read-env-var alternatives and similar packages

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read-editor

5.0 0.0 read-env-var VS read-editor

Opens a temporary file on the system's EDITOR and returns the resulting edits
read-io

1.0 0.0 read-env-var VS read-io

Read IO library

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README

System.ReadEnvVar

This Haskell module exports functions for safely reading environment variables.

Usage

>>> import System.ReadEnvVar (readEnvVarDef, setEnv)
>>> setEnv "TEST_ENV_VAR" "1000"

>>> readEnvDef "TEST_ENV_VAR" 5 :: IO Int
1000
>>> readEnvDef "THIS_ENV_VAR_WILL_NOT_EXIST" 5 :: IO Int
5

See the module documentation on Hackage for many more examples of usage.

*Note that all licence references and agreements mentioned in the read-env-var README section above are relevant to that project's source code only.