is_executable - Determine whether the given file name is executable

Name:is_executable

Category:File system

Programming Language:php

One-line Description:Determine whether the file is executable.

Definition and usage

is_executable() function checks whether the specified file is executable.

<?php
$file = "setup.exe";
if(is_executable($file))
  {
  echo ("$file is executable");
  }
else
  {
  echo ("$file is not executable");
  }
?>

输出：

setup.exe is executable

 is_executable ( file )

parameter	describe
file	Required. Specify documents to be inspected.

Returns true if the file exists and is executable.

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