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/**
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* Gets the keys for an object.
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*
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* @return {Array} keys
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|
* @api private
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|
*/
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|
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module.exports = Object.keys || function keys (obj){
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var arr = [];
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var has = Object.prototype.hasOwnProperty;
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|
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for (var i in obj) {
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|
if (has.call(obj, i)) {
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|
arr.push(i);
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|
}
|
|
}
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|
return arr;
|
|
};
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