How php converts hexadecimal to floating-point numbers

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Php will convert hexadecimal to floating point method: 1, use "hexdec (hexadecimal value)" or "base_convert (hexadecimal value, 1610)" statement to convert hexadecimal value into decimal number; 2, use "floatval (decimal number)" statement to obtain floating point value, decimal number into floating point type.

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

The method of converting hexadecimal to floating-point number by php

Realize the idea:

Convert a hexadecimal value to a decimal number-function: hexdec (hexadecimal value) or base_convert (hexadecimal value, 1610) function

The hexdec () function is designed to convert hexadecimal values to decimal numbers, while the bindec () function converts numbers between arbitrary digits.

Convert a decimal number to a floating point number-- function floatval ()

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

Implementation example:

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