Answers for "how to return keys from object array in array js"

retrieve object array value based on key

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);

js get object keys

myObject = {
	"key": "value"
}

Object.keys(myObject); // get array of keys