JavaScript Switch statement is used to execute different set of statements based on different conditions. It is similar to If-Else statement, but excels in code simplicity and works greatly with numbers, characters and Strings. Syntax </> Copy switch(expression){ case value_1 : // set of st...
Syntax switch(expression) { casen: code block break; casen: code block break; default: defaultcode block } Parameter Values ParameterDescription expressionRequired. Specifies an expression to be evaluated. The expression is evaluated once. The value of the expression is compared with the values of ...
The switch statement is used to perform different actions based on different conditions.The JavaScript Switch StatementUse the switch statement to select one of many blocks of code to be executed.Syntaxswitch(expression) { case n: code block break; case n: code block break; default: default ...
Theswitchstatement evaluates an expression and executes code as a result of a matching case. The basic syntax is similar to that of anifstatement. It will always be written withswitch () {}, with parentheses containing the expression to test, and curly brackets containing the potential code to...
Notethat switch statement is almost similar to a series of if statements on the same expression. Syntax switch (expression){ case label : statements; break; case label : statements; break; ... default : statements; } Parameters expression: Value matched against the label. ...
Syntax of the switch...case Statement switch(expression) {casevalue1:// code block to be executed// if expression matches value1break;casevalue2:// code block to be executed// if expression matches value2break; ... default:// code block to be executed// if expression doesn't match any...
In this section, we shall see one of the most common conditional statements in JavaScript and programming, in general — the if statement. The if statement executes code if a given condition is true. Here's the syntax of an if statement: if (expression) statement; We start with the if ...
JavaScript reference Statements and declarations switch Theswitchstatementevaluates anexpression, matching the expression's value to acaseclause, and executesstatementsassociated with that case. Syntax switch (expression) { case value1: //Statements executed when the result of expression matches value1 [...
Syntaxselection-statement: switch ( init-statementoptC++17 condition ) statementinit-statement: expression-statement simple-declarationcondition: expression attribute-specifier-seqopt decl-specifier-seq declarator brace-or-equal-initializerlabeled-statement: case constant-...
深入瞭解 Microsoft.CodeAnalysis.CSharp.Syntax 命名空間中的 Microsoft.CodeAnalysis.CSharp.Syntax.SwitchStatementSyntax.Accept。