<?php require_once('vendor\autoload.php'); use \Aspose\Cells\Cloud\Api\CellsApi; use \Aspose\Cells\Cloud\Request\PostReplaceRequest; $cellsApi = new CellsApi(getenv("CellsCloudClientId"),getenv("CellsCloudClientSecret"),"v3.0",getenv("CellsCloudApiBaseUrl")); $assemblyTestXlsx = "assemblytest.xlsx"; $dataSourceXlsx = "datasource.xlsx"; $mapFiles = array (); $mapFiles[$assemblyTestXlsx] = "TestData/".$assemblyTestXlsx; $mapFiles[$dataSourceXlsx] = "TestData/".$dataSourceXlsx;; $request = new PostReplaceRequest(); $request->setFile( $mapFiles); $request->setText( "12"); $request->setNewtext( "newtext"); $cellsApi->postReplace($request);