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PHP dechex() Function

❮ PHP Math Reference

Example

Convert decimal to hexadecimal:

<?php
echo dechex("30") . "<br>";
echo dechex("10") . "<br>";
echo dechex("1587") . "<br>";
echo dechex("70");
?>
Try it Yourself »

Definition and Usage

The dechex() function converts a decimal number to a hexadecimal number.

Tip: To convert hexadecimal to decimal, look at the hexdec() function.


Syntax

dechex(number);

Parameter Values

Parameter Description
number Required. Specifies the decimal value to convert

Technical Details

Return Value: A string that contains the hexadecimal number of the decimal value
Return Type: String
PHP Version: 4+

❮ PHP Math Reference