How can the dechex() function in PHP be used to convert an integer to a hexadecimal string?

To convert an integer to a hexadecimal string in PHP, you can use the dechex() function. This function takes an integer as input and returns its hexadecimal representation as a string. You can simply pass the integer you want to convert as an argument to the dechex() function to get the hexadecimal string output. 

$number = 255;
$hexString = dechex($number);
echo $hexString; // Output: ff

Keywords

dechex function PHP integer hexadecimal string

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