The Select Case statement in VB.NET is acontrol flow statementthat allows you to execute different code blocks based on the value of a variable. The Select Case statement works by checking the value of a variable against a list of possible values. If the value of the variable matches one ...
VB복사 Case1To4,7To9,11,13,Is> MaxNumber 참고 TheIscomparison operator is not the same as theIskeyword used in theSelect Casestatement. You also can specify ranges and multiple expressions for character strings. In the following example,Casematches strings that are exactly equal toever...
the statements following that Case statement run up to the next Case, Case Else, or End Select statement. Control then passes to the statement following End Select. If testexpression matches an expressionlist clause in more than one Case clause, only the statements following the first match run...
Select...Case Statement (Visual Basic) Article 09/15/2021 12 contributors Feedback In this article Syntax Parts Remarks Example See also Runs one of several groups of statements, depending on the value of an expression. Syntax VB Select[Case] testexpression [Caseexpressionlist [ statements ] ]...
VB.Net中Select Case语句的语法如下 - Select [ Case ] expression [ Case expressionlist [ statements ] ] [ Case Else [ elsestatements ] ] End Select Where, expression- 是一个必须求值为VB.Net中任何基本数据类型的表达式,即布尔,字节,字符,日期,双精度,十进制,整数,长整型,对象,SByte,短,单,字符串...
Select Case 语句可以对一个变量进行相对于值列表的判断。每个值都被称为一个情况(Case),并为每个情况执行不同的操作。语法 VB 中的 Select Case 语句的语法如下:expression: 是必须为 VB 中的基本数据类型的表达式。即,Boolean, Byte, Char, Date, Double, Decimal, Integer, Long, Object, SByte, Short, ...
For many programs,we can convert a select-case statement easily to a switch statement. Cases cannot be stacked (on separate lines) in VB.NET, unlike in C#. This is important. Switch example.This example program uses a switch statement. We have three "case" blocks and a default block. Th...
The syntax for a Select Case statement in VB.Net is as follows −Select [ Case ] expression [ Case expressionlist [ statements ] ] [ Case Else [ elsestatements ] ] End Select Where,expression − is an expression that must evaluate to any of the elementary data type in VB.Net, i....
在编程中,Select Case语句通常用于基于不同的条件执行不同的代码块。如果在Select Case中调用了一个函数,而这个函数内部包含了退出循环的逻辑(例如Exit Do或Return),那么这确实会导致外部的Do While循环提前终止。 基础概念 Do While 循环:这是一种循环结构,它会先执行循环体内的代码,然后再检查循环条件是...
vb语法菜鸟教程_VS VB #End Region VB.Net – 运算符 运算符是一个符号,通知编译器执行特定的数学或逻辑操作。...s).Select Case语句允许根据值列表测试变量的相等性。...nested Select Case statements You can use one select case statement inside another select case statement...您可以使用一...