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build/lib | ||
lib | ||
.eslintrc.json | ||
LICENSE.txt | ||
package.json | ||
README.md | ||
tsconfig.json |
boolean
boolean converts lots of things to boolean.
Status
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Installation
$ npm install boolean
Quick start
First you need to add a reference to boolean in your application:
const { boolean } = require('boolean');
If you use TypeScript, use the following code instead:
import { boolean } from 'boolean';
To verify a value for its boolean value, call the boolean
function and provide the value in question as parameter.
console.log(boolean('true')); // => true
The boolean
function considers the following values to be equivalent to true
:
true
(boolean)'true'
(string)'TRUE'
(string)'t'
(string)'T'
(string)'yes'
(string)'YES'
(string)'y'
(string)'Y'
(string)'on'
(string)'ON'
(string)'1'
(string)1
(number)
Please note that if you provide a string, it will be trimmed.
All other values, including undefined
and null
are considered to be false
.
Running the build
To build this module use roboter.
$ npx roboter