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linkinfo
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linkinfo

Name

linkinfo — Gets information about a link.

Synopsis

int linkinfo(path); string path: Path to check

Returns

Device ID on success; -1 on error

Description

This function can be used to check whether a link exists. If the link exists, the function returns the st_dev field from the UNIX stat() function.

Example

Example 338. Test a link

$path = "/home/usr/mylink";

if(linkinfo($path) != -1)
{
    echo ("Link exists.");
}
else
{
    echo ("Link does not exists.");
}

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PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.