compress/gzip

Compression
import "compress/gzip"

Implements reading and writing of gzip format compressed files.

Example

package main

import (
    "compress/gzip"
    "os"
)

func main() {
    f, _ := os.Create("data.gz")
    w := gzip.NewWriter(f)
    w.Write([]byte("compressed data"))
    w.Close()
}

Key Types & Functions

ReaderWriterNewReaderNewWriter

About compress/gzip

The compress/gzip package (imported as compress/gzip) belongs to the Compression category of Go packages. Implements reading and writing of gzip format compressed files.

Go's standard library is one of the language's greatest strengths, providing production-ready implementations for networking, cryptography, encoding, I/O, and more. The compress/gzip package follows Go's philosophy of simplicity and composability — small, focused packages that combine through interfaces like io.Reader and io.Writer.

When using compress/gzip in production, follow Go best practices: handle errors explicitly, use context for cancellation and timeouts, prefer composition over inheritance, and write table-driven tests. The Go documentation at pkg.go.dev provides comprehensive API references and examples for every exported type and function.

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