/**
* simplePass - A JavaScript password generator.
* Copyright (C) 2023 Jordan Vezina(staticBanter)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
'use strict';
/**
* @file
* @module uniqueCharacterFilter
*/
/**
* A function that filters a string for unique characters.
*
* @function uniqueCharacterFilter
* @param {string} string The string to filter unique characters.
* @returns {string} A string containing only unique characters
*/
export default function uniqueCharacterFilter(string) {
let uniqueCharacters = '';
for (let i = 0; i < string.length; i++) {
if (!uniqueCharacters.includes(string[i])) {
uniqueCharacters += string[i];
}
}
;
return uniqueCharacters;
}