switch statement usage

Switch statement usage: 1. The Switch statement can only be used for integer types, enumeration types and String types, and cannot be used for floating point types and Boolean types; 2. Each case statement must be followed by a break statement to prevent other cases from being executed. The code block without a break statement will continue to execute the code block of the next case; 3. Multiple values can be matched in one case statement, separated by commas; 4. The default code block in the Switch statement is optional, etc. wait.

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switch statement usage

How to use switch statement

Sep 21, 2023 pm 05:48 PM

switch statement

What is the format of the switch statement? How to use switch statement

In js, the switch statement is also a commonly used statement. The switch statement will be used to compare an expression with multiple values. However, many novices do not know what the switch statement format is? How to use switch statement? Let’s summarize it below.

Nov 03, 2018 pm 01:52 PM

How to use Java block scope, conditional statements and switch statements

Block Scope Before learning more about control structures, you must first understand the role of blocks. Definition: A statement consisting of multiple Java statements enclosed by a pair of curly braces. Function: Blocks determine the scope of variables, and one block can be nested on another block. Example: packagedecom1;publicclasscuowu{publicstaticvoidmain(String[]args){//The second block is nested inside the first block. bytei=12;//Variable i only has an effect in the second block area, including nested blocks. {//The third block is nested inside the second block and also inside the first block. inta=3;//Variable a only plays a role in the block it is in

May 15, 2023 pm 02:58 PM

java switch

What is PHP Switch statement? Detailed explanation of switch statement usage

The previous article introduced to you "How do you understand the use of string function library?" Let’s discuss it together! ! ! ", this article continues to introduce to you what the PHP Switch statement is and how to use the Switch statement. If you are a "newbie", come and learn together! ! !

May 26, 2021 pm 04:56 PM

Detailed explanation of the usage of for loop and switch statement in thinkPHP template

This article mainly introduces the usage of for loop and switch statement in thinkPHP template, and analyzes the specific functions, definitions and specific usage techniques of for loop and switch statement in the form of examples. Friends in need can refer to it.

May 30, 2018 am 09:55 AM

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Introduction to the usage of switch statement in JavaScript learning

This article will give you an introduction to the use of switch statements in JavaScript learning. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to you.

Oct 16, 2018 pm 05:23 PM

javascript switch statement