Quote from: hdtqisg on March 10, 2018, 02:52:58 PM

Quote from: jhimli on March 08, 2018, 09:05:31 AM

Hi , I am new in this blockchain field.. sorry for my ignorance

Try to learn step by step , how Blockchain actually works ..

so One word I found GAS ,, and after google it got this :

Gas is the name for the execution fee that senders of transactions need to pay for every operation made on an Ethereum blockchain,

Can anyone here please elaborate this for me with an example..

For exapmple: If I want to purchase ERC20 token, I have to pay GAS [ or excution fees]

Please help me.

Cheers

You can see more info :
https://ethgasstation.info/index.php
The price of gas that a user offers should generally reflect how fast they want a transaction mined. Most users also want to avoid offering a price this is so low that it will never be mined (or require them to resend the transaction at a higher price). While offering a high gas price can speed up confirmation some, there is a limit to the acceleration. Offering a higher gas price than what is needed for acceptance by all top miners is unlikely to speed up the transaction time further under nomral circumstances.

Hi as per your Link one question is roaming on my mind "What determines the price miners charge for gas? in this section one WORD is there " uncle rate" what is this rate actually