PhpSpreadsheet/tests/data/Calculation/LookupRef/INDEX.php

<?php

return [
    [
        [20 => ['R' => 1]], // Expected
        // Input
        [20 => ['R' => 1]],
    ],
    [
        '#VALUE!', // Expected
        // Input
        [
            20 => ['R' => 1],
            21 => ['R' => 2],
        ],
        -1,
    ],
    [
        '#REF!', // Expected
        // Input
        [
            20 => ['R' => 1],
            21 => ['R' => 2],
        ],
        10,
    ],
    [
        [21 => ['R' => 2]], // Expected
        // Input
        [
            20 => ['R' => 1],
            21 => ['R' => 2],
        ],
        2,
    ],
    [
        [21 => ['R' => 2, 'S' => 4]], // Expected
        // Input
        [
            '20' => ['R' => 1, 'S' => 3],
            '21' => ['R' => 2, 'S' => 4],
        ],
        2,
        0,
    ],
    [
        '#VALUE!', // Expected
        // Input
        [
            '20' => ['R' => 1, 'S' => 3],
            '21' => ['R' => 2, 'S' => 4],
        ],
        2,
        -1,
    ],
    [
        '#VALUE!', // Expected
        // Input
        [
            '20' => ['R' => 1, 'S' => 3],
            '21' => ['R' => 2, 'S' => 4],
        ],
        2,
        10,
    ],
    [
        4, // Expected
        // Input
        [
            '20' => ['R' => 1, 'S' => 3],
            '21' => ['R' => 2, 'S' => 4],
        ],
        2,
        2,
    ],
];