查找并刷新父数据透视表的嵌套或子数据透视表
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可能的使用场景
有时，一个数据透视表使用另一个数据透视表作为数据源，因此被称为子数据透视表或嵌套数据透视表。您可以使用PivotTable.children方法找到父数据透视表的子数据透视表。
如何使用Aspose.Cells for Python via .NET查找并刷新父数据透视表的嵌套或子数据透视表
以下是加载包含三个数据透视表的样本Excel文件的示例代码。下面两个数据透视表是上面数据透视表的子级，如此屏幕截图所示。代码使用PivotTable.children方法查找子级数据透视表，然后逐个刷新它们。
示例代码
<!DOCTYPE html>
<html>
<head>
<title>Aspose.Cells Example</title>
</head>
<body>
<h1>Refresh Nested/Children Pivot Tables Example</h1>
<input type="file" id="fileInput" accept=".xls,.xlsx,.csv" />
<button id="runExample">Run Example</button>
<a id="downloadLink" style="display: none;">Download Result</a>
<div id="result"></div>
</body>
<script src="aspose.cells.js.min.js"></script>
<script type="text/javascript">
const { Workbook, SaveFormat } = AsposeCells;
AsposeCells.onReady({
license: "/lic/aspose.cells.enc",
fontPath: "/fonts/",
fontList: [
"arial.ttf",
"NotoSansSC-Regular.ttf"
]
}).then(() => {
console.log("Aspose.Cells initialized");
});
document.getElementById('runExample').addEventListener('click', async () => {
const fileInput = document.getElementById('fileInput');
if (!fileInput.files.length) {
document.getElementById('result').innerHTML = '<p style="color: red;">Please select an Excel file.</p>';
return;
}
const file = fileInput.files[0];
const arrayBuffer = await file.arrayBuffer();
// Instantiating a Workbook object from the uploaded file
const workbook = new Workbook(new Uint8Array(arrayBuffer));
// Access first worksheet
const ws = workbook.worksheets.get(0);
// Access third pivot table (index 2)
const ptParent = ws.pivotTables.get(2);
// Access the children of the parent pivot table
const ptChildren = ptParent.children;
// Refresh all the children pivot table
for (let pivot of ptChildren) {
pivot.refreshData();
pivot.calculateData();
}
// Saving the modified Excel file
const outputData = workbook.save(SaveFormat.Xlsx);
const blob = new Blob([outputData]);
const downloadLink = document.getElementById('downloadLink');
downloadLink.href = URL.createObjectURL(blob);
downloadLink.download = 'output.sampleFindAndRefreshNestedOrChildrenPivotTables.xlsx';
downloadLink.style.display = 'block';
downloadLink.textContent = 'Download Modified Excel File';
document.getElementById('result').innerHTML = '<p style="color: green;">Pivot tables refreshed successfully! Click the download link to get the modified file.</p>';
});
</script>
</html>