Answers for "capitalize the first letter of a string in js"

javascript uppercase first letter

//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(); });
};

uppercase first letter of each word javascript

//Without function
const str = 'FIDEURAM VITA';
const caps = str.split(' ').map(str =>str.charAt(0).toUpperCase() + str.slice(1).toLowerCase()).join(' ')
caps; // 'Fideuram Vita'