| 1 | var slice = require('../array/slice');
|
| 2 |
|
| 3 | /**
|
| 4 | * Return a copy of the object, filtered to only have values for the whitelisted keys.
|
| 5 | */
|
| 6 | function pick(obj, var_keys){
|
| 7 | var keys = typeof arguments[1] !== 'string'? arguments[1] : slice(arguments, 1),
|
| 8 | out = {},
|
| 9 | i = 0, key;
|
| 10 | while (key = keys[i++]) {
|
| 11 | out[key] = obj[key];
|
| 12 | }
|
| 13 | return out;
|
| 14 | }
|
| 15 |
|
| 16 | module.exports = pick;
|
| 17 |
|
| 18 |
|