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/node_modules/lodash/take.js

https://bitbucket.org/coleman333/smartsite
JavaScript | 37 lines | 10 code | 2 blank | 25 comment | 3 complexity | 066bc1753af3a7197cdce998aaf7e96b MD5 | raw file
 1var baseSlice = require('./_baseSlice'),
 2    toInteger = require('./toInteger');
 3
 4/**
 5 * Creates a slice of `array` with `n` elements taken from the beginning.
 6 *
 7 * @static
 8 * @memberOf _
 9 * @since 0.1.0
10 * @category Array
11 * @param {Array} array The array to query.
12 * @param {number} [n=1] The number of elements to take.
13 * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
14 * @returns {Array} Returns the slice of `array`.
15 * @example
16 *
17 * _.take([1, 2, 3]);
18 * // => [1]
19 *
20 * _.take([1, 2, 3], 2);
21 * // => [1, 2]
22 *
23 * _.take([1, 2, 3], 5);
24 * // => [1, 2, 3]
25 *
26 * _.take([1, 2, 3], 0);
27 * // => []
28 */
29function take(array, n, guard) {
30  if (!(array && array.length)) {
31    return [];
32  }
33  n = (guard || n === undefined) ? 1 : toInteger(n);
34  return baseSlice(array, 0, n < 0 ? 0 : n);
35}
36
37module.exports = take;