@stdlib/assert-is-typed-array-length
v0.2.2
Published
Test if a value is a valid typed array length.
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isTypedArrayLength
Test if a value is a valid typed array length.
Installation
npm install @stdlib/assert-is-typed-array-length
Usage
var isTypedArrayLength = require( '@stdlib/assert-is-typed-array-length' );
isTypedArrayLength( value )
Tests if a value is a valid typed array length.
var bool = isTypedArrayLength( 5 );
// returns true
bool = isTypedArrayLength( -1 );
// returns false
bool = isTypedArrayLength( 2.0e200 );
// returns false
bool = isTypedArrayLength( 3.14 );
// returns false
bool = isTypedArrayLength( null );
// returns false
Notes
- A valid
length
property for a typed array is any integer value on the interval[0, 2^53-1]
.
Examples
var isTypedArrayLength = require( '@stdlib/assert-is-typed-array-length' );
var bool = isTypedArrayLength( 5 );
// returns true
bool = isTypedArrayLength( 0 );
// returns true
bool = isTypedArrayLength( 2.0e200 );
// returns false
bool = isTypedArrayLength( 5.256 );
// returns false
bool = isTypedArrayLength( 1.0/0.0 );
// returns false
bool = isTypedArrayLength( -1.0/0.0 );
// returns false
bool = isTypedArrayLength( NaN );
// returns false
bool = isTypedArrayLength( '5' );
// returns false
bool = isTypedArrayLength( null );
// returns false
See Also
@stdlib/assert-is-array-length
: test if a value is a valid array length.@stdlib/assert-is-typed-array
: test if a value is a typed array.
Notice
This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.
For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.
Community
License
See LICENSE.
Copyright
Copyright © 2016-2024. The Stdlib Authors.