source: trip-planner-front/node_modules/lodash/dropRight.js@ 6fe77af

Last change on this file since 6fe77af was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

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1var baseSlice = require('./_baseSlice'),
2 toInteger = require('./toInteger');
3
4/**
5 * Creates a slice of `array` with `n` elements dropped from the end.
6 *
7 * @static
8 * @memberOf _
9 * @since 3.0.0
10 * @category Array
11 * @param {Array} array The array to query.
12 * @param {number} [n=1] The number of elements to drop.
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 * _.dropRight([1, 2, 3]);
18 * // => [1, 2]
19 *
20 * _.dropRight([1, 2, 3], 2);
21 * // => [1]
22 *
23 * _.dropRight([1, 2, 3], 5);
24 * // => []
25 *
26 * _.dropRight([1, 2, 3], 0);
27 * // => [1, 2, 3]
28 */
29function dropRight(array, n, guard) {
30 var length = array == null ? 0 : array.length;
31 if (!length) {
32 return [];
33 }
34 n = (guard || n === undefined) ? 1 : toInteger(n);
35 n = length - n;
36 return baseSlice(array, 0, n < 0 ? 0 : n);
37}
38
39module.exports = dropRight;
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