outaozhen bb52c63d7d 库提交 5 years ago
..
test bb52c63d7d 库提交 5 years ago
.editorconfig bb52c63d7d 库提交 5 years ago
.eslintrc bb52c63d7d 库提交 5 years ago
.travis.yml bb52c63d7d 库提交 5 years ago
CHANGELOG.md bb52c63d7d 库提交 5 years ago
LICENSE bb52c63d7d 库提交 5 years ago
README.md bb52c63d7d 库提交 5 years ago
implementation.js bb52c63d7d 库提交 5 years ago
index.js bb52c63d7d 库提交 5 years ago
isArguments.js bb52c63d7d 库提交 5 years ago
package.json bb52c63d7d 库提交 5 years ago

README.md

#object-keys Version Badge

Build Status dependency status dev dependency status License Downloads

npm badge

browser support

An Object.keys shim. Invoke its "shim" method to shim Object.keys if it is unavailable.

Most common usage:

var keys = Object.keys || require('object-keys');

Example

var keys = require('object-keys');
var assert = require('assert');
var obj = {
	a: true,
	b: true,
	c: true
};

assert.deepEqual(keys(obj), ['a', 'b', 'c']);
var keys = require('object-keys');
var assert = require('assert');
/* when Object.keys is not present */
delete Object.keys;
var shimmedKeys = keys.shim();
assert.equal(shimmedKeys, keys);
assert.deepEqual(Object.keys(obj), keys(obj));
var keys = require('object-keys');
var assert = require('assert');
/* when Object.keys is present */
var shimmedKeys = keys.shim();
assert.equal(shimmedKeys, Object.keys);
assert.deepEqual(Object.keys(obj), keys(obj));

Source

Implementation taken directly from es5-shim, with modifications, including from lodash.

Tests

Simply clone the repo, npm install, and run npm test