https://github.com/ieee0824/getenv
getenv package is assign default value if env var is empty.
https://github.com/ieee0824/getenv
default-value environment getenv golang
Last synced: 8 months ago
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getenv package is assign default value if env var is empty.
- Host: GitHub
- URL: https://github.com/ieee0824/getenv
- Owner: ieee0824
- License: mpl-2.0
- Created: 2017-06-08T07:18:25.000Z (almost 9 years ago)
- Default Branch: master
- Last Pushed: 2025-04-09T07:07:18.000Z (12 months ago)
- Last Synced: 2025-04-09T08:22:45.024Z (12 months ago)
- Topics: default-value, environment, getenv, golang
- Language: Go
- Homepage:
- Size: 30.3 KB
- Stars: 7
- Watchers: 1
- Forks: 1
- Open Issues: 0
-
Metadata Files:
- Readme: README.jp.md
- License: LICENSE
Awesome Lists containing this project
README
# getenv
[English](./README.md) | 日本語
Go言語で環境変数を取得時に任意の型に変換して取得することができます.
また環境変数に値が存在しないときはデフォルト値を設定しておいて取得することができます.
[](https://circleci.com/gh/ieee0824/getenv)
# example
```
import (
"fmt"
"github.com/ieee0824/getenv"
"time"
"os"
)
fmt.Println(getenv.Duration("ANY_ENV"))
fmt.Println(getenv.Duration("ANY_ENV", 60))
fmt.Println(getenv.Duration("ANY_ENV","120s"))
fmt.Println(getenv.Duration("ANY_ENV", 60 * time.Second))
fmt.Println(getenv.Duration("ANY_ENV", "1h30m20s"))
os.Setenv("ANY_ENV", "60h")
fmt.Println(getenv.Duration("ANY_ENV"))
fmt.Println(getenv.Duration("ANY_ENV", 60))
fmt.Println(getenv.Duration("ANY_ENV","120s"))
fmt.Println(getenv.Duration("ANY_ENV", 60 * time.Second))
fmt.Println(getenv.Duration("ANY_ENV", "1h30m20s"))
os.Setenv("ANY_ENV", "60h")
fmt.Println(getenv.Duration("ANY_ENV"))
fmt.Println(getenv.Duration("ANY_ENV", 60))
fmt.Println(getenv.Duration("ANY_ENV","120s"))
fmt.Println(getenv.Duration("ANY_ENV", 60 * time.Second))
fmt.Println(getenv.Duration("ANY_ENV", "1h30m20s"))
```
```
0s
1m0s
2m0s
1m0s
1h30m20s
60h0m0s
60h0m0s
60h0m0s
60h0m0s
60h0m0s
18h12m16s
18h12m16s
18h12m16s
18h12m16s
18h12m16s
```