Minor changes, mainly cosmetic

samples/Calculations/LookupRef/VLOOKUP.php

@@ -14,8 +14,8 @@ $worksheet = $spreadsheet->getActiveSheet();
 
 $data = [
     ['ID', 'First Name', 'Last Name', 'Salary'],
-    [72, 'Emily', 'Smith', 64901, null, 'ID', 53, 66, 56],
+    [72, 'Emily', 'Smith', 64901],
-    [66, 'James', 'Anderson', 70855, null, 'Salary'],
+    [66, 'James', 'Anderson', 70855],
     [14, 'Mia', 'Clark', 188657],
     [30, 'John', 'Lewis', 97566],
     [53, 'Jessica', 'Walker', 58339],
@@ -25,11 +25,24 @@ $data = [
 
 $worksheet->fromArray($data, null, 'B2');
 
-$worksheet->getCell('H4')->setValue('=VLOOKUP(H3, B3:E9, 4, FALSE)');
+$lookupFields = [
-$worksheet->getCell('I4')->setValue('=VLOOKUP(I3, B3:E9, 4, FALSE)');
+    ['ID', 53, 66, 56],
-$worksheet->getCell('J4')->setValue('=VLOOKUP(J3, B3:E9, 4, FALSE)');
+    ['Name'],
+    ['Salary'],
+];
+
+$worksheet->fromArray($lookupFields, null, 'G3');
+
+$worksheet->getCell('H4')->setValue('=VLOOKUP(H3, B3:E9, 2, FALSE) & " " & VLOOKUP(H3, B3:E9, 3, FALSE)');
+$worksheet->getCell('I4')->setValue('=VLOOKUP(I3, B3:E9, 2, FALSE) & " " & VLOOKUP(I3, B3:E9, 3, FALSE)');
+$worksheet->getCell('J4')->setValue('=VLOOKUP(J3, B3:E9, 2, FALSE) & " " & VLOOKUP(J3, B3:E9, 3, FALSE)');
+$worksheet->getCell('H5')->setValue('=VLOOKUP(H3, B3:E9, 4, FALSE)');
+$worksheet->getCell('I5')->setValue('=VLOOKUP(I3, B3:E9, 4, FALSE)');
+$worksheet->getCell('J5')->setValue('=VLOOKUP(J3, B3:E9, 4, FALSE)');
 
 for ($column = 'H'; $column !== 'K'; ++$column) {
-    $cell = $worksheet->getCell("{$column}4");
+    for ($row = 4; $row <= 5; ++$row) {
-    $helper->log("{$column}4: {$cell->getValue()} => {$cell->getCalculatedValue()}");
+        $cell = $worksheet->getCell("{$column}{$row}");
+        $helper->log("{$column}{$row}: {$cell->getValue()} => {$cell->getCalculatedValue()}");
+    }
 }

src/PhpSpreadsheet/Calculation/Calculation.php

@@ -4756,9 +4756,8 @@ class Calculation
 
                         break;
                 }
-
-                // if the token is a unary operator, pop one value off the stack, do the operation, and push it back on
             } elseif (($token === '~') || ($token === '%')) {
+                // if the token is a unary operator, pop one value off the stack, do the operation, and push it back on
                 if (($arg = $stack->pop()) === null) {
                     return $this->raiseFormulaError('Internal error - Operand value missing from stack');
                 }
@@ -4865,9 +4864,8 @@ class Calculation
                 if (isset($storeKey)) {
                     $branchStore[$storeKey] = $cellValue;
                 }
-
-                // if the token is a function, pop arguments off the stack, hand them to the function, and push the result back on
             } elseif (preg_match('/^' . self::CALCULATION_REGEXP_FUNCTION . '$/miu', $token ?? '', $matches)) {
+                // if the token is a function, pop arguments off the stack, hand them to the function, and push the result back on
                 if ($pCellParent) {
                     $cell->attach($pCellParent);
                 }
@@ -4977,8 +4975,8 @@ class Calculation
                     if (isset($storeKey)) {
                         $branchStore[$storeKey] = $token;
                     }
-                    // if the token is a named range or formula, evaluate it and push the result onto the stack
                 } elseif (preg_match('/^' . self::CALCULATION_REGEXP_DEFINEDNAME . '$/miu', $token, $matches)) {
+                    // if the token is a named range or formula, evaluate it and push the result onto the stack
                     $definedName = $matches[6];
                     if ($cell === null || $pCellWorksheet === null) {
                         return $this->raiseFormulaError("undefined name '$token'");

src/PhpSpreadsheet/Calculation/MathTrig/Random.php

@@ -17,7 +17,7 @@ class Random
      */
     public static function rand()
     {
-        return (mt_rand(0, 10000000)) / 10000000;
+        return mt_rand(0, 10000000) / 10000000;
     }
 
     /**

src/PhpSpreadsheet/Calculation/Statistical/Averages.php

@@ -203,7 +203,7 @@ class Averages extends AggregateBase
             $args,
             function ($value) {
                 // Is it a numeric value?
-                return  (is_numeric($value)) && (!is_string($value));
+                return  is_numeric($value) && (!is_string($value));
             }
         );
     }

src/PhpSpreadsheet/Calculation/Statistical/Distributions/ChiSquared.php

@@ -101,7 +101,7 @@ class ChiSquared
             return 1 - self::distributionRightTail($value, $degrees);
         }
 
-        return (($value ** (($degrees / 2) - 1) * exp(-$value / 2))) /
+        return ($value ** (($degrees / 2) - 1) * exp(-$value / 2)) /
             ((2 ** ($degrees / 2)) * Gamma::gammaValue($degrees / 2));
     }
 

src/PhpSpreadsheet/Reader/Xlsx.php

@@ -1695,8 +1695,8 @@ class Xlsx extends BaseReader
 
                         break;
 
-                    // unparsed
                     case 'application/vnd.ms-excel.controlproperties+xml':
+                        // unparsed
                         $unparsedLoadedData['override_content_types'][(string) $contentType['PartName']] = (string) $contentType['ContentType'];
 
                         break;
@@ -1722,7 +1722,6 @@ class Xlsx extends BaseReader
             $value->createText(StringHelper::controlCharacterOOXML2PHP((string) $is->t));
         } else {
             if (is_object($is->r)) {
-
                 /** @var SimpleXMLElement $run */
                 foreach ($is->r as $run) {
                     if (!isset($run->rPr)) {