Question

Discuss in detail about Switch statement with an example.

Answer 1

1. The switch statement is used to perform different actions based on different conditions.
2. Switch statement test only for equality.
3. Switch statement executes one case after another till a break statement has appeared or the end of the switch statement is reached.

Syntax;

switch (n)
{
case label 1:
code to be executed if n=label1;
break;
case label 2:
code to be executed If n=label2;
break;
case label3:
code to be executed if n=label3;
break;
…
default:
code to be executed if n is different from all labels;
}

Example;

<?php
$favcolor = “red”;
switch ($favco!or) {
case “red”:
echo “Your favorite color is red!”;
break;
case “blue”:
echo “Your favorite color is blue!”;
break;
case “green”:
echo “Your favorite color is green!”;
break;
default:
echo “Your favorite color is neither red, blue, nor green!”;
}
?>