What is JTextField - Java Swing

Java examples for Swing:JTextField

Introduction

A JTextField can display and/or edit one line of plain text.

Constructors of the JTextField Class

Constructor Description
JTextField()Creates a JTextField with default values for initial text, number of columns, and document.
JTextField(Document document, String text, int columns)Creates a JTextField with the specified document as its model, text as its initial text, and columns as its number of columns.
JTextField(int columns) Creates a JTextField with the specified columns as its number of columns.
JTextField(String text) Creates a JTextField with the specified text as its initial text.
JTextField(String text, int columns) Creates a JTextField with the specified text as its initial text and columns as its number of columns.

Demo Code

import javax.swing.JTextField;

public class Main {

  public static void main(String[] args) {
    // Create an empty JTextField
    JTextField emptyTextField = new JTextField();

    // Create a JTextField with an initial text of Hello
    JTextField helloTextField = new JTextField("Hello");

    // Create a JTextField with the number of columns of 20
    JTextField nameTextField = new JTextField(20);
  }/*from  w  w  w . j av a  2  s .c o  m*/
}

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