All files / remove-last/lib main.js

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/**
* @license Apache-2.0
*
* Copyright (c) 2023 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*    http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
 
'use strict';
 
// MAIN //
 
/**
* Removes the last `n` UTF-16 code units of a string.
*
* @param {string} str - input string
* @param {NonNegativeInteger} n - number of UTF-16 code units to remove
* @returns {string} output string
*
* @example
* var out = removeLast( 'last man standing', 1 );
* // returns 'last man standin'
*
* @example
* var out = removeLast( 'presidential election', 1 );
* // returns 'presidential electio'
*
* @example
* var out = removeLast( 'JavaScript', 1 );
* // returns 'JavaScrip'
*
* @example
* var out = removeLast( 'Hidden Treasures', 1 );
* // returns 'Hidden Treasure'
*/
function removeLast( str, n ) {
	return str.substring( 0, str.length - n );
}
 
 
// EXPORTS //
 
module.exports = removeLast;