I have to find maximum Int key value of myDict HashMap. something like this: Answer You could do this : Api reference : keys, maxOrNull()

You could do this :myDict.keys.maxOrNull()Api reference : keys, maxOrNull()

Find max int key in hashmap kotlin

Hexley21

asked 18 Jan, 2022

val myDict : HashMap<Int, String> = hashMapOf( 0 to "zero", 1 to "one", 2 to "two" )

JavaScript
​x
 
val myDict : HashMap<Int, String> = hashMapOf( 0 to "zero", 1 to "one", 2 to "two" )​

I have to find maximum Int key value of myDict HashMap. something like this:

myDict.getMaxKey() // should be 2

JavaScript
 
myDict.getMaxKey() // should be 2​

You could do this :

myDict.keys.maxOrNull()

JavaScript
 
myDict.keys.maxOrNull()​