WebJavaScript switch 语句 switch 语句用于基于不同的条件来执行不同的动作。 JavaScript switch 语句 请使用 switch 语句来选择要执行的多个代码块之一。 语法 [mycode3 type='js'] switch(n) { case 1: 执行代码块 1 break; case 2: 执行代码块 2 break; default: 与 c.. Web19 dec. 2011 · There's a common use-case where you have multiple case statements in a row with no intervening code: switch (foo) { case 0: case 1: doSomething (); break; case …
ループと反復処理 - JavaScript MDN - Mozilla Developer
Web4. 今日のリアル Q&A から. switch に対する default が最初に記述されているソースコードを見かけました。. どのように動くのでしょうか?. void func (int setting) { switch (setting) { default: case 0: foo (); break; case 1: bar (); break; case 2: baz (); break; } } また、このような記述をし ... Web5 apr. 2024 · switch. The switch statement evaluates an expression, matching the expression's value against a series of case clauses, and executes statements after the first case clause with a matching value, until a break statement is encountered. The default clause of a switch statement will be jumped to if no case matches the expression's value. fruit drop is prevented by spraying
ループと反復処理 - JavaScript MDN - Mozilla Developer
Web6 aug. 2024 · Using a switch statement can be an alternative to an if else statement. A switch statement compares the value of an expression to multiple cases. switch statements will check for strict equality. In this example, since "2"!== 2, the default clause will execute. switch (2) { case "2": console.log ("Number 2 in a string"); break; case "3 ... Web25 apr. 2024 · Here the switch starts to compare a from the first case variant that is 3. The match fails. Then 4. That’s a match, so the execution starts from case 4 until the nearest … Web21 mar. 2024 · この記事では「 【JavaScript入門】Switch文で条件分岐する方法(default/break) 」といった内容について、誰でも理解できるように解説します。この記 … gic rate calgary