chickadee » posix-utils » environment-variable-true?

environment-variable-true? VARNAMprocedure

Does the environment variable VARNAM have a value of [Yy1]?

VARNAM is a string.

FOO=1 BAR= csi -R posix-utils
#;1> (environment-variable-true? "FOO") 
#t
#;2> (environment-variable-true? "BAR")
#f