thirdwebDocs

approvalEvent

Creates an event object for the Approval event.

Example

import { getContractEvents } from "thirdweb";
import { approvalEvent } from "thirdweb/extensions/erc20";
 
const events = await getContractEvents({
contract,
events: [
 approvalEvent({
 owner: ...,
 spender: ...,
})
],
});
function approvalEvent(
  filters: Partial<{ owner: string; spender: string }>,
  readonly inputs: readonly [
    {
      readonly indexed: true;
      readonly name: "owner";
      readonly type: "address";
    },
    {
      readonly indexed: true;
      readonly name: "spender";
      readonly type: "address";
    },
    { readonly name: "value"; readonly type: "uint256" },
  ];
  readonly name: "Approval";
  readonly type: "event";
}>;

Parameters

Optional filters to apply to the event.

Type

let filters: Partial<{ owner: string; spender: string }>;

Returns

let returnType: PreparedEvent<{
  readonly inputs: readonly [
    {
      readonly indexed: true;
      readonly name: "owner";
      readonly type: "address";
    },
    {
      readonly indexed: true;
      readonly name: "spender";
      readonly type: "address";
    },
    { readonly name: "value"; readonly type: "uint256" },
  ];
  readonly name: "Approval";
  readonly type: "event";
}>;

The prepared event object.