注意: このページはまだ日本語に翻訳されていません。以下は英語の原文です。 
function resolveAddress(target): string | Promise<string>
Resolves to an address for the target, which may be any supported address type, an Addressable or a Promise which resolves to an address.

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Parameters

ParameterTypeDescription
targetAddressLikeThe target to resolve to an address.

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Returns

string | Promise<string> The resolved address.

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Example

addr = '0x6B175474E89094C44Da98b954EedeAC495271d0F';

// Addresses are return synchronously
resolveAddress(addr, provider);

// Address promises are resolved asynchronously
resolveAddress(Promise.resolve(addr));

// Addressable objects are resolved asynchronously
contract = new Contract(addr, []);
resolveAddress(contract, provider);

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Source

address/checks.ts:87