Merge pull request PHPOffice#4144 from oleibman/issue1402

VLOOKUP Handling of Strings and Number

Author: oleibman

src/PhpSpreadsheet/Calculation/LookupRef/VLookup.php

@@ -88,8 +88,8 @@ private static function vLookupSearch(mixed $lookupValue, array $lookupArray, $c
 
         $rowNumber = null;
         foreach ($lookupArray as $rowKey => $rowData) {
-            $bothNumeric = is_numeric($lookupValue) && is_numeric($rowData[$column]);
-            $bothNotNumeric = !is_numeric($lookupValue) && !is_numeric($rowData[$column]);
+            $bothNumeric = self::numeric($lookupValue) && self::numeric($rowData[$column]);
+            $bothNotNumeric = !self::numeric($lookupValue) && !self::numeric($rowData[$column]);
             $cellDataLower = StringHelper::strToLower((string) $rowData[$column]);
 
             // break if we have passed possible keys
@@ -114,4 +114,9 @@ private static function vLookupSearch(mixed $lookupValue, array $lookupArray, $c
 
         return $rowNumber;
     }
+
+    private static function numeric(mixed $value): bool
+    {
+        return is_int($value) || is_float($value);
+    }
 }

tests/PhpSpreadsheetTests/Calculation/Functions/LookupRef/VLookupTest.php

@@ -5,6 +5,7 @@
 namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\LookupRef;
 
 use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
+use PhpOffice\PhpSpreadsheet\Cell\DataType;
 use PhpOffice\PhpSpreadsheet\Spreadsheet;
 use PHPUnit\Framework\TestCase;
 
@@ -78,4 +79,24 @@ public static function providerVLookupArray(): array
             ],
         ];
     }
+
+    public function testIssue1402(): void
+    {
+        $spreadsheet = new Spreadsheet();
+        $worksheet = $spreadsheet->getActiveSheet();
+
+        $worksheet->setCellValueExplicit('A1', 1, DataType::TYPE_STRING);
+        $worksheet->setCellValue('B1', 'Text Nr 1');
+        $worksheet->setCellValue('A2', 2);
+        $worksheet->setCellValue('B2', 'Numeric result');
+        $worksheet->setCellValueExplicit('A3', 2, DataType::TYPE_STRING);
+        $worksheet->setCellValue('B3', 'Text Nr 2');
+        $worksheet->setCellValueExplicit('A4', 2, DataType::TYPE_STRING);
+        $worksheet->setCellValue('B4', '=VLOOKUP(A4,$A$1:$B$3,2,0)');
+        self::assertSame('Text Nr 2', $worksheet->getCell('B4')->getCalculatedValue());
+        $worksheet->setCellValue('A5', 2);
+        $worksheet->setCellValue('B5', '=VLOOKUP(A5,$A$1:$B$3,2,0)');
+        self::assertSame('Numeric result', $worksheet->getCell('B5')->getCalculatedValue());
+        $spreadsheet->disconnectWorksheets();
+    }
 }