VB SCRIPT CONDITIONAL STATEMENT

VB SCRIPT CONDITIONAL STATEMENT

     Conditional statement are used to perform different action for different decision .

1. If statement
2. If..Then ... Else statement
3. If ....Then .... Else If statement
4. Select statement

If ...Then..Else :

• Execute some code if a condition is true 
• Select one of two blocks of code to execute.

Ex:

<script>

Funtion greeting ()

i=hour(time)

If I<10 Then

document.write("good morning")

Else

document.write("have a nice day")

End If

End Funtion

</script>

If...Then...ElseIf :

You can use the If..Then...ElseIf statement if you want to select one of many blocks of code to execute .

Ex:

<script>

Funtion greeting()

I=hour(time)

If I=10 Then

document.write("just started ")

ElseIf I=11 then

document.write("hungry")

ElseIf I=12 then

document.write("ah lunch time ")

Else

document.write("unknown")

End IF

End Funtion

</script>

Select statement :

You can also the "Select Case " stay if you want to select one of many blocks of code to execute .

Ex:

<script>

d=weekday(date)

Select Case d

Case 1

document.write("Sunday")

Case 2

document.write("moday")

Case 3

document.write("tuesday")

Case 4

document.write("Wednesday")

Case 5

document.write("Thursday")

Case 6

document.write("friday")

Case else

document.write("saturday")

End Select

</script>