Add an email link — practice exercise

What you'll be asked to do

1. 1.Add an email linkexercise · easy · 10 min

   Link "Email us" to hello@example.com using mailto.

   Passes when: Link "Email us" to hello@example.com using mailto.

2. 2.Prefill a subjectexercise · easy · 10 min · practice plan

   Add a mailto link with the subject "Hello".

   Passes when: Add a mailto link with the subject "Hello".

3. 3.Show the address as the textexercise · easy · 10 min · practice plan

   Use the address itself as the visible link text.

   Passes when: Use the address itself as the visible link text.

4. 4.Add a phone linkexercise · easy · 10 min · practice plan

   Link a phone number using the tel scheme.

   Passes when: Link a phone number using the tel scheme.

5. 5.Combine subject and bodyexercise · medium · 10 min · practice plan

   Add a mailto link with both a subject and a body.

   Passes when: Add a mailto link with both a subject and a body.

6. 6.Fix the missing mailto schemebug fix · easy · 8 min

   Without mailto: this is treated as a relative page.

   Passes when: Without mailto: this is treated as a relative page.

7. 7.Fix the space in the schemebug fix · easy · 8 min · practice plan

   There must be no space after mailto:.

   Passes when: There must be no space after mailto:.

8. 8.Fix the wrong separatorbug fix · easy · 8 min · practice plan

   The subject parameter needs a ? not a slash.

   Passes when: The subject parameter needs a ? not a slash.

9. 9.Fix the tel schemebug fix · easy · 8 min · practice plan

   Phone links use tel:, not phone:.

   Passes when: Phone links use tel:, not phone:.

10. 10.Fix the empty email linkbug fix · easy · 8 min · practice plan

    The link has a scheme but no address.

    Passes when: The link has a scheme but no address.

Between them these tasks cover mailto links and Prefilled subjects.

Looking for a different chapter? See every practice set, or switch to the interview theory questions.