//capitalize only the first letter of the string.
function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
}
//capitalize all words of a string.
function capitalizeWords(string) {
return string.replace(/(?:^|\s)\S/g, function(a) { return a.toUpperCase(); });
};const uppercaseWords = str => str.replace(/^(.)|\s+(.)/g, c => c.toUpperCase());
// Example
uppercaseWords('hello world'); // 'Hello World'function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
}
console.log(capitalizeFirstLetter('foo bar bag')); // Fooconst lower = 'this is an entirely lowercase string';
const upper = lower.charAt(0).toUpperCase() + lower.substring(1);const toTitleCase = (phrase) => {
return phrase
.toLowerCase()
.split(' ')
.map(word => word.charAt(0).toUpperCase() + word.slice(1))
.join(' ');
};
let result = toTitleCase('maRy hAd a lIttLe LaMb');
console.log(result);function titleCase(str) {
var splitStr = str.toLowerCase().split(' ');
for (var i = 0; i < splitStr.length; i++) {
// You do not need to check if i is larger than splitStr length, as your for does that for you
// Assign it back to the array
splitStr[i] = splitStr[i].charAt(0).toUpperCase() + splitStr[i].substring(1);
}
// Directly return the joined string
return splitStr.join(' ');
}
document.write(titleCase("I'm a little tea pot"));