Amit Saha • 11/13/2021

Go - Append behavior in option values using flag package

Read Original

This technical article details a solution for creating a command-line flag in Go that accepts multiple values, appending each occurrence to a list. It uses the standard library's flag.Func() method, demonstrating with a practical example of adding multiple HTTP headers in a CLI application. The post is a practical guide for Go developers working on CLI tools.

0 comments
#cli #command line #go
Go - Append behavior in option values using flag package

Comments

No comments yet

Be the first to share your thoughts!

Browser Extension

Get instant access to AllDevBlogs from your browser

Top of the Week

1
React, useEffect, and Stale Closures: How to Avoid Them with Dependencies and useRef
Jivbcoop • 4 votes
2
Better react-hook-form Smart Form Components
Maarten Hus • 2 votes
3
AGI, ASI, A*I – Do we have all we need to get there?
John D. Cook • 1 votes
4
Quoting Thariq Shihipar
Simon Willison • 1 votes
5
Dew Drop – January 15, 2026 (#4583)
Alvin Ashcraft • 1 votes
6
Using Browser Apis In React Practical Guide
Jivbcoop • 1 votes