update.js•855 B
var _curry3 = require('./internal/_curry3');
var adjust = require('./adjust');
var always = require('./always');
/**
* Returns a new copy of the array with the element at the provided index
* replaced with the given value.
*
* @func
* @memberOf R
* @since v0.14.0
* @category List
* @sig Number -> a -> [a] -> [a]
* @param {Number} idx The index to update.
* @param {*} x The value to exist at the given index of the returned array.
* @param {Array|Arguments} list The source array-like object to be updated.
* @return {Array} A copy of `list` with the value at index `idx` replaced with `x`.
* @see R.adjust
* @example
*
* R.update(1, 11, [0, 1, 2]); //=> [0, 11, 2]
* R.update(1)(11)([0, 1, 2]); //=> [0, 11, 2]
*/
module.exports = _curry3(function update(idx, x, list) {
return adjust(always(x), idx, list);
});