C # Programming--Statements (branch statements)

One, statement type

Order, branching, looping

Branch

( a) f (expression) {} if ...

1. Execute in order as long as the conditions are met

2. The expression returns a bool value, either ture or Fouse

3. Brackets and braces no need to add points

Example One

Example Two

( b) f (expression) {} else{} if ... Otherwise...

1. Select one, if the condition of the f (expression) {} is met else{} does not execute

2. One f (expression) {} corresponds to a else{}

3.else after the curly braces, if there are no other conditions can not add

Example Three

Three

if (expression) {}

Else if{}

Else if{} ...

else{}

Each situation can only go one of them, if none of the above go, will execute else inside.

(iv) If nesting

if (an expression)

{

if () {}
else{}
}
Else
{
if () {}
}

Example Five

C # Programming--Statements (branch statements)