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<?php |
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namespace PhpOffice\PhpSpreadsheet\Calculation\Statistical; |
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use PhpOffice\PhpSpreadsheet\Calculation\Exception as CalcException; |
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use PhpOffice\PhpSpreadsheet\Calculation\Functions; |
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class Counts extends AggregateBase |
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{ |
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/** |
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* COUNT. |
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* |
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* Counts the number of cells that contain numbers within the list of arguments |
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* |
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* Excel Function: |
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* COUNT(value1[,value2[, ...]]) |
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* |
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* @param mixed ...$args Data values |
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*/ |
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public static function COUNT(mixed ...$args): int |
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{ |
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$returnValue = 0; |
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// Loop through arguments |
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$aArgs = Functions::flattenArrayIndexed($args); |
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foreach ($aArgs as $k => $arg) { |
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$arg = self::testAcceptedBoolean($arg, $k); |
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// Is it a numeric value? |
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// Strings containing numeric values are only counted if they are string literals (not cell values) |
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// and then only in MS Excel and in Open Office, not in Gnumeric |
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if (self::isAcceptedCountable($arg, $k, true)) { |
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++$returnValue; |
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} |
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} |
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return $returnValue; |
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} |
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/** |
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* COUNTA. |
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* |
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* Counts the number of cells that are not empty within the list of arguments |
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* |
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* Excel Function: |
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* COUNTA(value1[,value2[, ...]]) |
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* |
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* @param mixed ...$args Data values |
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*/ |
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public static function COUNTA(mixed ...$args): int |
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{ |
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$returnValue = 0; |
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// Loop through arguments |
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$aArgs = Functions::flattenArrayIndexed($args); |
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foreach ($aArgs as $k => $arg) { |
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// Nulls are counted if literals, but not if cell values |
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if ($arg !== null || (!Functions::isCellValue($k))) { |
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++$returnValue; |
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} |
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} |
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return $returnValue; |
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} |
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/** |
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* COUNTBLANK. |
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* |
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* Counts the number of empty cells within the list of arguments |
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* |
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* Excel Function: |
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* COUNTBLANK(value1[,value2[, ...]]) |
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* |
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* @param mixed $range Data values |
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*/ |
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public static function COUNTBLANK(mixed $range): int |
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{ |
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if ($range === null) { |
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return 1; |
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} |
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if (!is_array($range) || array_key_exists(0, $range)) { |
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throw new CalcException('Must specify range of cells, not any kind of literal'); |
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} |
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$returnValue = 0; |
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// Loop through arguments |
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$aArgs = Functions::flattenArray($range); |
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foreach ($aArgs as $arg) { |
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// Is it a blank cell? |
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if (($arg === null) || ((is_string($arg)) && ($arg == ''))) { |
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++$returnValue; |
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} |
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} |
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return $returnValue; |
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} |
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} |
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