api/docs/substrate/storage-known.md

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substrate

These are keys that are always available to the runtime implementation

changesTrieConfig(): u32

• summary: Changes trie configuration is stored under this key.

childStorageKeyPrefix(): u32

• summary: Prefix of child storage keys.

code(): Bytes

• summary: Wasm code of the runtime.

extrinsicIndex(): u32

• summary: Current extrinsic index (u32) is stored under this key.

heapPages(): u64

• summary: Number of wasm linear memory pages required for execution of the runtime.

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