Contents

Index

• Getting Started

• Desktop Tools and Development Environment

• Data Import and Export

• Mathematics

• Data Analysis

• Programming and Data Types

• Data Type Conversion

• String to Numeric

• Numeric to String

• Other Conversions

• Operators and Special Characters

• Bit-Wise Operations

• Logical Operations

• Relational Operations

• Set Operations

• Date and Time Operations

• Programming in MATLAB

• Object-Oriented Programming

• 3-D Visualization

• GUI Development

• External Interfaces

• Release Notes

Learn more about MATLAB

hex2num - Convert hexadecimal number string to double-precision number

Syntax

n = hex2num(S)

Description

n = hex2num(S), where S is a 16 character string representing a hexadecimal number, returns the IEEE^® double-precision floating-point number n that it represents. Fewer than 16 characters are padded on the right with zeros. If S is a character array, each row is interpreted as a double-precision number.

NaNs, infinities and denorms are handled correctly.

Example

hex2num('400921fb54442d18')

returns Pi.

hex2num('bff')

returns

ans =

    -1

See Also

num2hex, hex2dec, sprintf, format

hex2dec

hgexport

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