Servertec   valid( )
Content
Introduction
Release Notes
Features
FAQs
Requirements
Installation
Change Log
Future Plans
Knowledge Base
Reference Manual
Conventions
Scriptlets
Data Types
Constants
Variables
Procedures
Operators
Statements
Objects
Array
Cookie
Date
Enumeration
File
FileDescriptor
Hashtable
Internet
IO
JDBC
Number
Object
Properties
Random
Request
Response
SqlTypes
Stack
StreamTokenizer
String
StringBuffer
StringTokenizer
System
Vector

Wrappers
Servlet
Server Side
Preprocessor
Executable
Samples
Sales
Legal
Feedback

 

Returns whether the specified file descriptor object represents a valid file or socket.

Syntax

    valid( filedescriptor )
    filedescriptor.valid( )

Parameters

    filedescriptor device to test.

Returns

    boolean true if filedescriptor is a valid object.
    false if filedescriptor is not a valid object.

Example

    fd.valid( )
    
 top of page
 Built with iScript Copyright © 1997-1999 Servertec. All rights reserved.
Last Modified: Tue Jan 26 22:19:03 EST 1999