1.基本语句使用方法
Select Case语句
'定义参数格式 Dim a, b As String Dim c As DataTable Dim d As String="" Dim student As New Student() Select Case a Case "1" b= "aaa " Exit Select Case "2", "3" b= "bbb'" & strSyllabusGUID & "' " Exit Select End Select
try-catch
Public Shared Function Delete(ByVal ids As String, ByVal user As String) As String Try '代码 Catch ex As Exception '异常 End Try End Function
If语句
If 1=1 Then ' 如果执行成功 Return "true" Else ' 如果执行失败 Return "false" End If