Lecture 3

Fall 2018

Narges Norouzi

Recap

• What are the primitive data types?

• How to declare variables of different types?

• How to assign values to variables?

• What are the operations defined on different primitive data types?

• How to create a java file and run a java program? we will also see more today.

Assignment overview

LINK

Control Statements

• In order to control the flow/order of running the code:
  • if statement
  • while statement
  • do-While statement
  • for statement
  • switch statement
  • return, break, continue

if ... else ...

 

if (boolean expresion)

      stmt 

else

      stmt

 

while ... 

 

while (boolean expression)

      stmt ​

 

do ... while

do 

      stmt 

while (boolean expression);

5 minutes break

LINK

for ...

 

for (initial stmt; end condition; increment stmt)

      stmt 

 

Switch ... case ...

switch (expression){

      case option1:

           stmt;

           break; 

      case option2:

           stmt; 

           break;

     default:

          stmt;

}

 

Zybooks chapters we covered

• Chapter 3 (some sections)
• Chapter 4 (some sections)