Starting out with Visual C# (4th Edition)
Starting out with Visual C# (4th Edition)
4th Edition
ISBN: 9780134382609
Author: Tony Gaddis
Publisher: PEARSON
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Textbook Question
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Chapter 5, Problem 1MC

ListBox controls have an __________ method that erases all the items in the Items property.

  1. a. Items.Erase
  2. b. Items.Remove
  3. c. Items.Clear
  4. d. Items.Empty
Expert Solution & Answer
Check Mark
Program Description Answer

The method that erases all items in Items property of ListBox controls is “Items.Clear”.

Hence, the correct answer is option “C”.

Explanation of Solution

Items.Clear method:

  • To erase contents of a ListBox control, the method “Items.Clear” is been called.
  • The syntax for “Items.Clear” method is shown below:
    • ListBoxName.Items.Clear();
  • The “ListBoxName” denotes a ListBox control in an application.
  • The “Items.Clear” method erases all items in Items property.
  • It clears all items in ListBox control.
  • The given code erases all items in the Items property.

Explanation for incorrect options:

Items.Erase:

There is no method named as “Items.Erase” in this context.

Hence, the option “A” is wrong.

Items.Remove:

There is no method named as “Items.Remove” in this context.

Hence, the option “B” is wrong.

Items.empty:

There is no method named as “Items.empty” in this context.

Hence, the option “D” is wrong.

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Chapter 5 Solutions

Starting out with Visual C# (4th Edition)

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