Examples
getenv('SCI') getenv('FOO','foo') |  |  |
get the value of an environment variable
env=getenv(str [, defaultReturn] )
character string specifying environment variable name
an optional character string. When this optional value is used, the function getenv returns the value defaultReturn when the environment variable str is not found.
character string which contain the environment variable value
Return the value of an environment variable if it exists.
getenv('SCI') getenv('FOO','foo') | | |