JAVASCRIPT

uppercase string in js

var str = "Hello World!";
var res = str.toUpperCase();  //HELLO WORLD!

capitalize in javascript

const name = 'flavio'
const nameCapitalized = name.charAt(0).toUpperCase() + name.slice(1)

to capital case javascript

const toCapitalCase = (string) => {
    return string.charAt(0).toUpperCase() + string.slice(1);
};

uppercase javascript

let str = "Hello World!";
let res = str.toUpperCase();  
console.log(res) //HELLO WORLD!

How to Use the toUpperCase() String Method in javascript

const string = "HeLLo woRld"

const uppercased = string.toUpperCase()

console.log(string)
// HeLLo woRld

console.log(uppercased)
// HELLO WORLD

js to uppercase

const string = "A string";

const upperCase = string.toUpperCase();
console.log(upperCase); // -> A STRING

const lowerCase = string.toLowerCase();
console.log(lowerCase); // -> a string

uppercase javascript

function changeToUpperCase(founder) {
  return founder.toUpperCase();
}

// calling the function 
const result = changeToUpperCase("Quincy Larson");

// printing the result to the console
console.log(result);

// Output: QUINCY LARSON

JS .toUpperCase

.toUpperCase()

// Like this:
alert("In upper case: " + "my string".toUpperCase()); // In upper case: MY STRING

how to convert string to uppercase in javascript

const upperCase = (string) => {
  const newText = string.toUpperCase();
  return newText;
};

javascript uppercase function

const str = "This is a very long string!";

// This will return => "THIS IS A VERY LONG STRING!"
console.log(str.toUpperCase());

The toUpperCase JavaScript string method

//toUpperCase is a string method that returns the uppercased version of a specified string.
// We will use this to capitalize the first letter:

const firstLetter = "f"

const firstLetterCap = firstLetter.toUpperCase()
// F