search
HomeBackend DevelopmentGolangECharts and golang: Tips for making stunning statistical charts

ECharts和golang: 制作令人惊叹的统计图表的技巧

ECharts and golang: Tips for making stunning statistical charts, concrete code examples required

Introduction:
In the modern data-driven world, statistics Charts are an important tool for presenting data and discovering trends. ECharts is an open source visualization library based on JavaScript. It provides a wealth of chart types and interactive functions that can help us create a variety of stunning statistical charts. Golang is an efficient and concise programming language. It provides powerful back-end programming capabilities and can be used in conjunction with ECharts to create more flexible and feature-rich chart applications. This article will introduce some techniques for making stunning statistical charts using ECharts and golang, and give specific code examples.

1. Introduction to ECharts
ECharts is a JavaScript-based open source visualization library developed by Baidu’s front-end team. It provides a variety of chart types, including line charts, bar charts, pie charts, radar charts, etc. It also supports chart interaction, such as dragging, zooming, switching and other functions. Using ECharts, we can quickly create beautiful, highly interactive statistical charts. The following is a simple example of using ECharts to draw a bar chart:

// 引入echarts库
import echarts from 'echarts';

// 初始化一个echarts实例
var myChart = echarts.init(document.getElementById('chartContainer'));

// 定义图表配置项
var option = {
    // x轴数据
    xAxis: {
        type: 'category',
        data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
    },
    // y轴数据
    yAxis: {
        type: 'value'
    },
    // 数据
    series: [{
        data: [120, 200, 150, 80, 70, 110, 130],
        type: 'bar'
    }]
};

// 使用配置项绘制图表
myChart.setOption(option);

This code uses ECharts to draw a simple bar chart. The x-axis represents the day of the week, the y-axis represents the sales volume, and the bar chart represents the daily sales. data.

2. Combination of golang and ECharts
golang is a powerful back-end programming language. It can be used in combination with ECharts to process data through the back-end of golang and pass the processing results to ECharts to achieve Dynamic and real-time statistical charts. The following is an example of using golang and ECharts to create a real-time line chart:

package main

import (
    "encoding/json"
    "log"
    "net/http"
    "time"
)

func main() {
    // 启动一个HTTP服务器
    http.HandleFunc("/data", handleData)
    http.Handle("/", http.FileServer(http.Dir("public")))
    go http.ListenAndServe(":8080", nil)

    // 模拟实时数据更新
    for {
        time.Sleep(time.Second * 5)
        updateData()
    }
}

func handleData(w http.ResponseWriter, r *http.Request) {
    // 构造数据
    data := []struct {
        Time  int64 `json:"time"`
        Value int   `json:"value"`
    }{
        {time.Now().Unix(), 100},
        {time.Now().Unix(), 150},
        {time.Now().Unix(), 120},
        {time.Now().Unix(), 170},
    }

    // 将数据转换为JSON格式
    jsonData, err := json.Marshal(data)
    if err != nil {
        log.Fatal(err)
    }

    // 设置响应头
    w.Header().Set("Content-Type", "application/json")
    // 返回数据
    w.Write(jsonData)
}

func updateData() {
    // 省略实时数据的更新逻辑
}

This code first starts an HTTP server and listens to port 8080. When accessing /data, real-time data will be returned. And http.Handle("/", http.FileServer(http.Dir("public"))) provides static file service and can store the front-end code in the public folder.

In the front-end code, use Ajax to get the latest data from /data every 5 seconds and update the line chart. For specific ECharts code and front-end processing logic, please refer to the ECharts introduction section above.

Through the combination of golang and ECharts, we can process real-time data and display the processing results in statistical charts in real time, bringing better interaction and experience to users.

Conclusion:
ECharts and golang are a powerful combination that can help us create stunning statistical charts. Through ECharts, we can easily create various types of charts, and use golang to implement back-end data processing and real-time updates to display richer chart content to users. We hope that through the introduction and sample code of this article, readers can master the skills of using ECharts and golang to create statistical charts, and further improve their data display and analysis capabilities.

The above is the detailed content of ECharts and golang: Tips for making stunning statistical charts. For more information, please follow other related articles on the PHP Chinese website!

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Golang vs. Python: The Pros and ConsGolang vs. Python: The Pros and ConsApr 21, 2025 am 12:17 AM

Golangisidealforbuildingscalablesystemsduetoitsefficiencyandconcurrency,whilePythonexcelsinquickscriptinganddataanalysisduetoitssimplicityandvastecosystem.Golang'sdesignencouragesclean,readablecodeanditsgoroutinesenableefficientconcurrentoperations,t

Golang and C  : Concurrency vs. Raw SpeedGolang and C : Concurrency vs. Raw SpeedApr 21, 2025 am 12:16 AM

Golang is better than C in concurrency, while C is better than Golang in raw speed. 1) Golang achieves efficient concurrency through goroutine and channel, which is suitable for handling a large number of concurrent tasks. 2)C Through compiler optimization and standard library, it provides high performance close to hardware, suitable for applications that require extreme optimization.

Why Use Golang? Benefits and Advantages ExplainedWhy Use Golang? Benefits and Advantages ExplainedApr 21, 2025 am 12:15 AM

Reasons for choosing Golang include: 1) high concurrency performance, 2) static type system, 3) garbage collection mechanism, 4) rich standard libraries and ecosystems, which make it an ideal choice for developing efficient and reliable software.

Golang vs. C  : Performance and Speed ComparisonGolang vs. C : Performance and Speed ComparisonApr 21, 2025 am 12:13 AM

Golang is suitable for rapid development and concurrent scenarios, and C is suitable for scenarios where extreme performance and low-level control are required. 1) Golang improves performance through garbage collection and concurrency mechanisms, and is suitable for high-concurrency Web service development. 2) C achieves the ultimate performance through manual memory management and compiler optimization, and is suitable for embedded system development.

Is Golang Faster Than C  ? Exploring the LimitsIs Golang Faster Than C ? Exploring the LimitsApr 20, 2025 am 12:19 AM

Golang performs better in compilation time and concurrent processing, while C has more advantages in running speed and memory management. 1.Golang has fast compilation speed and is suitable for rapid development. 2.C runs fast and is suitable for performance-critical applications. 3. Golang is simple and efficient in concurrent processing, suitable for concurrent programming. 4.C Manual memory management provides higher performance, but increases development complexity.

Golang: From Web Services to System ProgrammingGolang: From Web Services to System ProgrammingApr 20, 2025 am 12:18 AM

Golang's application in web services and system programming is mainly reflected in its simplicity, efficiency and concurrency. 1) In web services, Golang supports the creation of high-performance web applications and APIs through powerful HTTP libraries and concurrent processing capabilities. 2) In system programming, Golang uses features close to hardware and compatibility with C language to be suitable for operating system development and embedded systems.

Golang vs. C  : Benchmarks and Real-World PerformanceGolang vs. C : Benchmarks and Real-World PerformanceApr 20, 2025 am 12:18 AM

Golang and C have their own advantages and disadvantages in performance comparison: 1. Golang is suitable for high concurrency and rapid development, but garbage collection may affect performance; 2.C provides higher performance and hardware control, but has high development complexity. When making a choice, you need to consider project requirements and team skills in a comprehensive way.

Golang vs. Python: A Comparative AnalysisGolang vs. Python: A Comparative AnalysisApr 20, 2025 am 12:17 AM

Golang is suitable for high-performance and concurrent programming scenarios, while Python is suitable for rapid development and data processing. 1.Golang emphasizes simplicity and efficiency, and is suitable for back-end services and microservices. 2. Python is known for its concise syntax and rich libraries, suitable for data science and machine learning.

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

MantisBT

MantisBT

Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.

mPDF

mPDF

mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

DVWA

DVWA

Damn Vulnerable Web App (DVWA) is a PHP/MySQL web application that is very vulnerable. Its main goals are to be an aid for security professionals to test their skills and tools in a legal environment, to help web developers better understand the process of securing web applications, and to help teachers/students teach/learn in a classroom environment Web application security. The goal of DVWA is to practice some of the most common web vulnerabilities through a simple and straightforward interface, with varying degrees of difficulty. Please note that this software

ZendStudio 13.5.1 Mac

ZendStudio 13.5.1 Mac

Powerful PHP integrated development environment