kotlin-stdlib
Common
JS
Native
kotlin-stdlib
/
kotlin.collections
/
HashMap
/
containsKey
contains
Key
Common
open
override
fun
containsKey
(
key
:
K
)
:
Boolean
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JS
Native
open
override
fun
containsKey
(
key
:
K
)
:
Boolean
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open
override
fun
containsKey
(
key
:
K
)
:
Boolean
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Returns
true
if the map contains the specified
key
.