File "WithUpsertColumns.php"

Full Path: /home/fundopuh/trader.fxex.org/vendor/maatwebsite/excel/src/Concerns/WithUpsertColumns.php
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Charset: utf-8

<?php

namespace Maatwebsite\Excel\Concerns;

interface WithUpsertColumns
{
    /**
     * @return array
     */
    public function upsertColumns();
}