Questions tagged [web3.php]

A php interface for interacting with the Ethereum blockchain and ecosystem. Native ABI parsing and smart contract interactions.

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How can I transfer tokens of my ERC20 automatically from the server?

I deployed an ERC20 contract. I want to send tokens to other addresses without my manual sign. How can I transfer tokens from my wallet automatically from the server? (via php for example) Thanks.
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1answer
32 views

Can we use both centralized and decentralized approach for developing DAPP?

I saw a dapp using Decentralized approach for the buying and selling ERC20 Tokens ..But there's no proof of using the functions defined in smart contract in the web3js library.How is that possible ?.....
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1answer
121 views

Why does some of the DAPP uses PHP and how would they do so?

I always wonder how come many DAPPS uses PHP extension at the end of the filename and how did they do so ?? There is slighlty possibility that they are using the Web3PHP library to interact with the ...
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1answer
410 views

How to estimate gasLimit of ERC20 contracts in web3.php project?

I am using web3.php project in my Ethereum based project. A part of this project is sending ERC20 tokens, and in this regard, I need to estimate gas limit of transaction. For this purpose, I found the ...
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410 views

Web3 library to use with Laravel [duplicate]

Is there some library like web3.js or ethers.js but in PHP to use with Laravel? (Which code is hopefully maintained) Or is PHP just the strongest choice possible I want to work with web3?
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371 views

web3.php - How to call a contract function that mutates states?

I'm creating web3 instance $web3 = new Web3( new HttpProvider( new HttpRequestManager( config('infura....
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1answer
230 views

Erc-20 Token Send Transaction

I want some Information about Erc-20 Transactions. I want to transfer Erc-20Token from first wallet to a second wallet, I have Privet Key, But I want to transfer with Api, So How can I transfer the ...
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1answer
901 views

Generate wallet public and private key using web3 PHP

I am using this to get public key: https://github.com/sc0Vu/web3.php#assign-value-to-outside-scopefrom-callback-scope-to-outside-scope I am in need of to get the public and private key using PHP ...
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2answers
1k views

How to connect with public Ethereum Blockchain on a backend/web server?

In the backend of a Web application I have to communicate with the public Ethereum Blockchain. On local development machine, I run ganache as testrpc and connect with such a line of code: web3 = new ...
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1answer
145 views

My web3.php installation question

How can I install web3.php? Can I use shared hosting to run it or I must use vps, if I use vps I must use root to install web3.php? Thanks.