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PHP Quiz PHP CertificatePHP is_executable() Function
Complete PHP Filesystem Reference
Definition and Usage
The is_executable() function checks whether the specified file is executable.
This function returns TRUE if the file is executable.
Syntax
is_executable(file)
| Parameter | Description |
|---|---|
| file | Required. Specifies the file to check |
Tips and Notes
Note: The result of this function are cached. Use clearstatcache() to clear the cache.
Note: The is_executable() function became available with Windows in PHP 5.0
Example
<?php
$file = "setup.exe";
if(is_executable($file))
{
echo ("$file is executable");
}
else
{
echo ("$file is not executable");
}
?>
$file = "setup.exe";
if(is_executable($file))
{
echo ("$file is executable");
}
else
{
echo ("$file is not executable");
}
?>
The output of the code above could be:
setup.exe is executable
Complete PHP Filesystem Reference
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