Tell us what’s happening:
Your code so far
function fearNotLetter(str) {
var x = str.charCodeAt(0);
var y = str.charCodeAt(str.length-1);
var aw = 0;
var sub = [];
var bw = 0;
var str2 = str.split("");
for(var i=x;i<=y;i++)
{
aw=0;
for(var j=0;j<str2.length;j++)
{
if(str2[j]==String.fromCharCode[i])
{
aw=1;
break;
}
}
if(aw==0)
{
sub.push(String.fromCharCode(i));
bw++;
}
}
if(bw==0)
{
return undefined;
}
else
{
return sub;
}
}
fearNotLetter("bcd");
Your browser information:
Your Browser User Agent is: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
.
Link to the challenge:
https://www.freecodecamp.org/challenges/missing-letters