objarr.js

var arrX1 = [1,2,3, "", true, null, {}, 20, 40, 50, 60];
var arrY1 = [4,5,6, {}, 123, Object, 43, ",", void 0, null];
var arrX2 = [1,2,3, "", true, null, {}, 20, 40, 50, 60];
var arrY2 = [4,5,6, 234, {}, {}, Object, 43, ",", void 0, null];
var arrX3 = [1,2,3, {}, 20, 40, 50, 60];
var arrY3 = [4,5,6];
var arrX4 = [1,2,3, "", true, 23, null, {}];
var arrY4 = [4,5,6, false];
var arrX5 = [1,2,3, 123, "", true, null, {}, 20];
var arrY5 = [4,5,6, false, "", {}, Object];
var arrX6 = [1,2,3, "", true, null, {}, 20, 40, 50, 60];
var arrY6 = [4,5,6, false, "", {}];


var x1 = {a: 2, cb: 3, d: 3, type: 1};
var y1 = {a1: 2, cb1: 3, d1: 3, type: 2, k: 323};
var x2 = {a65: 2, cb34: 3, d: 3, type: 1};
var y2 = {a2: 2, cb2: 3, d2: 3, type: 2, k4: 323};
var x3 = {a43: 2, cb: 3, d65: 3, type: 1};
var y3 = {a3: 2, cb3: 3, d3: 3, type: 2, k5: 323};
var x4 = {a66: 2, cb1: 3, dy: 3, type: 1};
var y4 = {a4: 2, cb4: 3, d4: 3, type: 2, k7: 323};
var x5 = {a665: 2, cb761: 3, d7y: 3, type: 1};
var y5 = {a764: 2, cb467: 3, d47: 3, type: 2, k67: 323};
function abc() {
    console.time('perf');
    for (let i = 0; i < 1e7; i++) {
        readArr(arrX1, arrY1);
        readArr(arrX2, arrY2);
        readArr(arrX3, arrY3);
        readArr(arrX4, arrY4);
        readArr(arrX5, arrY5);
        // readObj(x1, y1);
        // readObj(x2, y2);
        // readObj(x3, y3);
        // readObj(x4, y4);
        // readObj(x5, y5);
    }
    console.timeEnd('perf');
}

function readArr(arr, arr2) {
    if (arr[2] === arr2[2]) {
        return 123;
    }
    return 43;
}
function readObj(o1, o2) {
    if (o1.type === o2.type) {
        return 123;
    }
    return 43;
}

abc();