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Helpers
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ArrayHelper.php
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<?php namespace Maatwebsite\Excel\Helpers; class ArrayHelper { /** * @param array $array * @return array */ public static function ensureMultipleRows(array $array): array { if (static::hasMultipleRows($array)) { return $array; } return [$array]; } /** * Only have multiple rows, if each * element in the array is an array itself. * * @param array $array * @return bool */ public static function hasMultipleRows(array $array): bool { return count($array) === count(array_filter($array, 'is_array')); } }