PHP hexadec()用法及代碼示例

PHP hexadecimal() 函數用於將十六進製數轉換為十進製數。它將十六進製字符串的十進製等效值返回為十進製數。

用法:

number hexdec ( string $hex_string )

參數	描述	必需/可選
hex_string	要轉換的十六進製字符串	Required

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

輸出：

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

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

輸出：

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

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

輸出：

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

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

輸出：

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

相關用法

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