JSFiddle - React, Tailwind, and code Playground

by simati

JavaScript

var arr1 = ["mike", "sue", "tom", "kathy", "henry", "sue"]; //arr1.length = 5
var arr2 = ["howey", "jim", "sue", "jennifer", "kathy", "hank", "alex"]; //arr2.length = 7

var commonValues = [];
var i, j;
var arr1Length = arr1.length;
var arr2Length = arr2.length;

for (i = 0; i < arr1Length; i++) {
    for (j = 0; j < arr2Length; j++) {
        if (arr1[i] === arr2[j]) {
            commonValues.push(arr1[i]);
        }
    }
}


document.body.textContent = commonValues.join(", ");