SELECT
SELECT [ CASE ] Expression
[ CASE Expression [ TO Expression #2 ] [ , ... ]
... ]
[ CASE Expression [ TO Expression #2 ] [ , ... ]
... ]
[ { CASE ELSE | DEFAULT }
... ]
END SELECT
Selects an expression to compare, and execute the code enclosed in the corresponding matching
CASE statement.
If no
CASE statement matches, the
DEFAULT or
CASE ELSE statement is executed.
A
CASE statement is a list of single values or interval of two values separated by the
TO keyword.
مثال
' You want to check the random function of a die.
' So you repeat the random function a thousand times
' and you count, how many times 1, 2, 3, 4, 5 or 6
' have been thrown.
DIM x AS Integer
DIM w AS Integer
DIM a AS Integer
DIM b AS Integer
DIM c AS Integer
DIM d AS Integer
DIM e AS Integer
DIM f AS Integer
FOR x = 1 TO 1000
w = Int(Rnd(6) + 1)
SELECT CASE w
CASE 1
a = a + 1
CASE 2
b = b + 1
CASE 3
c = c + 1
CASE 4
d = d + 1
CASE 5
e = e + 1
CASE 6
f = f + 1
CASE ELSE
PRINT "This is impossible!"
END SELECT
NEXT
PRINT a, b, c, d, e, f
> lang > select 
قبلی بعدی ویرایش تغییر نام واگرد Search سرپرستی