Questions tagged [airdrop]
The airdrop tag has no usage guidance.
0
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2answers
26 views
Will 'x.send(amount)' revert if 'x' is a contract with a fallback function which reverts?
I know that x.transfer(amount) reverts if either one of the following two scenarios takes place:
There is not enough ether in the calling contract, i.e., amount > address(this).balance
Variable x ...
2
votes
1answer
29 views
Burn the rest of the token after airdrop is complete
I have started to develop blockchain and learn solidity.
I tried making a smart contract with the 200M supply, the creator only held 50M of the total supply and the rest was in the smart contract for ...
1
vote
3answers
61 views
Which ways of distribution of Tokens are being used beside ICO/STO?
Assume, I've created my own ERC-20 Token and published it to the Ethereum Blockchain. By doing so I also got access to all of the initially created tokens.
If I'd like to distribute them, the only ...
0
votes
1answer
27 views
Supply amount exceed total supply! Why the quantity supply shown 1.00 E+59
the quantity amount over the total supply, shown 1E +59
Airdrop solidity code maybe got something problem, does someone had idea??
Can't check for token Holder, "Sorry, We Are Unable To Generate The ...
0
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1answer
26 views
How to save and retrieve the investors address in a crowdsale contract
I am writing a ICO code which should have the following functionalities
To save the address of every investor and
To retrieve all the investors address and the amount invested
Question
What is the ...
1
vote
1answer
26 views
Token transfer is not working
I am trying to transfer a token from a token contract. the control reaches till the point where I have the transfer statement later it fails. I do not understand why it is failing. I made sure the ...
2
votes
2answers
349 views
Any quick, easy ways to convert ERC-20 tokens?
Are there any quick ways to convert my Airdrop ERC-20 tokens from various old ETH wallets to ETH/BTC...? Looks like I've got a few hundred $ kicking around in old Airdrop tokens.
I've seen a few ...
1
vote
0answers
31 views
Is there a more elegant way to do an aggressive multi-send?
I understand there are many approaches to do multisend but for me timing is a priority and I do not want to stop the transaction if a address.send fails.
function multiSend() internal isAdmin {
...
1
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1answer
59 views
What should be optimal gas limit and gas price for 80 addresses airdrop?
This is my airdrop function:
mapping (address => bool) public airdrops;
function airdropTokens(address[] _recipient, uint256[] _tokens) public onlyOwner{
uint airdropped;
for(uint256 i = 0; i< ...
1
vote
0answers
27 views
“Error: gas required exceeds allowance or always failing transaction” for simple AirDropper contract
I try to use simple AirDrop contract taken from https://github.com/omisego/airdrop/blob/master/contracts/Airdropper.sol -
https://gist.github.com/Gim6626/083d556e0a41da5172de0c49ffd64577 .
It ...
3
votes
2answers
221 views
ERC20 transfer reverts when called from one smart contract
I have an ERC20 token MyToken which seems to be working fine. I have another smart contract AirDrop, that is supposed to distribute MyToken. The sendTokens() method takes an array of addresses, and an ...
1
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0answers
99 views
Is http://zrx.plus a legit site to claim my 0x exchange tokens? [closed]
Is http://zrx.plus/ a legit site to claim my 0x coins? What are some precautions to have before claiming my air drop?
2
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0answers
49 views
Gas Estimation Failed for Airdrop for sending Tokens to Multiple Addresses using Remix
I have deployed a Crowdsale contract and now I need to send my Tokens to a list of addresses using remix and injected web3.
I am using below code for Airdrop but when I send tokens to multiple ...
0
votes
1answer
124 views
How to send multiple ERC20 tokens
There are about 2k ethereum addresses I'm supposed to send my ERC20 token to.
Doing this manually is a no no.
I've searched to and fro to no but most of the tutorials are not detailed enough.
So can ...
0
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0answers
60 views
How can I create a smart contract which airdrops ERC 20 tokens to user?
I want to create a smart contract which airdrops ERC 20 tokens to registeres & verified user.
What would be the procedure for this?
Is it necessary for me to pay the gas fees for airdropping ...
1
vote
1answer
146 views
Solidity airdrop exiting with REVERT opcode
I work on solidity airdrop contract. I tested the contract in ropsten testnet
https://ropsten.etherscan.io/address/0xc91cc586a0f4b08df677b0b0ef3e1e96cea9a1b2#tokentxns
Our goal is working multisend ...
5
votes
3answers
938 views
Who has access to ethereum 0x0000000000000000000000000000000000000000 address?
Who own ethereum 0x0000000000000000000000000000000000000000 address? I have received some 0Chain token from this address. I know this is a genesis address but who can access it?
1
vote
1answer
25 views
Do I need different etherium adresses for every airdrop?
I want to register in some airdrops.
I need to type same etherium address in all airdrops or I need to create new account in metamask so I have different etherium address for every airdrop ?
0
votes
1answer
155 views
Airdrop Gas Considerations
Let's say I want to airdrop various amounts of an ERC20 token to 10,000 different wallets.
How/Why is a smart contract that handles the airdrop in batches (as described here) is cheaper in gas than ...
0
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1answer
350 views
Thoughts about implementing masternodes in a ERC20 Token
I am developing a cryptocurrency on top of ethereum blockchain that will have some sort of rewarding features for the large hodlers of the coin.
I know two ways of doing that:
Airdrop - like Pundi X ...
0
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0answers
143 views
How to use Airdrop Contract Code
I want to use the airdrop contract added in this question: Unable to check Airdropped Tokens
I need a little guide on how to add the amount of token to send.. for this, I want to send every user the ...
1
vote
1answer
144 views
how to implement an airdrop function inside a smart contract
I have a Erc20 token X and an Smart Contract A
Smart Contract A contains 1000 X Tokens.
How can an User get an defined amount of X Tokens from this Smart Contract? (something like an Airdrop)
So ...
0
votes
1answer
106 views
Airdrop function executing but balances not updating
I created the following code for token generation and airdrop. The token generation is working. I am able to execute the Drop() function (and got confirmations of contract execution) but the token ...
0
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2answers
95 views
Airdrop token code not working
I have this code to send a multi-transaction of token in a short airdrop
pragma solidity ^0.4.18;
contract ERC20 {
function transfer(address _recipient, uint256 _value) public returns (bool
...
0
votes
1answer
63 views
Spoon vs fork vs airdrop
Can someone explain the exact differences between the three?
I'm most familiar with the fork, where the rules of generating blocks change creating a fork where miners can choose to follow the old ...
0
votes
3answers
1k views
HOW TO AIRDROP TOKENS SUCCESSFULLY
Hi guys quick and simple question....
i have the script for airdropping tokens, all i need is to know what and how to input these value on the drop section of remix script:token,recipient,values.
...
2
votes
1answer
157 views
airdrop functionality
what is the functionality of use of "Airdrop" in smart contract, have seen many where result pop-up "adding airdrop in already deployed smart contract" as far as my knowledge once smart contract is ...
0
votes
1answer
91 views
my solidity airdrop contract don't works
I works in a last 3 days on solidity airdrop smart contract , i tried it on rinkeby but don't work. i try several time but fail and i dont know why.
Here my last fail TX
A total of 86 steps found. ...
2
votes
1answer
1k views
What is a Erc20 (UBT) token I received in my wallet according to EtherScan?
I look in my EtherScan and it says that 5 days ago and 10 in value I received a token called Erc20(UBT) and I click on it, it's a Universal Bonus Token that came from an address = 0x00000000000... ...
0
votes
1answer
406 views
Script to Airdrop ERC-20 token
I've created a token on testnet out of curiosity. Token was created I'm able to transfer token to other testnet wallet I created.
I'm interest to run an airdrop to all of this testnet wallet but I'm ...
2
votes
1answer
574 views
Parsing Ethereum Blockchain into SQL
We're looking to do an airdrop to all Ethereum wallets with a balance of .1 ETH or greater, but are having a hard time capturing the balances of every wallet in a quick fashion. We're trying to use ...
1
vote
1answer
400 views
Airdrop cost optimization
I am planning an airdrop of an ERC20 mintable token created through a crowdsale contract based on Open Zeppelin.
Now what I am wondering, is what would be the cost effective way of adding an airdrop ...
1
vote
2answers
362 views
Do we have an API for airdrop
I am creating an news app which will show the ICO and Airdrop details. Is there is any API for Airdrop news ?
1
vote
1answer
41 views
Incorrect Values for total supply/distributed amount
I am working on releasing a token on Eth and have been tinkering with some code to allow the token to be claimed via people sending 0 eth to the contract address.
So far I have managed to implement ...
2
votes
2answers
734 views
Distribute token to multiple address not working
I have this smart contract to send tokens to multiple addresses:
pragma solidity ^0.4.18;
contract ERC20 {
function transfer(address _recipient, uint256 _value) public returns (bool success);
}
...
0
votes
0answers
198 views
Airdrop with ERC20 Token [duplicate]
What I’m trying to determine is if we create a new ERC20 token and group to distribute 10,000 wallet addresses as part of an airdrop campaign when the token is launched, can we avoid paying gas for ...
5
votes
2answers
1k views
best practice for airdrops and gas usage
I tried to write an airdrop contract which takes a list of recipients and a list of balances and then can be commanded to airdrop all at once. With code below I can launch a single transaction able to ...
4
votes
1answer
873 views
The most cost effective way to perform an Airdrop of tokens
I am doing a project where I create a token and try to airdrop it to as many people as possible. The challenge is to figure out the most cost-effective way to do so.
I had two options:
Create a "...
3
votes
3answers
2k views
Can the total supply of a token be increased after deployment?
Non-developer here. I have just read Pundi X's blog post about their proposed forthcoming token split and I am curious about how they could implement this:
https://medium.com/pundix/rc-request-for-...
2
votes
1answer
886 views
How to call & use ERC20 airdrop smartcontract
I'm using remix solidity browser compiler.
I deployed this code for an AirDrop smart contract:
https://pastebin.com/kzYxmEab
I used the same address to create/deploy the Airdrop contract as was used ...
1
vote
1answer
2k views
Adding Airdrop functionality to an already deployed erc20 smart contract [duplicate]
How can you add airdrop functionality to an already deployed smart contract on the mist wallet?
0
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2answers
1k views
Why MetaMask always asking high gas price? which one can i use alternative to metamask for token distribution?
While i am distributing tokens i am using a special contract to airdrop the tokens to multiple addresses at a time but metamask is demanding high gas prices which costs me huge am always ...
1
vote
0answers
185 views
How to send tokens from an existing contract to multiple people (will reward with $20 in eth) [duplicate]
EDIT: This question is not a duplicate. I am asking for someone to walk me through the entire process of distributing my token to multiple individuals. I am entirely new to coding and as such have ...
0
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1answer
2k views
Airdropping ERC20 Tokens to multiple addresses in a single transaction
done , wrong question.
better to use this
contract ERC20 {
function transfer(address _recipient, uint256 _value) public returns (bool success);
}
contract Airdrop {
function drop(ERC20 token, ...
0
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2answers
1k views
Unable to check Airdropped Tokens
I used Mist Wallet (Rinkeby Network) to try this.
Have created a contract same as given here. For the sake of quick understanding, am pasting it below. I created this contract from the same owner ...
