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Questions - ether

Get Pancake Swap's Old Pair PairCreated Event

I am trying to read Past Event for Pancake Factory Address. But i dont get response. var contractInstance = new web3.eth.Contract(abi, "0xcA143Ce32Fe78f1f7019d7d551a6402fC5350c73"); contrac...
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IG USER

javascript

web3js

ether

bsc

pancakeswap

Votes: 0

Answers: 1

Latest Answer

Maybe no CreatePair events from 0xa5dd1b661fc1ea194db427cf12aa3cd715312a84 ? try this form without filter: var contractInstance = new web3.eth.Contract(abi, "0xcA143Ce32Fe78f1f7019d7d551a6402fC53...
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lesnik

ERC721 Contract: 1 ether = 1 token for network deployed on?

I am new to Solidity and looking over an ERC721 NFT contract. I see in the code they set variables of prices to things like uint256 public MINT_PRICE = 1.5 ether;. Does this mean that the price would ...
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Mike Wilcox

ethereum

blockchain

solidity

smartcontracts

ether

Votes: 0

Answers: 1

Latest Answer

calculations are done in the base units for a token. uint256 public MINT_PRICE = 1.5 avax; People uses "ether" for placeholder Note that gas fees are always paid in "ether" if...
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Yilmaz

Set gas limit on contract method in ethers.js

Problem I am trying to use a method of a contract on the test network (ropsten), but it fails due to this error: reason: 'cannot estimate gas; transaction may fail or may require manual gas limit', c...
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Gh05d

javascript

ethereum

ethers.js

ether

Votes: 0

Answers: 4

Latest Answer

You can make a helper function to increase gas limit by a certain amount: const increaseGasLimit = (estimatedGasLimit: BigNumber) => { return estimatedGasLimit.mul(130).div(100) // increase by 30...
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irondsd

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