IVar

package ivar-simple
package
IVars are write-once (immutable) variables. They can be read, an operation that will block until a value was written to the variable. They can be written to exactly once. Version 0.3
cgiVars :: CGIRequest -> Map String String
cgi Network.CGI.Protocol, cgi Network.CGI.Monad
Environment variables.
package data-ivar
package
Write-once variables, with the ability to block on the first of a set of variables to become available. Version 0.30
getCGIVars :: MonadIO m => m [(String, String)]
cgi Network.CGI.Protocol
Gets the values of all CGI variables from the program environment.
HsIVar :: HsName -> HsImportSpec
haskell-src Language.Haskell.Syntax
variable