Android Question get item index from list

[Addo]

how do i get item index from a list without loop i have tried the following

Type Person(name As string, number As Int)
Private persons As List


Dim pritem As person

pritem.name  = "item1"
pritem.number = 0

persons.add(pritem)

persons.IndexOf("item1")

but did not success to return the index

 

[Erel]

Watch the collections video tutorial: https://www.b4x.com/etp.html

Switch to a Map.