README.md (2003B)
1 <!-- 2 3 @license Apache-2.0 4 5 Copyright (c) 2018 The Stdlib Authors. 6 7 Licensed under the Apache License, Version 2.0 (the "License"); 8 you may not use this file except in compliance with the License. 9 You may obtain a copy of the License at 10 11 http://www.apache.org/licenses/LICENSE-2.0 12 13 Unless required by applicable law or agreed to in writing, software 14 distributed under the License is distributed on an "AS IS" BASIS, 15 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 See the License for the specific language governing permissions and 17 limitations under the License. 18 19 --> 20 21 # Node Version 22 23 > Node version. 24 25 <section class="usage"> 26 27 ## Usage 28 29 ```javascript 30 var NODE_VERSION = require( '@stdlib/process/node-version' ); 31 ``` 32 33 #### NODE_VERSION 34 35 Node version. 36 37 ```javascript 38 console.log( NODE_VERSION ); 39 // => <string> 40 ``` 41 42 </section> 43 44 <!-- /.usage --> 45 46 <section class="notes"> 47 48 ## Notes 49 50 - In browser environments and environments other than Node.js the Node version is equal to `null`. 51 52 </section> 53 54 <!-- /.notes --> 55 56 <section class="examples"> 57 58 ## Examples 59 60 <!-- eslint no-undef: "error" --> 61 62 ```javascript 63 var semver = require( 'semver' ); 64 var NODE_VERSION = require( '@stdlib/process/node-version' ); 65 66 if ( semver.lt( NODE_VERSION, '1.0.0' ) ) { 67 console.log( 'Running on a pre-io.js version...' ); 68 } 69 else if ( semver.lt( NODE_VERSION, '4.0.0' ) ) { 70 console.log( 'Running on an io.js version...' ); 71 } 72 else { 73 console.log( 'Running on a post-io.js version...' ); 74 } 75 ``` 76 77 </section> 78 79 <!-- /.examples --> 80 81 * * * 82 83 <section class="cli"> 84 85 ## CLI 86 87 <section class="usage"> 88 89 ### Usage 90 91 ```text 92 Usage: node-version [options] 93 94 Options: 95 96 -h, --help Print this message. 97 -V, --version Print the package version. 98 ``` 99 100 </section> 101 102 <!-- /.usage --> 103 104 <section class="examples"> 105 106 ### Examples 107 108 ```bash 109 $ node-version 110 <node_version> 111 ``` 112 113 </section> 114 115 <!-- /.examples --> 116 117 </section> 118 119 <!-- /.cli --> 120 121 <section class="links"> 122 123 </section> 124 125 <!-- /.links -->