x
1
2
<html>3
<body>4
5
<h2>JavaScript variables</h2>6
7
8
<script>9
let username = "Ahmed";10
document.write("<b>"+ username +"<b>");11
12
</script>13
14
</body>15
</html><html><body><h2>JavaScript variables</h2><script>let username = "Ahmed";document.write("<b>"+ username +"<b>");</script></body></html>