javascript how to capitalize first letter code example
Example 1: javascript capitalize words
function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
}
function capitalizeWords(string) {
return string.replace(/(?:^|\s)\S/g, function(a) { return a.toUpperCase(); });
};
Example 2: javascript capitalize first letter
const lower = 'this is an entirely lowercase string';
const upper = lower.charAt(0).toUpperCase() + lower.substring(1);
Example 3: return first letter of string javascript in uppercase
function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
}
console.log(capitalizeFirstLetter('foo'));
Example 4: first letter tuUppercase
const string = "tHIS STRING'S CAPITALISATION WILL BE FIXED."
const string = string[0].toUpperCase() + string.slice(1)
Example 5: capitalize first carater js
const capitalize = (s) => {
if (typeof s !== 'string') return ''
return s.charAt(0).toUpperCase() + s.slice(1)
}
capitalize('flavio')
capitalize('f')
capitalize(0)
capitalize({})
Example 6: captitalize js
function capitalize2(str) {
str = str.toLowerCase();
const arrOfWords = str.split(" ");
const arrOfWordsCased = [];
for (let i = 0; i < arrOfWords.length; i++) {
const char = arrOfWords[i].split("");
char[0] = char[0].toUpperCase();
res.push(char.join(""));
}
return arrOfWordsCased.join(" ");
}