Functions and Directives Functions and Directives

Function OutErr() Foundation

Outputs a list of expressions to the standard error device.

Syntax
OutErr( <Expression,...> ) --> NIL
Parameters
<Expression,...>
The list <Expression,...> contains expressions whose values are output. The data type of the expressions can be any data.
Return

The return value of OutErr() is always NIL.

Description

The output function OutErr() outputs to the operating system level and sends the values of <Expression,...> to the standard error device It works much like the function QOut(), but does not use the common Xbase++ output routines.

The function OutErr() only differs from the function OutStd() in the output channel it uses.

Examples
OutErr() 
// In the example an attempt is made to open a non-existent 
// file. The error code is determined with FError() and 
// output with OutErr(). 

PROCEDURE Main 
   LOCAL nErrCode, nHandle 

   nHandle := FOpen("ABCDEFG.TXT") 
   nErrCode:= FError() 

   OutErr("File error ", nErrcode, " has occurred") 

RETURN
Redirect output to file with OutErr() 

// In this example the output of the program TestErr 
// is redirected to a file. 
C:>TESTERR 2> OUTPUT.ASC
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