   #PHP Manual Filesystem functions is_dir is_file

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                                 is_executable

   (PHP 3, PHP 4 )
   is_executable -- Tells whether the filename is executable

Description

   bool is_executable ( string filename)

   Returns TRUE if the filename exists and is executable.

   is_executable() became available with Windows in PHP version 5.0.0.

   Example 1. is_executable() example
   <?php
   $file = '/home/vincent/somefile.sh';
   if (is_executable($file)) {
       echo $file.' is executable';
   } else {
       echo $file.' is not executable';
   }
   ?>

     Note: The results of this function are cached. See clearstatcache()
     for more details.

     Tip: As of PHP 5.0.0 this function can also be used with some url
     wrappers. Refer to Appendix I for a listing of which wrappers
     support stat() family of functionality.

   See also is_file() and is_link().
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