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<?php |
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|
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namespace TablePress\PhpOffice\PhpSpreadsheet\Calculation\LookupRef; |
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|
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use TablePress\PhpOffice\PhpSpreadsheet\Calculation\ArrayEnabled; |
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use TablePress\PhpOffice\PhpSpreadsheet\Calculation\Functions; |
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use TablePress\PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError; |
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|
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class Selection |
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{ |
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use ArrayEnabled; |
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|
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/** |
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* CHOOSE. |
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* |
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* Uses lookup_value to return a value from the list of value arguments. |
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* Use CHOOSE to select one of up to 254 values based on the lookup_value. |
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* |
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* Excel Function: |
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* =CHOOSE(index_num, value1, [value2], ...) |
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* |
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* @param mixed $chosenEntry The entry to select from the list (indexed from 1) |
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* @param mixed ...$chooseArgs Data values |
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* |
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* @return mixed The selected value |
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*/ |
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public static function choose($chosenEntry, ...$chooseArgs) |
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{ |
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if (is_array($chosenEntry)) { |
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return self::evaluateArrayArgumentsSubset([self::class, __FUNCTION__], 1, $chosenEntry, ...$chooseArgs); |
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} |
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|
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$entryCount = count($chooseArgs) - 1; |
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|
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if (is_numeric($chosenEntry)) { |
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--$chosenEntry; |
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} else { |
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return ExcelError::VALUE(); |
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} |
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$chosenEntry = (int) floor($chosenEntry); |
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if (($chosenEntry < 0) || ($chosenEntry > $entryCount)) { |
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return ExcelError::VALUE(); |
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} |
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|
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if (is_array($chooseArgs[$chosenEntry])) { |
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return Functions::flattenArray($chooseArgs[$chosenEntry]); |
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} |
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|
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return $chooseArgs[$chosenEntry]; |
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} |
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} |
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|
