test

test

import org.apache.commons.csv.CSVFormat;
import org.apache.commons.csv.CSVParser;
import org.apache.commons.csv.CSVRecord;

import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;

public class CSVHeaderFinder {

    public static void main(String[] args) {
        String filePath = "your_csv_file.csv";
        String targetValue = "target_value";

        try (Reader reader = new FileReader(filePath);
             CSVParser csvParser = CSVFormat.DEFAULT.parse(reader)) {

            CSVRecord headerRecord = csvParser.getRecords().get(0);

            int columnIndex = -1;
            for (int i = 0; i < headerRecord.size(); i++) {
                if (headerRecord.get(i).equals(targetValue)) {
                    columnIndex = i;
                    break;
                }
            }

            if (columnIndex != -1) {
                String headerValue = headerRecord.get(columnIndex);
                System.out.println("Header value: " + headerValue);
            } else {
                System.out.println("Value not found in any column headers.");
            }

        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

import pandas as pd

# Load your data into a pandas DataFrame
data = pd.read_csv("your_data.csv")

# Search for the value "target_value" in all columns
target_value = "target_value"
column_containing_value = data.columns[data.isin([target_value]).any()].tolist()[0]

# Retrieve the header corresponding to the column containing the value
header_value = data.columns[data.columns.get_loc(column_containing_value)]

print("Header value:", header_value)

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;

public class CSVValueSearch {

    public static void main(String[] args) {
        String filePath = "path_to_your_csv_file.csv"; // Update with your CSV file path
        String searchValue = "value_to_search"; // Update with the value you want to search

        try (BufferedReader br = new BufferedReader(new FileReader(new File(filePath)))) {
            String headerLine = br.readLine(); // Read the header row
            String[] headers = headerLine.split(","); // Assuming CSV uses comma as delimiter

            // Find the index of the search value in the header row
            int columnIndex = -1;
            for (int i = 0; i < headers.length; i++) {
                if (headers[i].equals(searchValue)) {
                    columnIndex = i;
                    break;
                }
            }

            // If the search value is not found in the header row
            if (columnIndex == -1) {
                System.out.println("Value '" + searchValue + "' not found in the header row.");
                return;
            }

            // Read and search the rest of the file
            String line;
            while ((line = br.readLine()) != null) {
                String[] values = line.split(","); // Assuming CSV uses comma as delimiter
                if (columnIndex < values.length) {
                    String headerName = headers[columnIndex];
                    String cellValue = values[columnIndex];
                    if (cellValue.equals(searchValue)) {
                        System.out.println("Found value '" + searchValue + "' in column '" + headerName + "'.");
                        return; // Exit if the value is found
                    }
                }
            }

            // If the value is not found in the file
            System.out.println("Value '" + searchValue + "' not found in the file.");

        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}