Answers for "detect capital letter js"

javascript check if all capital letter

function isUpper(str) {
    return !/[a-z]/.test(str) && /[A-Z]/.test(str);
}

isUpper("FOO"); //true
isUpper("bar"); //false
isUpper("123"); //false
isUpper("123a"); //false
isUpper("123A"); //true
isUpper("A123"); //true
isUpper(""); //false

capitalize name function javascript

function capitalizeName(name) {
	let nameObject = convertNameToObject(name);
	let firstName = nameObject.firstName;
	let lastName = nameObject.lastName;

	return firstName[0].toUpperCase() + firstName.substring(1, firstName.length).toLowerCase() + " " + lastName[0].toUpperCase() + lastName.substring(1, lastName.length).toLowerCase()