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Find common characters in two strings javascript

Code examples

1
0

find common characters in two strings javascript 

var s1 = "abcd";
var s2 = "aad";
var count=0;
function match(s1,s2)
{
for(let i in s1)
s2.includes(s1[i])?count++:false;
console.log(count)
}
match(s1,s2)
0
0

find common characters in two strings javascript 

var s1 = "abcd";
var s2 = "aad";
var count=0;
function match(s1,s2)
{
for(let i in s1)
s2.includes(s1[i])?count++:false;
console.log(count)
}
match(s1,s2)
0
0

JavaScript find common characters between the strings 

let x = "farceus";
let y = "character";

const commonCharacters = function (string1, string2) {
  let duplicateCharacter = "";
  for (let i = 0; i < string1.length; i += 1) {
    if (duplicateCharacter.indexOf(string1[i]) === -1) {
      if (string2.indexOf(string1[i]) !== -1) {
        duplicateCharacter += string1[i];
      }
    }
  }
  return [...duplicateCharacter];
};

console.log(commonCharacters(x, y));

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