Anagram

// verify if 2 strings are anagram - An anagram is a word, phrase or name formed by rearranging the letters of another

// e.g cinema and iceman

function isAnagram(string1, string2) {

if (string1.length !== string2.length) return false;

let str1 = string1.toLowerCase();

let str2 = string2.toLowerCase();

let obj1 = {};

let obj2 = {};

for (let val of str1) {

// obj1[val] = (obj1[val] || 0) + 1; // check if key exist - if not - add the key and initiate with value 1 else increment the value

obj1[val] ? obj1[val] = obj1[val] + 1: obj1[val] = 1;

}

for (let val of str2) {

// obj2[val] = (obj2[val] || 0) + 1; // check if key exist - if not - add the key and initiate with value 1 else increment the value

obj2[val] ? obj2[val] = obj2[val] + 1: obj2[val] = 1;

}

console.log(obj1);

console.log(obj2);

if (Object.values(obj1).length !== Object.values(obj2).length) { // compare length - Object.values(obj) returns array of object values

return false;

}

for (let key in obj1) {

if(obj1[key] !== obj2[key]) { // compare values for specific keys

return false

}

}

return true;

}

const areStringsAnagram = isAnagram('cinemaa', 'icemana');

console.log(areStringsAnagram);