Contents

Index

• Getting Started

• Bitwise Operations

• Constructors and Properties

• Data Manipulation

isslopebiasscaled

• Data Type Operations

• Data Quantizing

• Element-Wise Logical Operators

• Math Operations

• Matrix Manipulation

• Radix Conversion

• Relational Operators

• Subscripted Assignment and Reference

• fi Object Operations

• fimath Object Operations

• fipref Object Operations

• numerictype Object Operations

• quantizer Object Operations

• Release Notes

Learn more about Fixed-Point Toolbox

isdouble - Determine whether input is double-precision data type

Syntax

y = isdouble(a) y = isdouble(T)

Description

y = isdouble(a) returns 1 when the DataType property of fi object a is double, and 0 otherwise.

y = isdouble(T) returns 1 when the DataType property of numerictype object T is double, and 0 otherwise.

See Also

isboolean, isdoubleisfixed, isfloat, isscaleddouble, isscaledtype, issingle

iscolumn

isempty

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