Java Programming: Lesson 9 - Boolean Variables

Published: 10 August 2021
on channel: youmils03

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In the previous video (   • Java Programming: Lesson 8 - Boolean ...  ), we introduced the concept of a boolean expression which always evaluates to either true or false. Here, we store boolean expressions in variables and then change those variables along the execution of the code.

boolean s = "saturday".indexOf( "t" ) == 3; //assigns s to a false boolean
System.out.println( !s ); //true

1:09 NEW: Intro to Boolean Variables
4:11 NEW: Redefining a Boolean Variable
5:35 NEW: Double Negation of a Boolean
6:30 More Examples

An equivalent Python lesson is provided here:    • Python Programming: Lesson 7 - Boolea...

Ready for if, elseif, and else blocks? Check out the next video:    • Java Programming: Lesson 10 - if bloc...

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