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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.
8 sie 2021 · switch (text) { case SOME_CONSTANT || ANOTHER_CONSTANT: console.log('Case 1 entered'); break; case THIRD_CONSTANT || FINAL_CONSTANT: console.log('Case 2 entered'); break; default: console.log('Default entered'); }
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.
Execute a block of code based on user input: text = "Banana is good!"; text = "I am not a fan of orange."; text = "How you like them apples?"; text = "I have never heard of that fruit..."; More "Try it Yourself" examples below. The switch statement executes a block of code depending on different cases.
21 lis 2024 · A switch statement allows a program to evaluate an expression and attempt to match the expression's value to a case label. If a match is found, the program executes the associated statement. A switch statement looks like this:
14 lut 2024 · In JavaScript, a switch statement is a control flow statement that evaluates an expression and executes code based on matching cases. It provides a more concise and readable way to handle multiple possible conditions compared to nested if...else statements.
function fruitColor(fruit) { switch(fruit) { case "apple" : result = green; break; case "banana" : result = yellow; break; case "kiwi" : result = green; break; case "plum" : result = red; break; } return result; } var result = fruitColor(plum);
