Question

问一个关于VB的问题对于Do Until…Loop 循环，正确的是：A.如果循环条件为常数0，则一次循环也不执行B.如果

Answer 1

B.如果循环条件为常数0，则至少执行一次循环

Private Sub Command1_Click()

Do Until 0

Print "A"

Exit Do

Loop

Do Until 0

Print "B"

Exit Do

Loop

Do Until 1

Print "C"

Exit Do

Loop

Do Until True

Print "D"

Exit Do

Loop

End Su