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474 BJavaScriptView Raw
1import toInteger from './toInteger';
2
3/**
4 * Creates a function that returns its nth argument.
5 *
6 * @static
7 * @memberOf _
8 * @since 4.0.0
9 * @category Util
10 * @param {number} [n=0] The index of the argument to return.
11 * @returns {Function} Returns the new function.
12 * @example
13 *
14 * var func = _.nthArg(1);
15 *
16 * func('a', 'b', 'c');
17 * // => 'b'
18 */
19function nthArg(n) {
20 n = toInteger(n);
21 return function() {
22 return arguments[n];
23 };
24}
25
26export default nthArg;