46 lines
1.1 KiB
JavaScript
46 lines
1.1 KiB
JavaScript
import baseFill from './_baseFill.js';
|
|
import isIterateeCall from './_isIterateeCall.js';
|
|
|
|
/**
|
|
* Fills elements of `array` with `value` from `start` up to, but not
|
|
* including, `end`.
|
|
*
|
|
* **Note:** This method mutates `array`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 3.2.0
|
|
* @category Array
|
|
* @param {Array} array The array to fill.
|
|
* @param {*} value The value to fill `array` with.
|
|
* @param {number} [start=0] The start position.
|
|
* @param {number} [end=array.length] The end position.
|
|
* @returns {Array} Returns `array`.
|
|
* @example
|
|
*
|
|
* var array = [1, 2, 3];
|
|
*
|
|
* _.fill(array, 'a');
|
|
* console.log(array);
|
|
* // => ['a', 'a', 'a']
|
|
*
|
|
* _.fill(Array(3), 2);
|
|
* // => [2, 2, 2]
|
|
*
|
|
* _.fill([4, 6, 8, 10], '*', 1, 3);
|
|
* // => [4, '*', '*', 10]
|
|
*/
|
|
function fill(array, value, start, end) {
|
|
var length = array == null ? 0 : array.length;
|
|
if (!length) {
|
|
return [];
|
|
}
|
|
if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {
|
|
start = 0;
|
|
end = length;
|
|
}
|
|
return baseFill(array, value, start, end);
|
|
}
|
|
|
|
export default fill;
|