138 lines
3.3 KiB
Markdown
138 lines
3.3 KiB
Markdown
|
<!--
|
||
|
|
||
|
@license Apache-2.0
|
||
|
|
||
|
Copyright (c) 2018 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.
|
||
|
|
||
|
-->
|
||
|
|
||
|
# isSharedArrayBuffer
|
||
|
|
||
|
> Test if a value is a [SharedArrayBuffer][mdn-sharedarraybuffer].
|
||
|
|
||
|
<section class="usage">
|
||
|
|
||
|
## Usage
|
||
|
|
||
|
```javascript
|
||
|
var isSharedArrayBuffer = require( '@stdlib/assert/is-sharedarraybuffer' );
|
||
|
```
|
||
|
|
||
|
#### isSharedArrayBuffer( value )
|
||
|
|
||
|
Tests if a value is a [`SharedArrayBuffer`][mdn-sharedarraybuffer].
|
||
|
|
||
|
<!-- eslint-disable no-unused-vars -->
|
||
|
|
||
|
```javascript
|
||
|
var SharedArrayBuffer = require( '@stdlib/array/shared-buffer' );
|
||
|
|
||
|
var bool;
|
||
|
try {
|
||
|
bool = isSharedArrayBuffer( new SharedArrayBuffer( 10 ) );
|
||
|
// returns true
|
||
|
} catch ( err ) {
|
||
|
console.log( 'Environment does not support SharedArrayBuffers.' );
|
||
|
}
|
||
|
|
||
|
bool = isSharedArrayBuffer( [] );
|
||
|
// returns false
|
||
|
```
|
||
|
|
||
|
</section>
|
||
|
|
||
|
<!-- /.usage -->
|
||
|
|
||
|
<section class="examples">
|
||
|
|
||
|
## Examples
|
||
|
|
||
|
<!-- eslint-disable no-unused-vars -->
|
||
|
|
||
|
<!-- eslint no-undef: "error" -->
|
||
|
|
||
|
```javascript
|
||
|
var Float32Array = require( '@stdlib/array/float32' );
|
||
|
var Float64Array = require( '@stdlib/array/float64' );
|
||
|
var Int8Array = require( '@stdlib/array/int8' );
|
||
|
var Int16Array = require( '@stdlib/array/int16' );
|
||
|
var Int32Array = require( '@stdlib/array/int32' );
|
||
|
var Uint8Array = require( '@stdlib/array/uint8' );
|
||
|
var Uint8ClampedArray = require( '@stdlib/array/uint8c' );
|
||
|
var Uint16Array = require( '@stdlib/array/uint16' );
|
||
|
var Uint32Array = require( '@stdlib/array/uint32' );
|
||
|
var ArrayBuffer = require( '@stdlib/array/buffer' );
|
||
|
var SharedArrayBuffer = require( '@stdlib/array/shared-buffer' );
|
||
|
var isSharedArrayBuffer = require( '@stdlib/assert/is-sharedarraybuffer' );
|
||
|
|
||
|
var bool;
|
||
|
try {
|
||
|
bool = isSharedArrayBuffer( new SharedArrayBuffer( 10 ) );
|
||
|
// returns true
|
||
|
} catch ( err ) {
|
||
|
console.log( 'Environment does not support SharedArrayBuffers.' );
|
||
|
}
|
||
|
bool = isSharedArrayBuffer( new ArrayBuffer( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Float32Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Int8Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Uint8Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Uint8ClampedArray( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Int16Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Uint16Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Int32Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Uint32Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Float64Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( new Array( 10 ) );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( {} );
|
||
|
// returns false
|
||
|
|
||
|
bool = isSharedArrayBuffer( null );
|
||
|
// returns false
|
||
|
```
|
||
|
|
||
|
</section>
|
||
|
|
||
|
<!-- /.examples -->
|
||
|
|
||
|
<section class="links">
|
||
|
|
||
|
[mdn-sharedarraybuffer]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer
|
||
|
|
||
|
</section>
|
||
|
|
||
|
<!-- /.links -->
|