How to convert hexadecimal to floating point number in php

How to convert hexadecimal to floating point number in php: 1. Use the "hexdec (hexadecimal value)" or "base_convert (hexadecimal value, 16,10)" statement to convert hexadecimal to floating point number. Convert the system value to a decimal number; 2. Use the "floatval (decimal number)" statement to obtain the floating point value and convert the decimal number to a floating point number type.

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

php will enter 16 Method to convert system to floating point number

Implementation idea:

• Convert hexadecimal value to decimal number---Function:hexdec(hexdecimal value)orbase_convert(hexdecimal value,16,10)function

  hexdec() function is specially used for hexadecimal values Convert to decimal number, and the bindec() function can convert numbers between any bases

• Convert decimal number to floating point number--Function floatval()

  The floatval function is used to get the floating point value of a variable.
  

Implementation example:

<?php
$hex = "cceeff";
$num1=hexdec($hex);
$num2=base_convert($hex, 16, 10);

$float1=floatval($num1);
$float2=floatval($num2);
var_dump($float1);
var_dump($float2);
?>

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