payam-int

Below are the Big O performance of common functions of different Java Collections.


List                 | Add  | Remove | Get  | Contains | Next | Data Structure
---------------------|------|--------|------|----------|------|---------------
ArrayList            | O(1) |  O(n)  | O(1) |   O(n)   | O(1) | Array
LinkedList           | O(1) |  O(1)  | O(n) |   O(n)   | O(1) | Linked List
CopyOnWriteArrayList | O(n) |  O(n)  | O(1) |   O(n)   | O(1) | Array

payam-int

<?php
public static function arabicToPersian($string)
    {
        $characters = [
            'ك' => 'ک',
            'دِ' => 'د',
            'بِ' => 'ب',
            'زِ' => 'ز',
            'ذِ' => 'ذ',
            'شِ' => 'ش',