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@stdlib/assert

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Standard assertion utilities.

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<!-- @license Apache-2.0 Copyright (c) 2021 The Stdlib Authors. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. --> # DataView Support > Detect native [`DataView`][mdn-dataview] support. <section class="usage"> ## Usage ```javascript var hasDataViewSupport = require( '@stdlib/assert/has-dataview-support' ); ``` #### hasDataViewSupport() Detects if a runtime environment supports [`DataView`][mdn-dataview]. ```javascript var bool = hasDataViewSupport(); // returns <boolean> ``` </section> <!-- /.usage --> <section class="examples"> ## Examples <!-- eslint no-undef: "error" --> ```javascript var hasDataViewSupport = require( '@stdlib/assert/has-dataview-support' ); var bool = hasDataViewSupport(); if ( bool ) { console.log( 'Environment has DataView support.' ); } else { console.log( 'Environment lacks DataView support.' ); } ``` </section> <!-- /.examples --> * * * <section class="cli"> ## CLI <section class="usage"> ### Usage ```text Usage: has-dataview-support [options] Options: -h, --help Print this message. -V, --version Print the package version. ``` </section> <!-- /.usage --> <section class="examples"> ### Examples ```bash $ has-dataview-support <boolean> ``` </section> <!-- /.examples --> </section> <!-- /.cli --> <!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. --> <section class="related"> * * * ## See Also - <span class="package-name">[`@stdlib/assert/has-arraybuffer-support`][@stdlib/assert/has-arraybuffer-support]</span><span class="delimiter">: </span><span class="description">detect native ArrayBuffer support.</span> </section> <!-- /.related --> <!-- Section for all links. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> <section class="links"> [mdn-dataview]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DataView <!-- <related-links> --> [@stdlib/assert/has-arraybuffer-support]: https://github.com/stdlib-js/assert/tree/main/has-arraybuffer-support <!-- </related-links> --> </section> <!-- /.links -->