hexdec
hexdec
(PHP 4, PHP 5, PHP 7)
hexdec — 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.
See Also
- dechex() - Decimal to hexadecimal
- bindec() - Binary to decimal
- octdec() - Octal to decimal
- base_convert() - Convert a number between arbitrary bases
© 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/function.hexdec.php
