Using React’s Key Attribute to remount a Component

Nik Graf details a little trick I also use from time to time: changing the key of a React component to force remount it.

Upon clicking a contact in the list, the active contact’s id is used as the key for the Detail component.

<Detail key={activeContact.id} contact={activeContact} />

Using React’s Key Attribute to remount a Component →

Published by Bramus!

Bramus is a Freelance Web Developer from Belgium. From the moment he discovered view-source at the age of 14 (way back in 1997), he fell in love with the web and has been tinkering with it ever since (more …)

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