ComeçarComece de graça

Standardizing dates

You're tracking manufacturing dates in your electronics inventory, but the dates occur in different formats. Standardize the date formats, and format a date for display.

Product Name Manufacturing Date
Laptop 3/1/25
Smartphone 04-01-2025
Monitor 2025.06.01

The necessary packages such as LocalDate, and DateTimeFormatter have been imported for you.

Este exercício faz parte do curso

Cleaning Data in Java

Ver curso

Instruções do exercício

  • Specify the input date formats.
  • Parse each string in dates as a date.
  • Display manufacturingDate as full month name, day without leading zeros, and full year.

Exercício interativo prático

Experimente este exercício completando este código de exemplo.

public class DateStandardizationExample {
    public static void main(String[] args) {
    	String[] dates = { "3/1/25", "04-01-2025", "2025.06.01" };
        // Specify the input date formats
        DateTimeFormatter[] formatters = {
            ____.____("M/d/yy"),
            ____.____("MM-dd-yyyy"),
            ____.____("yyyy.MM.dd")
        };

        System.out.println("Standardized manufacturing dates:");
        for (int i = 0; i < dates.length; i++) {
        	// Parse each string in dates as a date
            LocalDate productDate = ____.____(dates[i], formatters[i]);
            System.out.println("Date " + dates[i] + " is standardized as " + productDate);
        }

        LocalDate manufacturingDate = LocalDate.parse("2023-01-01");
        // Display date as full month name, day without leading zeros, and full year
        DateTimeFormatter displayFormat = DateTimeFormatter.ofPattern("____ ____, ____");
        String formattedDate = manufacturingDate.format(displayFormat);
        
        System.out.println("\nFormatted manufacturing date: " + formattedDate);
    }
}
Editar e executar o código