Comparing two JavaScript objects will always return false. A switch statement first evaluates its expression. Home » Blog » Web Design & Development » JavaScript AND OR in IF Statement to Check For Multiple Conditions Absolute Beginner ← JavaScript If Else Statements for Absolute Beginners Lesson # 12 Categories: Web Design & Development In addition to returning the specified value the return statement also acts as an instruction to exit from the function at that point. I'm trying to make sense of the multiple return statements in the code? The function will return the value in the switch statement and the code after the switch statement will not be executed. Following is the code to have return statements in JavaScript switch statement − Example. Is it a typo or does Javascript actually work that way (I'm not a Javascript pro, but C++, Java and C# would skip the second return, C# would actually show a compile-time warning): The question is whether a method may have multiple return statements or always just one. Here is a list of some of the keywords you will learn about in this tutorial: Yes, just a return statement and that’s it. Case statements make code efficient and look less messy. Visit our Reserved Words reference to view a full list of JavaScript keywords . JavaScript statements often start with a keyword to identify the JavaScript action to be performed. The answer may surprise you: In a pure object-oriented world, a method must have a single return statement and nothing else. Case statements are alternative to multiple if-else statements. In JavaScript we have the following conditional statements: Use if to specify a block of code to be executed, if a specified condition is true Use else to specify a block of code to … Case statements are very useful in JavaScript where testing of multiple large numbers of conditions is required. In this situation, we can use JavaScript Nested IF statement, but be careful while using it. ... the code that the 'else' part corresponds to. Complete Boolean Reference For a complete reference, go to our Complete JavaScript Boolean Reference . Live Demo In a function where there are multiple returns, what is the best style to use? It’s something you probably don’t even think about when you have to do it. It then looks for the first case clause whose expression evaluates to the same value as the result of the input expression (using the strict comparison, ===) and transfers control to that clause, executing the associated statements. The JavaScript Else Statement allows us to print different statements depending upon the expression result (TRUE, FALSE). Multiple return statements make it easier to understand a long function, because once you hit one you know the rest of the function doesn't matter for the branch you took. A Better Way to Perform Multiple Comparisons in JavaScript Having to compare a value with a bunch of other values is a common, even trivial task for a developer. Sometimes we have to check even further when the condition is TRUE. return x / y + 27; You can include multiple return statements into your function each of which returns a different value. No other operators or statements. The JavaScript switch statement can contain return statements if it is present inside a function. The question is whether a method must have a single return statement and the to... Inside a function where there are multiple returns, what is the best style to use in a object-oriented! 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