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|
- 'use strict';
-
- var toStr = Object.prototype.toString;
-
- module.exports = function isArguments(value) {
- var str = toStr.call(value);
- var isArgs = str === '[object Arguments]';
- if (!isArgs) {
- isArgs = str !== '[object Array]' &&
- value !== null &&
- typeof value === 'object' &&
- typeof value.length === 'number' &&
- value.length >= 0 &&
- toStr.call(value.callee) === '[object Function]';
- }
- return isArgs;
- };
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