PHP hexadec()函数

PHP hexadecimal()函数用于将十六进制数转换为十进制数。它返回十六进制字符串的十进制等价值。

语法

    number hexdec ( string $hex_string )

示例1

<?php
nos="1e";
echo "Your number is :".nos;
echo "<br>"."By using 'hexdec()' function your value is:".(hexdec($nos)); 
?>

输出：

Your number is :1e
By using 'floor()' function your value is:30

示例2

<?php
nos="a";
echo "Your number is :".nos;
echo "<br>"."By using 'hexdec()' function your value is:".(hexdec($nos)); 
?>

将下面的英文翻译成中文，不解释，保留HTML格式：

输出：

Your number is :a
By using 'hexdec()' function your value is:10

示例3

<?php
nos="11ff";
echo "Your number is :".nos;
echo "<br>"."By using 'hexdec()' function your value is:".(hexdec($nos)); 
?>

输出：

Your number is :11ff
By using 'floor()' function your value is:4607

示例4

<?php
nos="cceeff";
echo "Your number is :".nos;
echo "<br>"."By using 'hexdec()' function your value is:".(hexdec($nos)); 
?>

输出:

Your number is :cceeff
By using 'hexdec()' function your value is:13430527