How to check the token of Ethereum erc20

1.

in order to create erc20 token, you need to write down the following contents

1. token name
2. token symbol
3. token decimal
4. number of tokens is in circulation
5. Contract
6. code verification source code

in addition to erc20, there are erc20, erc721, erc223, erc621, erc827, But for erc721, by the way, erc721 is a protocol mainly used for blockchain games. The blockchain games you often see are basically based on erc721

2. Ethereum is an open source public blockchain platform with smart contract function. It provides decentralized virtual machine (Ethereum virtual machine) to process point-to-point contract through its special cryptocurrency ether (also known as "Ethereum"). The concept of Ethereum was first proposed by vitalik buterin, a programmer, from 2013 to 2014, inspired by bitcoin, to the effect of "next generation cryptocurrency and decentralized application platform". It began to develop through ICO crowdfunding in 2014
Ethereum is not only a database, it also allows you to run programs in the trusted environment of the blockchain. Ethereum has built a virtual machine named EVM (Ethereum virtual machine) on the blockchain. EVM allows code to be verified and executed on the blockchain, providing guarantee for code to run in the same way on everyone's machine. These codes are included in the smart contract. In addition to tracking the account balance, Ethereum uses the same method to save the EVM status on the blockchain. All nodes process the smart contract to verify the integrity of the contract itself and its output.

3. No, dog coin has its own block. Before recharging, the customer service of Zhongyuan gave me a screenshot, which is the interface of dogcoin block browser. Later, it was found that it had its own block.

4. After giving birth to the baby, the body is more empty at the beginning. It is suggested to adjust after a while. Generally, it will be two or three months after returning to the previous state. The center of confinement is relatively better

5. Payment address, you can find it, as long as there is electricity and telephone

6. It's 1:1. The value is the same. The assets won't shrink. It's very good

7. Step 1: enter the interface and set a password, which is used to log in the wallet. Step 2: download the key file (a document at the beginning of UTC). Don't lose this file. This is the key file for you to open the wallet. Generally speaking, it is the key for you to log in to the door of the wallet. The registration and login of etherwallet and ICO investment tutorial are good. It only takes two steps to register the wallet. Next, how to log into myetherwallet. Step 1: click [send Ethernet coin / send token] step 2: log in with [keystorefile (UTC / JSON)] (other login methods are OK, you can choose this one), and then [Select wallet file], find the document that you saved before starting with UTC, enter the password you set before, and click [unlock]. The registration and login of etherwallet and ICO investment tutorial are OK. Congratulations on learning how to register and login. How to use Ethereum web wallet myetherwallet to invest in ICO project. Here I put it in a picture. First, you have to have ether. Left: it's your Ethernet address. You can withdraw the Ethernet from the exchange to this address. Right side: the address of the project side.

8. Open safegem hot wallet app -- & gt; Click erc20 -- & gt; Click the currency to be added - & gt; Scan activation QR code with Anbao hot Wallet - & gt; Currency added successfully.