javascript make first letter uppercase code example
Example 1: javascript capitalize words
//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(); });
};
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: capitalise first letter js
const string = "tHIS STRING'S CAPITALISATION WILL BE FIXED."
const string = string.charAt(0).toUpperCase() + string.slice(1)
Example 4: javascript uppercase first letter of each word
const str = 'captain picard';
function capitalize(str) {
return str.charAt(0).toUpperCase() + str.slice(1);
}
const caps = str.split(' ').map(capitalize).join(' ');
caps; // 'Captain Picard'
Example 5: javascript string first letter lowercase
// for lowercase on first letter
let s = "This is my string"
let lowerCaseFirst = s.charAt(0).toLowerCase() + s.slice(1)
Example 6: js capitalize first letter of each word
const titleCase = title => title
.split(/ /g).map(word =>
`${word.substring(0,1).toUpperCase()}${word.substring(1)}`)
.join(" ");