Tell us what’s happening:
Alright, I’m stuck. I feel like my code makes sense… but I keep getting this error in the console: “TypeError: Cannot read property ‘replace’ of undefined”
Any hints/tips?
Your code so far
function titleCase(str) {
let upperCaseArr = [];
let strLowerCase = str.toLowerCase();
let splitStr = strLowerCase.split(" ");
for (let i = 0; i < strLowerCase.length; i++) {
let upperCaseFirst = splitStr[i].replace(splitStr[i].charAt(0), splitStr[i].charAt(0).toUpperCase());
upperCaseArr.push(upperCaseFirst);
}
return upperCaseArr.join(" ");
}
titleCase("I'm a little tea pot");
Your browser information:
User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 Safari/537.36
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Challenge: Title Case a Sentence
Link to the challenge: