Initializing help system before first use

delenvpath

Purpose
Remove a path from an environment variable.
Synopsis
procedure delenvpath(env:string, path:text)
Arguments
env 
Name of the environment variable.
path 
Path to be removed.
Example
Adding the 'bin' directory of the Xpress installation multiple times to the PATH, then display the resulting value of the PATH environment variable before removing all occurrences of this directory from it via a call to delenvpath: 
 addenvpath("PATH", SYS_DOWN, getenv("XPRESSDIR")+"/bin")
 addenvpath("PATH", SYS_UP, getenv("XPRESSDIR")+"/bin")
 writeln(getenv("PATH"))
 delenvpath("PATH", getenv("XPRESSDIR")+"/bin")
 writeln(getenv("PATH"))
Related topics
addenvpath

Parent Topic Subroutines

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