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data = web3.utils.sha3('balanceOf(address1)').slice(0,10) + randomstring.generate({ length:24, charset:'0'}) + address1.substring(2);

web3.eth.call({to : config.ContractAddress, data : data}).then((result) =>{ console.log("bbbbbbbbb", result);}).catch((e) =>{ console.log("eeeeeeeeeee" , e); });

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  • i am using this contract function to find the balance of token but every time it reurn 0x . i dont know what is going wrong . i want to learn more about how to set data field to calculate the token balance
    – rahul_eth
    Mar 10, 2018 at 13:25
  • In your sha3 expression try 'balanceOf(address)' (i.e. omit the 1) - this should give you the correct ABI.
    – benjaminion
    Mar 11, 2018 at 6:51

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