README.md (3297B)
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 # Buffer 22 23 > [Buffer][node-buffer] constructor. 24 25 <!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. --> 26 27 <section class="intro"> 28 29 </section> 30 31 <!-- /.intro --> 32 33 <!-- Package usage documentation. --> 34 35 <section class="usage"> 36 37 ## Usage 38 39 ```javascript 40 var Buffer = require( '@stdlib/buffer/ctor' ); 41 ``` 42 43 #### Buffer( size ) 44 45 Allocates a [`Buffer`][node-buffer] having a specified number of bytes. 46 47 <!-- eslint-disable stdlib/require-globals, no-buffer-constructor --> 48 49 ```javascript 50 var b = new Buffer( 10 ); 51 // returns <Buffer> 52 ``` 53 54 #### Buffer( array ) 55 56 Allocates a [`Buffer`][node-buffer] from an array of octets. 57 58 <!-- eslint-disable stdlib/require-globals, no-buffer-constructor --> 59 60 ```javascript 61 var b = new Buffer( [ 1, 2, 3, 4 ] ); 62 // returns <Buffer>[ 1, 2, 3, 4 ] 63 ``` 64 65 #### Buffer( buffer ) 66 67 Copies [buffer][node-buffer] data to a new [`Buffer`][node-buffer] instance. 68 69 <!-- eslint-disable stdlib/require-globals, no-buffer-constructor --> 70 71 ```javascript 72 var b1 = new Buffer( [ 1, 2, 3, 4 ] ); 73 var b2 = new Buffer( b1 ); 74 // returns <Buffer>[ 1, 2, 3, 4 ] 75 ``` 76 77 #### Buffer( str\[, encoding] ) 78 79 Returns a [`Buffer`][node-buffer] containing a provided `string`. 80 81 <!-- eslint-disable stdlib/require-globals, no-buffer-constructor --> 82 83 ```javascript 84 var b = new Buffer( 'beep boop' ); 85 // returns <Buffer> 86 ``` 87 88 * * * 89 90 ### Properties 91 92 TODO: add properties 93 94 * * * 95 96 ### Methods 97 98 TODO: add methods 99 100 </section> 101 102 <!-- /.usage --> 103 104 * * * 105 106 <!-- Package usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> 107 108 <section class="notes"> 109 110 </section> 111 112 <!-- /.notes --> 113 114 <!-- Package usage examples. --> 115 116 <section class="examples"> 117 118 ## Examples 119 120 <!-- eslint no-undef: "error" --> 121 122 ```javascript 123 var ctor = require( '@stdlib/buffer/ctor' ); 124 125 var b; 126 var i; 127 128 // Allocate uninitialized memory: 129 if ( typeof ctor.alloc === 'function' ) { 130 b = ctor.alloc( 10 ); 131 } else { 132 b = new ctor( 10 ); 133 } 134 135 // Zero fill the buffer... 136 for ( i = 0; i < b.length; i++ ) { 137 b[ i ] = 0; 138 } 139 console.log( b ); 140 ``` 141 142 </section> 143 144 <!-- /.examples --> 145 146 <!-- Section to include cited references. If references are included, add a horizontal rule *before* the section. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> 147 148 <section class="references"> 149 150 </section> 151 152 <!-- /.references --> 153 154 <!-- Section for all links. Make sure to keep an empty line after the `section` element and another before the `/section` close. --> 155 156 <section class="links"> 157 158 [node-buffer]: https://nodejs.org/api/buffer.html 159 160 </section> 161 162 <!-- /.links -->