env

package

v12.41.0+incompatible Latest Latest Go to latest Published: Feb 8, 2022 License: Apache-2.0 Imports: 4 Imported by: 1

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Repository

github.com/essentialkaos/ek

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Documentation ¶

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Overview ¶

Package env provides methods for working with environment variables

Examples ¶

Get
Which

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func Which ¶

func Which(name string) string

Which find full path to some app

Example ¶

echoPath := Which("echo")

fmt.Printf("Full path to echo binary is %s\n", echoPath)

Output:

Types ¶

type Env ¶

type Env map[string]string

Env is map with environment values

func Get ¶

func Get() Env

Get return key-value map with environment values

Example ¶

env := Get()

// Print PATH environment variable
fmt.Println(env["PATH"])

// Path return PATH variable as slice
for i, p := range env.Path() {
	fmt.Printf("%d %s\n", i, p)
}

// You can use getters for different value formats
fmt.Printf("Integer value %s = %d\n", "INT_VALUE", env.GetI("INT_VALUE"))
fmt.Printf("Float value %s = %g\n", "FLOAT_VALUE", env.GetF("FLOAT_VALUE"))
fmt.Printf("String value %s = %s\n", "STR_VALUE", env.GetS("STR_VALUE"))