csvToObjAry.js

let input = `NumberA, NumberB, String
1, 2, hello
2, 4, world
3, 6, !`


let splitInput = input.split('\n');
let labels = splitInput[0].split(',');
let ary = [];

for(let i = 1; i < splitInput.length; i++) {
	let obj = {};
	let objData = splitInput[i].split(',');
	for(let j = 0; j < objData.length; j++) {
		obj[labels[j]] =   objData[j];
    }
	ary.push(obj);
}
console.log(ary);