has-values

> Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

# Install

Install with npm:

$ npm install has-values --save

# Usage

var hasValue = require('has-values');
hasValue('a');
//=> true
hasValue('');
//=> false
hasValue(1);
//=> true
hasValue(0);
//=> false
hasValue(0, true); // treat zero as a value
//=> true
hasValue({a: 'a'}});
//=> true
hasValue({}});
//=> false
hasValue(['a']);
//=> true
hasValue([]);
//=> false
hasValue(function(foo) {}); // function length/arity
//=> true
hasValue(function() {});
//=> false
hasValue(true);
hasValue(false);
//=> true

# isEmpty

To test for empty values, do:

function isEmpty(o, isZero) {
return !hasValue(o, isZero);
}

# Related projects

You might also be interested in these projects:

- has-value: Returns true if a value exists, false if empty. Works with deeply nested values using… more | homepage
- is-plain-object: Returns true if an object was created by the `Object` constructor. | homepage
- isobject: Returns true if the value is an object and not an array or null. | homepage

# Contributing

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.

# Building docs

Generate readme and API documentation with verb:

$ npm install verb && npm run docs

Or, if verb is installed globally:

$ verb

# Running tests

Install dev dependencies:

$ npm install -d && npm test

# Author

Jon Schlinkert

- github/jonschlinkert
- twitter/jonschlinkert

# License

Copyright © 2016, Jon Schlinkert. Released under the MIT license.

This file was generated by verb, v, on March 27, 2016.