Core PHP Programming: Using PHP to Build Dynamic Web Sites

Chapter 3. CONTROL STATEMENTS

Topics in This Chapter

• True and False

• The if Statement

• The ? Operator

• The switch Statement

• Loops

• The while Statement

• The break Statement

• The do...while Statement

• The for Statement

• The foreach Statement

• exit, die, and return

• Evaluation of Boolean Expressions

Control statements allow you to execute blocks of code depending on conditions. They also allow you to repeat a block of code, which leads to simpler, more efficient scripts. This chapter will introduce you to the decision-making statements if and switch. You will also learn about loops using for and while.