v1.9.21
  • Solutions
    • Multiplatform
    • Server-side
    • Data science
    • Android
  • Docs
  • Community
  • Teach
  • Play
    • Playground
    • Examples
    • Koans
← Docs
kotlin-stdlib / kotlin.collections / AbstractMutableList / contains

contains

Common
1.0
open fun contains(element: @UnsafeVariance E): Boolean
(source)
JS
Native
1.1
open fun contains(element: E): Boolean
(JS source) (Native source)

Checks if the specified element is contained in this collection.

Stay in touch:
  • Contributing to Kotlin
  • Releases
  • Press Kit
  • Security
  • Blog
  • Issue Tracker
  • Brand assets
  • Careers
Kotlin™ is protected under the Kotlin Foundation and licensed under the Apache 2 license.
Supported and developed by JetBrains