CitizenRankDataTable::CitizenRankconst* currentRank =NULL;intconstnumRows = table->getNumRows();std::stringrankName, alternateTitle;intslotId;booltitle;std::vector<std::string> titles;std::map<std::string,int> names;std::map<int, CitizenRankDataTable::CitizenRankconst*> allRanksById;for(in...
CompanyName.stringsortOrder ="CompanyName ASC"; DataRow[] foundRows;// Use the Select method to find all rows matching the filter.foundRows = table.Select(expression, sortOrder);// Print column 0 of each returned row.for(inti =0; i < foundRows.Length; i++) Console.WriteLine(foundRows...
今天在使用dplyr数据分析时遇到一个问题,就是如何在分组汇总时自动生成多列。...11 9 18.3 1.15 18 10 1.53 0.205 2 # … with 990 more rows 解法一首先生成想要计算的分位数...这个办法的聪明之处在于解决了汇...
$aggregationOps = $table->getMetadata(DataTable::COLUMN_AGGREGATION_OPS_METADATA_NAME);for($i =$this->truncateAfter; $i < $count; $i++) {if(!isset($rows[$i])) {// case when the last row is a summary row, it is not indexed by $cout but by DataTable::ID_SUMMARY_ROW$summaryR...
dataSet.Tables.Add(table); // Create three new DataRow objects and add // them to the DataTable for (int i = 0; i <= 2; i++) { row = table.NewRow(); row["id"] = i; row["ParentItem"] = "ParentItem " + i; table.Rows.Add(row); } } private void MakeChildTable() {...
private void GetRows() { // Get the DataTable of a DataSet. DataTable table = DataSet1.Tables["Suppliers"]; DataRow[] rows = table.Select(); // Print the value one column of each DataRow. for(int i = 0; i < rows.Length ; i++) { Console.WriteLine(rows[i]["CompanyName"])...
try { DataTable schemaTable = reader.GetSchemaTable(); DataRow row = schemaTable.Rows[ordinal]; foreach (DataColumn col in schemaTable.Columns) { Console.WriteLine("{0}: {1}", col.ColumnName, row[col.Ordinal]); } } catch (IndexOutOfRangeException ex) { Con...
dataSet.Tables.Add(table); // Create three new DataRow objects and add // them to the DataTable for (int i = 0; i <= 2; i++) { row = table.NewRow(); row["id"] = i; row["ParentItem"] = "ParentItem " + i; table.Rows.Add(row); } } private void MakeChildTable() {...
dataSet.Tables.Add(table); // Create three new DataRow objects and add // them to the DataTable for (int i = 0; i <= 2; i++) { row = table.NewRow(); row["id"] = i; row["ParentItem"] = "ParentItem " + i; table.Rows.Add(row); } } private void MakeChildTable() {...
private void GetRows() { // Get the DataTable of a DataSet. DataTable table = DataSet1.Tables["Suppliers"]; DataRow[] rows = table.Select(); // Print the value one column of each DataRow. for(int i = 0; i < rows.Length ; i++) { Console.WriteLine(rows[i]["CompanyName"])...