Q&A

What is setText in Java?

What is setText in Java?

The setText() method of java. text. StringCharacterIterator class in Java is used to set the current text that is to be read by this StringCharacterIterator. This method takes the text to be set as a parameter and sets the text of this StringCharacterIterator at that text.

What’s the difference between JTextPane and JTextArea?

The main difference between JTextPane and JTextArea is that JTextPane’s resources are heavy while JTextArea has lite and limited resources. JTextPane edits the content like where to make the word bold, where to put underline but JTextArea can not do that. JTextPane is a derivative of java. swing.

What is JTextArea?

A JTextArea is a multi-line area that displays plain text. It is intended to be a lightweight component that provides source compatibility with the java. Alternative multi-line text classes with more capabilities are JTextPane and JEditorPane . The java. awt.

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What is a correct syntax of setText of textfield?

The argument to SetText is “9/18/02”. That date is of the input form m/dd/yy so it matches the rule. Therefore, the date is transformed to the form mm/dd/yyyy.

What is the difference between setText and GetText?

getText() : This method is used to get text from controls like EditText and Button. setText() : This method is used to set text on controls.

Why GetText is used in Java?

The GetText class provides a standard mechanism for extracting text from WLS log message catalogs. Messages are identified by their message id, and may be qualified by a subsystem name. The basic format of the String objects returned by the GetText methods is the message body of the requested message.

What is a JTextPane?

A JTextPane is a subclass of JEditorPane. A JTextPane is used for a styled document with embedded images and components. A JTextPane is a text component that can be marked up with the attributes that are represented graphically and it can use a DefaultStyledDocument as the default model.

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What is a JScrollPane?

A JScrollPane provides a scrollable view of a component. When screen real estate is limited, use a scroll pane to display a component that is large or one whose size can change dynamically. Other containers used to save screen space include split panes and tabbed panes. The code to create a scroll pane can be minimal.

What is JPasswordField in Java?

JPasswordField is a lightweight component that allows the editing of a single line of text where the view indicates something was typed, but does not show the original characters. You can find further information and examples in How to Use Text Fields, a section in The Java Tutorial.

How do you turn an int into a String?

Common ways to convert an integer

  1. The toString() method. This method is present in many Java classes. It returns a string.
  2. String.valueOf() Pass your integer (as an int or Integer) to this method and it will return a string: String.valueOf(Integer(123));
  3. StringBuffer or StringBuilder.

What is the difference between settext() and append() in Python?

The basic difference is that setText () replaces all the text from the existing one and append () adds your new value to existing one.

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How to get the text previously set by the settext() method in Java?

The getText () method of java.text.BreakIterator class is used to get the text previously set by the setText () method in breakiterator. Parameter: This method does not accept any parameter. Return Value: This method provides the text scanned previously. Below are the examples to illustrate the getText () method:

What is stringcharacter iterator settext() method in Java?

StringCharacterIterator setText () method in Java with Examples. The setText () method of java.text .StringCharacterIterator class in Java is used to set the current text that is to be read by this StringCharacterIterator. This method takes the text to be set as a parameter and sets the text of this StringCharacterIterator at that text.

What is the difference between concat and append methods in Java?

String has concat method, remember string is immutable. It adds a string to another string. It will create the new object after concatenation done, since it is a immutable. StringBuilder and StringBuffer has append method, remember these two are mutable. It appends a char or char sequence to a string.