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ReactJS Loops best practices // Array Index as Key considered harmful
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In this ReactJS lesson, we break down when it's okay to use an index as a key and when it is completely not okay ... and the grey area in between 🌹
Course Page (Professional ReactJS):
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Chapters
0:00 Intro
0:13 No Key Example
0:51 Impure Components
1:30 Pure Components
1:58 Index as Key
2:56 Data-driven Keys
3:59 Pure Component Performance
5:17 Outro
👇 Subscribe + Notification 🔔 for MOORE 👇
🌹 Support 🌹
~
Course Page (Professional ReactJS):
Smash that 👍 and 🔔
Share to spread the love 🤗
Chapters
0:00 Intro
0:13 No Key Example
0:51 Impure Components
1:30 Pure Components
1:58 Index as Key
2:56 Data-driven Keys
3:59 Pure Component Performance
5:17 Outro
👇 Subscribe + Notification 🔔 for MOORE 👇
🌹 Support 🌹
~
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