PHP code example of logicalsteps / async

1. Go to this page and download the library: Download logicalsteps/async library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

logicalsteps / async example snippets



eb3\Web3; //installed with `composer eb3 = new Web3('http://localhost:8545');
    $eth = $web3->eth;
    $eth->accounts(function ($error, $result) use ($eth, $accountNumber) {
        if ($error) {
            return;
        }
        $accounts = $result;
        $eth->getBalance($accounts[$accountNumber], function ($error, $result) {
            if ($error) {
                return;
            }
            var_export((int)$result->value);
        });
    });
}

balance(0);


function balance($accountNumber)
{
    $web3 = new Web3('http://localhost:8545');
    $eth = $web3->eth;
    $accounts = $eth->accounts();
    $balance = $eth->getBalance($accounts[$accountNumber]);
    return (int)$balance->value;
}

var_export(balance(0));


use LogicalSteps\Async\Async;
use Web3\Web3;

function balance($accountNumber)
{

    $web3 = new Web3('http://localhost:8545');
    $eth = $web3->eth;
    $accounts = yield [$eth, 'accounts'];
    $balance = yield [$eth, 'getBalance', $accounts[$accountNumber]];
    $value = (int)$balance->value;
    return $value;
}

Async::await(balance(0))->then('var_export');