Ethereum: How to batch multiple calls through a single function?

Total more calls through one function: Smart approach to contract

When building smart contracts on Ethereum Blockchain, developers often face the challenge of implementing monolithic functions that perform complete tasks when users called. In this article, we will explore how to incorporate more calls through one function using a combination of smart contracts techniques.

Problem with monolithic functions

Monolithic functions are designed to handle a particular task when performed by a user. However, total more calls into one function can lead to a problem with performance and increased complexity. For example:

* Gas ​​Consumption : Each call has gas costs, which can be quickly summed up if users submit more requests.

* Increased complexity : With more complex functions, the contract becomes more difficult to maintain and remove errors.

Solution: Batch calls one function

To solve these problems, we will implement the series mechanism using one function. This approach allows us to:

  • Batch more calls : We will do one function that accepts more entrances and executes them consecutively.

  • Optimize gas consumption : By connecting the call we can reduce the number of gas costs that each user was created.

Contract structure

Our contract will consist of three main functions: Batchcall,make function andHandleerror. The Batchcall function accepts multiple entrances, while ‘Executefunction manages the actual execution. The Handeerror function is used to process all the mistakes that can occur during the charm.

Strength

Pragma Solidity ^0.8.0;

Batchcall contract {

// Maping of entry addresses to their values

mapping (address => nint256) public inputs;

// string of entry values

Nint256 [] public values;

// Current index for the input string

NAint256 StruitiSindex = 0;

// event that is broadcast when the series is successfully executed

Batchcalexeded (indexed address user, indexed address indexed address);

// Function to perform one function at a specific address

Executefunction function (Callfunction) Public {

Input [callfunction] = values ​​[current];

Currentindex ++;

Iche

// Function to enter more calls to one execution

Batchcall function

// Check the lengths of the input series and their content

Demand (inputaddress.length == vals.length, “the lengths of the input series do not match”);

Demand (vals.length == values.length, “the lengths of the input series do not match”);

// Batch all calls to one execution

for (nint256 i = 0; i

Input [inputdresses [i] = Valays [i];

Iche

// perform a built -in function at each input address

for (address user in inputaddresses) {) {

Executefunction (user);

Iche

Iche

// event that is broadcast when the series is successful

Batchcalexeded (indexed address user, nint256 [] memory entrances);

// Mechanism for handling errors

Error Batchcallerror (string memory message);

Iche

`

Example uses the case

To show the effectiveness of our approach to the series, let's create a simple example using two input addresses and two strings of values.

Strength

Batchcall (address [] memory intake ofdresses, nint256 [] MEMORIA VALARRAY) Public {

// perform each group function at another address

for (address user in inputaddresses) {) {

Executefunction (user);

Iche

// Treat all mistakes that may occur during the series

Handleerror (“Error in the Series of Call”);

Iche

Error Batchcallerror (String Memorial Message) Public {

Batchcalexeded (msg.


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