docs(virtual-scroll): update virtualTrackBy header (#19508)

This commit is contained in:
Stefanos Anagnostou
2019-11-14 19:23:55 +02:00
committed by Brandy Carney
parent 407db752a0
commit b793214fe1

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@ -82,7 +82,7 @@ how many items should be built. With "approx" property inputs, such as
therefore allowing virtual scroll to decide how many items should be
created.
#### Changing dataset should use `virtualTrackBy`
#### Changing dataset should use `trackBy`
It is possible for the identities of elements in the iterator to change
while the data does not. This can happen, for example, if the iterator