Documentation » Application Programming Interface

Application Programming Interface

An Application Programming Interface (API) is the formal specification of the library.

•Contract Interaction

•Creating Instances

•ContractFactory

•Creating Instances

•Example: ERC-20 Contract

•Connecting to a Contract

•Meta-Class Methods

•Meta-Class Filters

•ExternallyOwnedAccount

•Accounts Methods

•Blocks Methods

•Ethereum Naming Service (ENS) Methods

•Logs Methods

•Network Status Methods

•Transactions Methods

•Event Emitter Methods

•Inspection Methods

•JsonRpcProvider

•JsonRpcSigner

•JsonRpcUncheckedSigner

•Node-Specific Methods

•API Providers

•EtherscanProvider

•InfuraProvider

•AlchemyProvider

•CloudflareProvider

•Other Providers

•FallbackProvider

•UrlJsonRpcProvider

•Web3Provider

•WebSocketProvider

•Events and Logs

•Transactions

•Application Binary Interface

•Creating Instance

•Coding Methods

•Human-Readable ABI

•Solidity JSON ABI

•ConstructorFragment

•EventFragment

•FunctionFragment

•Creating Instances

•Fragment Access

•Signature and Topic Hashes

•Encoding Data

•Decoding Data

•Specifying Fragments

•Address Formats

•Converting and Verifying

•Contracts Addresses

•Creating Instances

•Byte Manipulation

•Converting between Arrays and Hexstrings

•Array Manipulation

•Hexstring Manipulation

•Signature Conversion

•Random Bytes

•Display Logic and Input

•Encoding Utilities

•Recursive-Length Prefix

•Creating Instances

•Hashing Algorithms

•Cryptographic Hash Functions

•Hashing Helpers

•Solidity Hashing Algorithms

•Other Functions

•Property Utilities

•Other Functions

•Bytes32String

•UTF-8 Strings

•UnicodeNormalizationForm

•Custom UTF-8 Error Handling

•Transactions

•Web Utilities

•Other Libraries

•Ethers ASM Dialect

•Data Segment

•Stack Placeholders

•Evaluation and Excution

•Disassembler

•Abstract Syntax Tree

•Hardware Wallets

•LedgerSigner

•Experimental

•EIP1193Bridge

•NonceManager

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