JSPrograms/CharacterCount18.js at master · MaajidKhan/JSPrograms · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

var charCount = "aaaabbbbxxgglllaaaa";

var myMap = new Map();

// console.log(charCount);
var charCountArr = charCount.split("");

// console.log(charCountArr);

for(var i = 0 ; i< charCountArr.length ; i++){

if(myMap.get(charCountArr[i])!= undefined){
  var parsedValue = myMap.get(charCountArr[i]);


 myMap.set(charCountArr[i],parsedValue+1);
}else{
   myMap.set(charCountArr[i],1);

}
}


console.log(myMap);