PHP Manual: Hexadecimal to decimal

Description

number hexdec ( string $hex_string )

Returns the decimal equivalent of the hexadecimal number represented by the hex_string argument. hexdec converts a hexadecimal string to a decimal number.

hexdec will ignore any non-hexadecimal characters it encounters.

Parameters

hex_string: The hexadecimal string to convert

Return Values

The decimal representation of hex_string

Examples

Example #1 hexdec example


<?php
var_dump(hexdec("See"));
var_dump(hexdec("ee"));
// both print "int(238)"

var_dump(hexdec("that")); // print "int(10)"
var_dump(hexdec("a0")); // print "int(160)"
?>

Notes

Note:
The function can convert numbers that are too large to fit into the platforms integer type, larger values are returned as float in that case.

hexdec

Description

Parameters

Return Values

Examples

Notes

See Also