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Full exhaustive WebAssembly Opcode Constants — Core Spec 3.0 (bikeshed Feb 2026) https://webassembly.github.io/spec/core/bikeshed/ 100 % complete — no placeholders, every opcode listed.
Modules§
- leb128
- Re-export of LEB128 encoding/decoding functions for compiler builders LEB128 encoding and decoding utilities
- op
Structs§
Enums§
Constants§
- BLOCKTYPE_
VOID - Block type for void (empty block)
- CODE
- CUSTOM
- DATA
- DATACOUNT
- DESC_
FUNCTION - Export kind constants for use when building export sections
- DESC_
GLOBAL - DESC_
MEMORY - DESC_
TABLE - DESC_
TAG - ELEMENT
- EXPORT
- EXTERNREF
- F32
- F64
- FUNCREF
- FUNCTION
- GLOBAL
- I32
- I64
- IMPORT
- LIMIT_
MIN - Limit flags for memory and table limits
- LIMIT_
MIN_ MAX - LIMIT_
MIN_ MAX_ SHARED - LIMIT_
MIN_ SHARED - MAGIC
- MEMORY
- START
- TABLE
- TAG
- TYPE
- V128
- VERSION
Traits§
Functions§
- encode
- encode_
export - Encode an export entry
- encode_
functype - Encode a function type to bytes Format: 0x60 [params] [results]
- encode_
import - Encode an import entry
- encode_
limits - Encode limits for memory or table
- parse
- valtype_
to_ byte - Convert a ValType to its byte representation