Chapter 2: Element collections and properties

15 tasks , 1 challenge and 1 summary

Learn more about element collections and the for of loop. Learn how to use properties to get data and manage elements. Create pop-up tooltips and validate forms.

Check the pop-up tooltips Task

The querySelectorAll Method and Collections Task

Address the elements in the collection by index Task

Add handlers to both buttons Task

Get the value of the data attribute Task

Output the tooltip text to the page Task

Include the script in another page Task

The for of Loop Task

Add the handler using the loop Task

The oninput Event Handler Task

The Length Property, Calculating the String Length Task

Compare the numbers Task

The disabled Property, Locking the Button Task

Add the branch else Task

Reset the character counter to zero Task

Summary of “Element Collections and Properties” Summary

Test: Virtual keyboard Challenge