compare two array in javascript
let arr1 = [1, 4, 7, 4, 2, 3];
let arr2 = [1, 2, 3, 4, 7, 18];
const is_same = arr1.length == arr2.length &&
(arr1.every((currElem)=>{
if(arr2.indexOf(currElem)> -1){
return (currElem == arr2[arr2.indexOf(currElem)]);
}return false
})
)
console.log(is_same)comparing two arrays in javascript
const arr1 = [1, 2, 3];
const arr2 = [1, 3, 3];
if (arr1.length !== arr2.length) return console.log("false");
for (let i = 0; i < arr1.length; i++) {
for (let j = 0; j < arr2.length; j++) {
if (arr1[i] === arr2[j]) {
console.log("yes match", arr1[i], arr2[j]);
continue;
}
console.log("no match", arr1[i], arr2[j]);
}
}Copyright © 2021 Codeinu
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