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How to format hexadecimal Number in JavaScript?
Firstly convert your number to hexadecimal with leading zeros and then format it by adding dashes.
Example
You can try to run the following code to format hexadecimal number −
<!DOCTYPE html>
<html>
<body>
<script>
var num = 32122;
var myHex = ("000000000000000" + num.toString(16)).substr(-16);
var resHex = myHex.substr(0, 8)+'-'+myHex.substr(8,4)+'-'+myHex.substr(12,4);
document.write(resHex);
</script>
</body>
</html>Output
00000000-0000-7d7a
Updated on 17-Jun-2020 06:35:28
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