Statements - Illustrated C# 2005 - page 214

The if...else Statement
The if...else statement implements a two-way branch. The syntax for the if...else state-
ment is shown here, and is illustrated in Figure 9-2.
￿f TestExpr evaluates to true , Statement1 is executed.
￿f t evaluates to false , Statement2 is executed instead.
if( TestExpr )
Statement1
else
Statement2
Figure 9-2. The if...else statement
The following is an example of the if...else statement:
if( x <= 10 )
z = x - 1; // Single statement--no braces needed
else
{ // Multiple statements--block
x = x - 5;
y = x + z;
}