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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Writing into an HTML Element with JavaScript</title> </head> <body> <p id="greet"></p> <p id="result"></p> <script> // Writing text string inside an element document.getElementById("greet").innerHTML = "Hello World!"; // Writing a variable value inside an element var x = 10; var y = 20; var sum = x + y; document.getElementById("result").innerHTML = sum; </script> </body> </html>
