XploRe Help : getenv

Keywords - Function groups - @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Group:	Information and Control
See also:	library setenv

Function:		getenv
Description:		getenv reads the content of an environment variables (xpl4home, xpl4data, xpl4help, xpl4prog, xpl4backup, format) format contains the output format used by the printf of the C library.

Usage:	`x = getenv (envname)`
Input:
	`envname`	name of the environment (see setenv for more details)
Output:
	`x`	text containing the value of the envrironment

Note:

It is possible to set the enviroment variables for xpl4lib, xpl4dll and xpl4data to more than one directory. In this case, pathnames have to be seperated by ":".

Example:

getenv ()

Result:


returns all existing environment variables

Example:

getenv("xpl4home") getenv("outputformat")

Result:


text of xpl4home is printed to the output window
the output format string (default is "% 8.5lg")

Group:	Information and Control
See also:	library setenv

Keywords - Function groups - @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z