The `if` and `switch` statements provide branching logic in C#. You use `if, `else` and `switch` to choose the path your program follows.
In the multiline syntax, theIfstatement must be the only statement on the first line. TheElseIf,Else, andEnd Ifstatements can be preceded only by a line label. TheIf...Then...Elseblock must end with anEnd Ifstatement. Tip TheSelect...Case Statementmight be more useful when you evaluat...
C# provides many decision-making statements that help the flow of the C# program based on certain logical conditions. Here, you will learn about if, else if, else, and nested if else statements to control the flow based on the conditions. C# includes the following flavors of if statements: ...
Write code that evaluates conditions using if, else, and else if statements. Build Boolean expressions to evaluate a condition. Combine Boolean expressions using logical operators. Nest code blocks within other code blocks.Start Add Add to Collections Add to Plan Add to Challenges Prerequisites...
The if...else statement executes two different codes depending upon whether the test expression is true or false. Sometimes, a choice has to be made from more than 2 possibilities. The if...else ladder allows you to check between multiple test expressions and execute different statements. Synta...
alanc66087203 Explorer , Oct 05, 2023 Copy link to clipboard I have five Checkboxes if I check checkbox 1 and 4, Checkbox 5 is checked. If I check checkbox 2 and 4, Checkbox 5 is checked. If I check Checkbox 3 and Checkbox 4, then Checkbox 5 is checked I entered the following ...
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elsestatements 可选。 如果先前的condition或elseifcondition表达式没有被计算为True,则执行一个或多个语句。 End If 终止If...Then...Else块的多行版本。 注解 多行语法 当遇到If...Then...Else语句时,会测试condition。 如果condition为True,则执行Then后面的语句。 如果condition为False,则按顺序计算每个Else...
if、if-else和switch语句根据表达式的值从多个可能的语句选择要执行的路径。 仅当提供的布尔表达式的计算结果为true时,if,if语句才执行语句。语句if-else允许你根据布尔表达式选择要遵循的两个代码路径中的哪一个。switch语句根据与表达式匹配的模式来选择要执行的语句列表。
1. else and else..if are optional statements, a program having only “if” statement would run fine. 2. else and else..if cannot be used without the “if”. 3. There can be any number of else..if statement in a if else..if block. ...