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<!DOCTYPE html> <html> <body> <h2>JavaScript Scope</h2> <p>In HTML, global variables defined with <b>var</b>, will become window variables.</p> <p id="demo"></p> <script> var carName = "Volvo"; // code here can use window.carName document.getElementById("demo").innerHTML = "I can display " + window.carName; </script> </body> </html>
