JavaScript Features at a glance

Clicking here will pop up a popup box

At first, it was like this.

Clicking here will change the text content

It starts out black and turns red when clicked.

Clicking here will change the color of the text

Click here to determine whether the input is a number

Click here the document will disappear

Click here to create the variable and display the result.

Click here

Suppose Y=5, calculates x=y+2, and displays the result.

X=y+2=

Click this button to invoke the function with parameters.

Click here

Please click on one of the buttons to invoke the function with parameters.

Click here Click here

If the time is earlier than 12:00, you will receive the greeting "Good Morning".

Click here

Click this button to get a time-based greeting.

Click here

Click this button to get a time-based greeting.

Click here

Click on the button below to show today is the day of the week:

Click here

Clicking on the button below will show a message based on today's date:

Click here

Please enter a number from 5 to 10:

Test input Values

Please click on the button above. The warning box is displayed after 5 seconds.

Please click on the button above. The input box will be timed from 0 onwards.

JavaScript Features at a glance