How to get ethereum contract public variables

0 votes

I want to get bool paused; in my react application without transaction. It is implemented in myetherwallet.com contract gui. How can i do this? If possible i want to do this with mappings too.

Oct 17, 2018 in Blockchain by sabby
 • 4,370 points • 1,978 views

1 answer to this question.

0 votes
You need to use call method, it is evaluated directly on local node without sending transaction to the blockchain.
answered Oct 17, 2018 by Christine
 • 15,790 points

Related Questions In Blockchain

0 votes
2 answers

How to get notified when an event triggers on ethereum smart contract?

Muchas gracias. ?Como puedo iniciar sesion? READ MORE

answered May 2, 2020 in Blockchain by aqowcmbevs
 • 2,408 views
+1 vote
2 answers

How to get airdropped tokens to Ethereum wallet?

You also can use Frewallet This wallet is ...READ MORE

answered Dec 20, 2019 in Blockchain by anonymous
 • 160 points • 1,221 views
0 votes
1 answer

How to get the current state of a smart contract?

Hey, you gotta provide the contract code, and ...READ MORE

answered Aug 1, 2018 in Blockchain by Perry
 • 17,100 points • 1,134 views
0 votes
1 answer

How to get return value from solidity contract?

Once you call a constant function, you ...READ MORE

answered Aug 16, 2018 in Blockchain by slayer
 • 29,370 points • 5,078 views
0 votes
1 answer

Truffle tests not running after truffle init

This was a bug. They've fixed it. ...READ MORE

answered Sep 11, 2018 in Blockchain by Christine
 • 15,790 points • 1,946 views
0 votes
1 answer

Hyperledger Sawtooth vs Quorum in concurrency and speed Ask

Summary: Both should provide similar reliability of ...READ MORE

answered Sep 26, 2018 in IoT (Internet of Things) by Upasana
 • 8,620 points • 1,469 views
0 votes
1 answer

Nodejs Express: Getting different output in console.log and callback

If your getOrderStatus() function is like this: function getOrderStatus(_orderId, callback) ...READ MORE

answered Oct 9, 2018 in Blockchain by Omkar
 • 69,220 points • 517 views
0 votes
1 answer

Solidity geth: Error encountered during contract execution [Bad instruction]

recipes is a dynamic storage array. You need ...READ MORE

answered Oct 15, 2018 in Blockchain by Omkar
 • 69,220 points • 1,487 views
0 votes
1 answer

How to detect if an ethereum address is an ERC20 token contract?

There are many possible ways to achieve ...READ MORE

answered Sep 25, 2018 in Blockchain by Christine
 • 15,790 points • 7,425 views
0 votes
1 answer

How to make sure transactions take no fee in a private Ethereum blockchain?

In a private ethereum network you have ...READ MORE

answered Mar 26, 2018 in Blockchain by Christine
 • 15,790 points
edited Mar 26, 2018 by Christine • 1,594 views
webinar REGISTER FOR FREE WEBINAR X
REGISTER NOW
webinar_success Thank you for registering Join Edureka Meetup community for 100+ Free Webinars each month JOIN MEETUP GROUP
"PMP®","PMI®", "PMI-ACP®" and "PMBOK®" are registered marks of the Project Management Institute, Inc. MongoDB®, Mongo and the leaf logo are the registered trademarks of MongoDB, Inc.