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Learn Install GitHub

1. Welcome
2. Your First Program
3. Declarations
4. Everyday Types
5. Structs And Classes
6. Functions And Callables
7. Lifetimes And Allocation
8. Pointers And Conversion
9. Errors And Cleanup
10. Names And Symbols
11. Enums And Newtypes
12. Interfaces
13. Generics
14. Iterators
15. Async And Await
16. Standard Library
17. Native Interop
18. Expressions Reference
19. Attributes And Metadata

1. campc Command Line
2. Build Files And Pragmas
3. Package Management (Experimental)
4. Targets And Native Builds
5. Artifacts, Cache, And Output Layout
6. Metadata JSON
7. Dumps, Diagnostics, And Introspection
8. Language Server And Editor Tooling
9. Standard Library Build Integration
10. Debug Adapter And VS Code Debugging

Standard Library API

Overview

Classes

Console
HashMap<K, V>
HashSet<K>
HeapAllocator
List<T>

Structs

Assertion
Date
DateTime
FileOptions
HashPolicy<K>
OffsetDateTime
TimeOfDay

Interfaces

Allocator

Enums

FileAccess
FileMode
IoError
Weekday

Newtypes

ACharReader
ACharWriter
ByteReader
ByteWriter
CharFormatter
CharReader
CharWriter
FileHandle
Instant
TimerHandle
TimeSpan
UtcOffset
WCharReader
WCharWriter

Functions

Constants

Overview

HashSet.contains

Language Guide 1. Welcome 2. Your First Program 3. Declarations 4. Everyday Types 5. Structs And Classes 6. Functions And Callables 7. Lifetimes And Allocation 8. Pointers And Conversion 9. Errors And Cleanup 10. Names And Symbols 11. Enums And Newtypes 12. Interfaces 13. Generics 14. Iterators 15. Async And Await 16. Standard Library 17. Native Interop 18. Expressions Reference 19. Attributes And Metadata

Compiler Guide 1. campc Command Line 2. Build Files And Pragmas 3. Package Management (Experimental)4. Targets And Native Builds 5. Artifacts, Cache, And Output Layout 6. Metadata JSON 7. Dumps, Diagnostics, And Introspection 8. Language Server And Editor Tooling 9. Standard Library Build Integration 10. Debug Adapter And VS Code Debugging

Standard Library API Overview Classes Console HashMap<K, V>HashSet<K>HeapAllocator List<T>Structs Assertion Date DateTime FileOptions HashPolicy<K>OffsetDateTime TimeOfDay Interfaces Allocator Enums FileAccess FileMode IoError Weekday Newtypes ACharReader ACharWriter ByteReader ByteWriter CharFormatter CharReader CharWriter FileHandle Instant TimerHandle TimeSpan UtcOffset WCharReader WCharWriter Functions Constants

Package APIs Overview

HashSet.contains

Back to HashSet<K>

bool contains(in K key)

Returns true when the key is present.

Parameters

in K

key

Generated with campc v0.4.0-preview.1+d50446ef951a6ed675f7086cf093dbc993f0041b.

Camp is a modern native programming language with durable foundations.

Language Guide Compiler Guide Compiler Source