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if statement

Definition

An if statement is a programming construct that allows the execution of a block of code only if a certain condition is true.

Related terms

else statement: A programming construct that allows the execution of a block of code when the condition in the if statement is false.

boolean expression: A logical expression that evaluates to either true or false.

nested if statements: When an if statement is placed inside another if statement. It allows for more complex decision-making processes.

"if statement" appears in:

Subjects (1)

AP Computer Science Principles

Study guides (4)

AP Computer Science A - 3.4 Else If Statements
AP Computer Science A - 5.9 This Keyword
AP Computer Science A - 7.4 Developing Algorithms Using ArrayLists
AP Computer Science A - 8.2 Traversing 2D Arrays

Practice Questions (6)

In an if statement, where should the condition be placed?
Which of the following is the correct structure of an if statement?
When is the code that comes AFTER the conditional body of the if statement executed?
What happens when there is a return statement inside the conditional body of an if statement that evaluates to true?
What happens if the body of an if statement is supposed to consist of multiple lines but lacks enclosing brackets?
Why is there the convention of indenting code inside the body of an if statement?

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