Javascript Locale-Lower and Lower

by Kabeer Shah

HTML

<p>Click the button to convert the string "HELLO World!" to lowercase letters.</p>

<button onclick="ByLocale();">By Locale LowerCase</button>
<button onclick="ByLower();">By LowerCase</button>

<p id="demo">HELLO World!</p>

JavaScript

function ByLocale() {
  var el = document.getElementById("demo");
  el.textContent = el.textContent.toLocaleLowerCase();
}

function ByLower() {
 var el = document.getElementById("demo");
  el.textContent = el.textContent.toLowerCase();
}