layout: widget title: "ERC20 Balance" date: 2018-09-26 08:30:00 -0500 categories: widgets package: erc20-balance code: html: |

<or-web3>
  Your MBGN Balance is: <b><or-erc20-balance token="0xdde19c145c1ee51b48f7a28e8df125da0cc440be" round="2"></or-erc20-balance></b>
</or-web3>

npm: "@openrelay/erc20-balance"

The <or-erc20-balance> element displays the user's balance of a given ERC20 token.

API

HTML Attributes

• token (required) — The token contract to display the balance of.
• account [default=web3 default account] — The account to display the balance of.
• refresh [default=true] — Whether to refresh the balance on block updates.
• round [default=10] — The number of decimal places to display.

JavaScript Properties

• value — A BigNumber object representing the token balance, adjusted based on the number of decimals for the token (not in base units).
• balancePromise — A promise that resolves after this token's balance has been retrieved from the blockchain.