Add method deleteRow

Author: Alkarex

README.md

@@ -93,6 +93,7 @@ try {
 	$xlsxFastEditor->setFullCalcOnLoad($worksheetId2, true);
 
 	// Direct write access
+	$xlsxFastEditor->deleteRow($worksheetId1, 5);
 	$xlsxFastEditor->writeFormula($worksheetId1, 'A1', '=B2*3');
 	$xlsxFastEditor->writeFloat($worksheetId1, 'B2', 3.14);
 	$xlsxFastEditor->writeInt($worksheetId1, 'C3', 13);

src/XlsxFastEditor.php

@@ -261,6 +261,27 @@ public function getLastRow(int $sheetNumber): ?XlsxFastEditorRow
 		return null;
 	}
 
+	/**
+	 * Delete the specified row of the specified worksheet.
+	 * @param int $sheetNumber Worksheet number (base 1)
+	 */
+	public function deleteRow(int $sheetNumber, int $rowNumber): bool
+	{
+		$dom = $this->getDomFromPath(self::getWorksheetPath($sheetNumber));
+		$xpath = new \DOMXPath($dom);
+		$xpath->registerNamespace('o', self::OXML_NAMESPACE);
+
+		$rs = $xpath->query("/o:worksheet/o:sheetData/o:row[@r='{$rowNumber}'][1]");
+		if ($rs !== false && $rs->length > 0) {
+			$r = $rs[0];
+			if (!($r instanceof \DOMElement) || $r->parentNode === null) {
+				throw new XlsxFastEditorXmlException("Error querying XML fragment for row {$sheetNumber} of worksheet {$sheetNumber}!");
+			}
+			return $r->parentNode->removeChild($r) != false;
+		}
+		return false;
+	}
+
 	/**
 	 * To iterate over the all the rows of a given worksheet.
 	 * @return \Traversable<XlsxFastEditorRow>

tests/test.php

@@ -20,6 +20,8 @@
 	$sheet1 = $xlsxFastEditor->getWorksheetNumber('Sheet1');
 	assert($sheet1 === 1);
 
+	assert($xlsxFastEditor->deleteRow($sheet1, 5) === true);
+
 	assert($xlsxFastEditor->readFloat($sheet1, 'D2') === 3.14159);
 	assert($xlsxFastEditor->readFloat($sheet1, 'D4') === -1.0);
 	assert($xlsxFastEditor->readFloat($sheet1, 'e5') === null);