In this program user is asked to enter the age and based on the input, the if..else statement checks whether the entered age is greater than or equal to 18. If this condition meet then display message “You are
在D编程中nestif-else语句总是合法的,这意味着你可以在另一个if或else if语句中使用if或else if语句。 语法(Syntax) nested if语句的语法如下 - if( boolean_expression 1) { /* Executes when the boolean expression 1 is true */ if(boolean_expression 2) { /* Executes when the boolean expression ...
If the condition for elif is false, it checks for another elif block, if any. Otherwise, Python executes the code inside the else block. The following code checks the student’s score and assigns grades based on the score obtained. If conditions in the if and elif block are not satisfied...
做到和现有代码解耦,代码也更容易理解了。对于大量if/else的情况也是类似来处理。
在F#编程中嵌套if/then或if/then/else语句总是合法的,这意味着你可以在另一个if或else if语句中使用if或else if语句。 语法(Syntax) if expr then expr if expr then expr else expr else expr 例子(Example) let a : int32 = 100 let b : int32 = 200 ...
You are qualified to apply";elseif(passEnglish =='N'||'n') cout <<"\nSorry, you are not qualified to apply because you failed your English"; }elsecout <<"\nSorry, you are not qualified to apply because you are below 18"; cin.ignore(); cin.ignore();return0; } ...
IF weather = fine THEN DO SAY 'What a lovely day!' IF tenniscourt = free THEN SAY 'Shall we play tennis?' ELSE NOP END ELSE SAY 'Shall we take our raincoats?' Not matching nested IFs to ELSEs and DOs to ENDs can have some surprising results. If you eliminate the DOs and ENDs an...
In the previous unit, you used multiple if statements to implement the rules of a game. However, at the end of the unit, you noticed that more expressive if statements are needed to fix a subtle bug in your code.In this exercise, you'll use if, else, and else if statements to ...
if (authToken) { if (authToken === 'secret-token') { if (req.query.admin === 'true') { req.isAdmin = true; } return next(); } else { return res.status(401).json({ error: 'Invalid token' }); } } else { return res.status(401).json({ error: 'Unauthorized' }); ...
VB.Net Nested If 嵌套If语句 VB.Net 决策 在VB.Net中总是合法的嵌套If-Then-Else语句,这意味着您可以在另一个If ElseIf语句中使用一个If或ElseIf语句。 语法: If( boolean_expression1)Then'Executes when the boolean expression 1 is true If(boolean_expression 2)Then 'Executes when the boolean ...