JSFiddle - React, Tailwind, and code Playground

by alirokni

JavaScript

function arr() {
    var ara = [3, 4];
    return ara;
}

function arr_a() {
    var arb = [1, 2, 3, 4];
    return arb;
}

function arr_b() {
    var arb = [4, 3, 6, 7];
    return arb;
}
var ab = arr();
var a = arr_a();
var b = arr_b();
(function testit() {
    for (i = 0; i < b.length; i++) {
        if (ab.indexOf(a[i]) != -1) {
            alert("1 is " + " " + ab.indexOf(a[i]));
        }
    }
})();

(function testit2() {
    for (j = 0; j < b.length; j++) {
        if (ab.indexOf(b[j]) != -1) {
            alert("2 is " + " " + ab.indexOf(b[j]));
        }
    }
})();