function isEthereumAddressimport { isEthereumAddress } from "https://dotland.deno.dev/x/deno_validator@v0.0.5/mod.ts"; isEthereumAddress(str: string)Parametersstr: stringimport isEthereumAddressimport { isEthereumAddress } from "https://dotland.deno.dev/x/deno_validator@v0.0.5/mod.ts";