126 lines
2.0 KiB
Markdown
126 lines
2.0 KiB
Markdown
<!--
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@license Apache-2.0
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Copyright (c) 2018 The Stdlib Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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# Node Version
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> Node version.
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<section class="usage">
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## Usage
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```javascript
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var NODE_VERSION = require( '@stdlib/process/node-version' );
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```
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#### NODE_VERSION
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Node version.
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```javascript
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console.log( NODE_VERSION );
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// => <string>
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```
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</section>
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<!-- /.usage -->
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<section class="notes">
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## Notes
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- In browser environments and environments other than Node.js the Node version is equal to `null`.
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</section>
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<!-- /.notes -->
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<section class="examples">
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## Examples
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<!-- eslint no-undef: "error" -->
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```javascript
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var semver = require( 'semver' );
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var NODE_VERSION = require( '@stdlib/process/node-version' );
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if ( semver.lt( NODE_VERSION, '1.0.0' ) ) {
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console.log( 'Running on a pre-io.js version...' );
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}
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else if ( semver.lt( NODE_VERSION, '4.0.0' ) ) {
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console.log( 'Running on an io.js version...' );
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}
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else {
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console.log( 'Running on a post-io.js version...' );
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}
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```
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</section>
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<!-- /.examples -->
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* * *
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<section class="cli">
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## CLI
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<section class="usage">
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### Usage
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```text
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Usage: node-version [options]
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Options:
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-h, --help Print this message.
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-V, --version Print the package version.
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```
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</section>
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<!-- /.usage -->
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<section class="examples">
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### Examples
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```bash
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$ node-version
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<node_version>
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```
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</section>
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<!-- /.examples -->
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</section>
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<!-- /.cli -->
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<section class="links">
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</section>
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<!-- /.links -->
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