How do I parse query parameters and form data?

In Go, you can easily parse query parameters from the URL and form data from the request body. Below is a brief overview and example of how to achieve this.

Keywords: Go, query parameters, form data, parsing, http, net/http

Description: This section outlines how to parse query parameters and form data in Go using the net/http package, making it easier for developers to handle HTTP requests effectively.

Here’s an example of how to parse query parameters and form data in Go:


        package main
        
        import (
            "fmt"
            "net/http"
            "log"
        )
        
        func handler(w http.ResponseWriter, r *http.Request) {
            // Parse query parameters
            err := r.ParseForm()
            if err != nil {
                http.Error(w, "Unable to parse form", http.StatusBadRequest)
                return
            }
            
            // Getting query parameters
            name := r.URL.Query().Get("name")
            age := r.URL.Query().Get("age")
            
            // Form data can be accessed using r.FormValue
            email := r.FormValue("email")
            
            // Displaying the values
            fmt.Fprintf(w, "Name: %s, Age: %s, Email: %s", name, age, email)
        }
        
        func main() {
            http.HandleFunc("/", handler)
            log.Fatal(http.ListenAndServe(":8080", nil))
        }

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How do I parse query parameters and form data?

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How do I parse query parameters and form data?

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