<!-- @license Apache-2.0 Copyright (c) 2019 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. --> # globalThis Support > Detect [`globalThis`][mdn-global-this] support. <section class="usage"> ## Usage ```javascript var hasGlobalThisSupport = require( '@stdlib/assert/has-globalthis-support' ); ``` #### hasGlobalThisSupport() Detects if a runtime environment supports [`globalThis`][mdn-global-this]. ```javascript var bool = hasGlobalThisSupport(); // returns <boolean> ``` </section> <!-- /.usage --> <section class="examples"> ## Examples <!-- eslint no-undef: "error" --> ```javascript var hasGlobalThisSupport = require( '@stdlib/assert/has-globalthis-support' ); var bool = hasGlobalThisSupport(); if ( bool ) { console.log( 'Environment has `globalThis` support.' ); } else { console.log( 'Environment lacks `globalThis` support.' ); } ``` </section> <!-- /.examples --> * * * <section class="cli"> ## CLI <section class="usage"> ### Usage ```text Usage: has-globalthis-support [options] Options: -h, --help Print this message. -V, --version Print the package version. ``` </section> <!-- /.usage --> <section class="examples"> ### Examples ```bash $ has-globalthis-support <boolean> ``` </section> <!-- /.examples --> </section> <!-- /.cli --> <section class="links"> [mdn-global-this]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/globalThis </section> <!-- /.links -->