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is_executable
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is_executable

Name

is_executable — Checks whether a file is executable.

Synopsis

bool is_executable(filename); string filename:

Returns

TRUE if executable; FALSE otherwise

Description

Checks whether the specified file is executable. Note: The results of this function are cached. See clearstatcache() for details.

Example

Example 332. Determine whether a file is executable

$file = "testfile";

if(is_executable($file))
{
    echo ("File $file is executable.");
}
else
{
    echo ("File $file is not executable.");
}

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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.