<?php

return [
    [
        null,
        1,
        1,
        '',
    ],
    [
        '',
        1,
        1,
        '',
    ],
    [
        'QWERTYUIOP',
        -1,
        1,
        '#VALUE!',
    ],
    [
        'QWERTYUIOP',
        5,
        -1,
        '#VALUE!',
    ],
    [
        'QWERTYUIOP',
        5,
        '',
    ],
    [
        'QWERTYUIOP',
        8,
        20,
        'IOP',
    ],
    [
        'ABCDEFGHI',
        4,
        3,
        'DEF',
    ],
    [
        true,
        2,
        1,
        'R',
    ],
    [
        false,
        2,
        2,
        'AL',
    ],
];