objective c - UITableView custom begin and end updates animation -

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i have uitableview, want customize animation duration of begin , end update.

if 0.2 want make 0.5. 

[tbl beginupdates]; [tbl reloadrowsatindexpaths:indexpaths withrowanimation:uitableviewrowanimationright]; [tbl endupdates];

above lines animation duration needs slow me.


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