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<html><body><h1>JavaScript String Methods</h1><p>Convert string to lower case:</p><button onclick="myFunction()">Try it</button><p id="demo">Hello World!</p><script>function myFunction() { let text = document.getElementById("demo").innerHTML; document.getElementById("demo").innerHTML = text.toLowerCase();}</script></body><!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_string_tolower by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 16:49:19 GMT --></html>