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Use the switch statement to select one of many code blocks to be executed. This is how it works: The switch expression is evaluated once. The value of the expression is compared with the values of each case. If there is a match, the associated block of code is executed. If there is no match, the default code block is executed.
The switch statement executes a block of code depending on different cases. The switch statement is a part of JavaScript's "Conditional" Statements, which are used to perform different actions based on different conditions. Use switch to select one of many blocks of code to be executed.
16 lut 2013 · switch ($(item).attr('class')) { // in case the the class of the element is only menu-intro. case 'menu-intro': alert("test"); break; // in case the the class of the element is only menu-intro-second. // or in case the class is menu-intro-third. case 'menu-intro-second': case 'menu-intro-third': alert("test3"); break;
21 lis 2024 · The JavaScript switch statement evaluates an expression and executes a block of code based on matching cases. It provides an alternative to long if-else chains, improving readability and maintainability, especially when handling multiple conditional branches.
6 sie 2021 · In programming, a switch statement is a control-flow statement that tests the value of an expression against multiple cases. This is the basic syntax for a switch statement: The computer will go through the switch statement and check for strict equality === between the case and expression.
Learn how to create a "toggle switch" (on/off button) with CSS. <!-- Rectangular switch --> <!-- Rounded switch --> Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.
25 lip 2024 · 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.
