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<!DOCTYPE html> <html> <body> <h2>JavaScript let</h2> <p>Redeclaring a JavaScript variable with <b>var</b> is allowed anywhere in a program:</p> <p id="demo"></p> <script> var x = 2; // Now x is 2 var x = 3; // Now x is 3 document.getElementById("demo").innerHTML = x; </script> </body> </html>
