SUN Network DAppChain Developer Documents: Asset Approve

TRON DAO
1 min readAug 27, 2019

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Before depositTrc20 and depositTrc721, you should call the approve function.

approveTrc20

Approve TRC20 token

// format
sunWeb.approveTrc20(num, feeLimit, contractAddress, options);

// example
sunWeb.approveTrc20(10000, 10000000, 'TGKuXDnvdHv9RNE6BPXUtNLK2FrVMBDAuA');

Arguments

approveTrc721

Approve TRC721 token

// format
sunWeb.approveTrc721(id, feeLimit, contractAddress, options);
// example
sunWeb.approveTrc721(100, 10000000, 'TUxDmFbEceGgjWCb6rLVcrFgnsWwofPdPq');

Arguments

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