Funcții matematice
PHP Manual

hexdec

(PHP 4, PHP 5)

hexdecHexadecimal to decimal

Descrierea

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.

Parametri

hex_string

The hexadecimal string to convert

Valorile întoarse

The decimal representation of hex_string

Istoria schimbărilor

Versiunea Descriere
4.1.0 The function can now convert values that are too big for the platforms integer type, it will return the value as float instead in that case.

Exemple

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)"
?>

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Funcții matematice
PHP Manual