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Reading a CSV file Line by Line

Deepika Sahu answered on May 25, 2022 Popularity 8/10 Helpfulness 2/10

answer Reading a CSV file Line by Line

Reading a CSV file Line by Line

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import com.opencsv.CSVParser;
import com.opencsv.CSVParserBuilder;
import com.opencsv.CSVReader;
import com.opencsv.CSVReaderBuilder;
import java.io.FileReader;
import java.net.URL;
import java.util.Arrays;

public class ParseCSVLineByLine {

  @SuppressWarnings("resource")
  public static void main(String[] args) throws Exception {

    URL fileUrl = ParseCSVLineByLine.class.getClassLoader().getResource("data.csv");

    //Build reader instance
    //Read data.csv
    //Default separator is comma
    //Start reading from line number 2 (line numbers start from zero)
    CSVParser csvParser = new CSVParserBuilder()
        .withSeparator(',')
        .withIgnoreQuotations(true)
        .build();

    CSVReader csvReader = new CSVReaderBuilder(new FileReader(fileUrl.getFile()))
        .withSkipLines(1)
        .withCSVParser(csvParser)
        .build();

    //Read CSV line by line and use the string array as you want
    String[] nextLine;
    while ((nextLine = csvReader.readNext()) != null) {
      if (nextLine != null) {
        //Verifying the read data here
        System.out.println(Arrays.toString(nextLine));
      }
    }
  }
}

Popularity 8/10 Helpfulness 2/10 Language java

Source: howtodoinjava.com

Tags: csv file java line-by-line

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Contributed on Dec 30 2022

Deepika Sahu

0 Answers Avg Quality 2/10

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python read csv line by line

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from csv import reader
with open('students.csv', 'r') as read_obj:
    csv_reader = reader(read_obj)
    for row in csv_reader:
        print(row)

Popularity 10/10 Helpfulness 10/10 Language python

Source: Grepper

Tags: csv

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Contributed on May 25 2022

Clumsy Capuchin

0 Answers Avg Quality 2/10

python read csv line by line

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with open(csv_file, "r+") as input_file:
    for line in input_file:
        print(line)

Popularity 9/10 Helpfulness 5/10 Language python

Source: Grepper

Tags: csv

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Contributed on May 25 2022

Clumsy Capuchin

0 Answers Avg Quality 2/10

Reading a CSV file Line by Line

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Reading a CSV file Line by Line

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python read csv line by line

python read csv line by line

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