It is used to perform different actions on different conditions.
How does it works??
– switch expression is classified once & value of expression is compared with values of each case. The associated block of code is executed if there’s a match.
<!DOCTYPE html> <html> <body> <p id="ex"></p> <script> var day; switch (new Date().getDay()) { case 0: day = "Sunday"; break; case 1: day = "Monday"; break; case 2: day = "Tuesday"; break; case 3: day = "Wednesday"; break; case 4: day = "Thursday"; break; case 5: day = "Friday"; break; case 6: day = "Saturday"; } document.getElementById("ex").innerHTML = "Today Is " + day; </script> </body> </html>
Output :