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This document discusses the JavaScript switch case statement. It begins with an introduction explaining that a switch statement evaluates an expression and executes the code for the matching case.
- Javascript - Switch Case: Flow Chart | PDF | Control Flow | Systems ...
An example is given to demonstrate a basic switch case. The...
- Javascript - Switch Case: Flow Chart | PDF | Control Flow | Systems ...
Syntax. The objective of a switch statement is to give an expression to evaluate and several different statements to execute based on the value of the expression. The interpreter checks each case. against the value of the expression until a match is found.
The JavaScript Switch Statement. Use the switch statement to select one of many code blocks to be executed. Syntax. switch (expression) { case x: // code block. break; case y: // code block. break; default: // code block. } This is how it works: The switch expression is evaluated once.
An example is given to demonstrate a basic switch case. The document discusses the switch case statement in JavaScript. It explains that switch case can handle multiway branches more efficiently than multiple if/else if statements, especially when all branches depend on a single variable.
The JavaScript switch statement executes different blocks of code based on the value of a given expression. In this tutorial, you will learn about the JavaScript switch statement with the help of examples.
6 sie 2021 · Example of Switch Statements in JavaScript. In this example, we are comparing "oboe" to the cases. "oboe" would match the third case clause and would print to the console "I play the oboe". switch ("oboe") { case "trumpet": . console.log("I play the trumpet"); break; case "flute": .
9 kwi 2021 · The JavaScript switch keyword is used to create multiple conditional statements, allowing you to execute different code blocks based on different conditions. The code below shows you a switch statement in action: var score = 20; switch(age){ case 10: console.log("Score value is 10"); break; case 20:
