some(k => a[k] === value)
);
}
var a = [{ name: 'xyz', grade: 'x' }, { name: 'yaya', grade: 'x' }, { name: 'x', frade: 'd' }, { name: 'a', grade: 'b' }];
console.log(filter(a, 'x'));
console.log(filter(a, 'x', 'name'));