@stdlib/ndarray-base-dtype-char

Return the single letter character abbreviation for an underlying array data type.

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README

Data Type Abbreviation

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Return the single letter abbreviation for an underlying array data type.

Installation

npm install @stdlib/ndarray-base-dtype-char

Usage

var dtypeChar = require( '@stdlib/ndarray-base-dtype-char' );

dtypeChar( dtype )

Returns the single letter character abbreviation for an underlying array data type.

var ch = dtypeChar( 'float64' );
// returns 'd'

ch = dtypeChar( 'generic' );
// returns 'o'

If provided an unknown or unsupported data type, the function returns null.

var ch = dtypeChar( 'foobar' );
// returns null

Examples

var dtypeChar = require( '@stdlib/ndarray-base-dtype-char' );

var dtypes;
var ch;
var i;

dtypes = [
    'float64',
    'float32',
    'int8',
    'uint8',
    'uint8c',
    'int16',
    'uint16',
    'int32',
    'uint32',
    'binary',
    'generic',
    'foobar'
];

for ( i = 0; i < dtypes.length; i++ ) {
    ch = dtypeChar( dtypes[ i ] );
    console.log( '%s => %s', dtypes[ i ], ch );
}

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.

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License

See LICENSE.

Copyright

Copyright © 2016-2021. The Stdlib Authors.