binarystring.php

<?php
namespace Bitrix\Main\Text;
 
class BinaryString
{
    public static function getLength($str)
    {
        return strlen($str);
    }
 
    public static function getSubstring($str, $start, ...$args)
    {
        return substr($str, $start, ...$args);
    }
 
    public static function getPosition($haystack, $needle, $offset = 0)
    {
        return strpos($haystack, $needle, $offset);
    }
 
    public static function getLastPosition($haystack, $needle, $offset = 0)
    {
        return strrpos($haystack, $needle, $offset);
    }
 
    public static function getPositionIgnoreCase($haystack, $needle, $offset = 0)
    {
        return stripos($haystack, $needle, $offset);
    }
 
    public static function getLastPositionIgnoreCase($haystack, $needle, $offset = 0)
    {
        return strripos($haystack, $needle, $offset);
    }
 
    public static function changeCaseToLower($str)
    {
        return strtolower($str);
    }
}