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jlampstack
23,932 PointsIs key a reserved word?
Is 'key' a special word so that React automatically knows this is the ID and is a unique value?
Do we have to use 'key' or can we use anything we like?
2 Answers
Brendan Whiting
Front End Web Development Techdegree Graduate 84,738 PointsYes, it has to be a property called key: https://reactjs.org/docs/lists-and-keys.html#keys
Kevin Gates
15,053 PointsDoes not appear so: https://www.w3schools.com/js/js_reserved.asp
jlampstack
23,932 PointsHi Kevin, reserved for React, not JavaScript. I find it interested this lesson only works if we use 'key' and not with anything else.
jlampstack
23,932 Pointsjlampstack
23,932 PointsThanks for the clarification, what i figured but wanted to be certain.