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PHP hexdec() Function

PHP hexdec() Function

PHP hexdec() function is used to convert a given hexadecimal number in to a decimal number. It converts the numbers that are too large to fit into the integer type. It ignores the non-hexadecimal characters. It accepts only a single parameter $number which is the hexadecimal number whose decimal equivalent is to be calculated. It returns the decimal equivalent of the given hexadecimal number.

Syntax:

  hexdec($number);

Parameter Values

Parameter Description
number This is a required parameter. This parameter defines the hexadecimal string to convert.

Here is an example of hexdec() function in PHP:

<html>
<body>

<?php

echo hexdec("c")."<br>";
echo hexdec("37")."<br>";

?>

</body>
</html>
Output:
12
55

Here is an another example of hexdec() function in PHP:

<html>
<body>

<?php

echo hexdec("2")."<br>";
echo hexdec("1b")."<br>";
echo hexdec("33")."<br>";
echo hexdec("4d")."<br>";
echo hexdec("233")."<br>";

?>

</body>
</html>
Output:
2
27
51
77
563