code-points.js

Get the UTF-16-encoded code points of each character in the string

codePoints('Hello, 世界\n'); //=> [72, 101, 108, 108, 111, 44, 32, 19990, 30028]

Installation

Package managers

npm

npm i --save code-points

Bower

bower i --save code-points

Duo

var codePoints = require('shinnn/code-points.js');

Standalone

Download the script file directly and install its dependency.

Dependency

• code-point.js

API

codePoints(str, option)

str: String
option: Object
Return: Array of Number

It returns the code points of each character in the string as an array.

See the document of String.prototype.codePointAt() for the details about code point.

codePoints('\udada'); //=> [56026]
codePoints('\udfdf\udada\udada'); //=> [57311, 56026, 56026]
codePoints('\udada\udfdf\udada'); //=> [814047, 56026]

option.unique

Type: Boolean
Default: false

Removes duplicates from result.

codePoints('banana'); //=> [98, 97, 110, 97, 110, 97]
codePoints('banana', {unique: true}); //=> [98,97,110]

CLI

You can use this module as a CLI tool by installing it globally.

npm install -g code-points

Usage

Usage1: code-points <string>
Usage2: code-points --file <file path>
Usage3: cat <file path> | code-points

Options:
--unique, --uniq, -u  Remove duplicates from result
--file,           -f  Use a file as an input
--help,           -h  Print usage information
--version,        -v  Print version

It print the code points splitted by commas.

Example

code-points "0123 abcd"

yields:

48,49,50,51,32,97,98,99,100

License

Copyright (c) 2014 - 2015 Shinnosuke Watanabe

Licensed under the MIT License.