PHP | SplFileInfo isDir() Function

The SplFileInfo::isDir() function is an inbuilt function of Standard PHP Library (SPL) in PHP which is used to check the file is a directory or not.

Syntax:

bool SplFileInfo::isDir( void )

Parameters: This function does not accept any parameter.

Return values: This function returns true if file is a directory otherwise return false.

Below Programs illustrate the SplFileInfo::isDir() function in PHP:

Program 1:

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<?php
   
// PHP Program to illustrate 
// Splfileinfo::isDir() function
   
$file = new SplFileInfo(dirname("gfg.txt"));
$gfg = $file->isDir();
   
// Print result
var_dump($gfg);
echo "</br>";
   
$file = new SplFileInfo(__FILE__);
$gfg = $file->isDir();
   
// Print result
var_dump($gfg);
   
?>

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Output:

bool(true)
bool(false)

Program 2:

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<?php 
   
// PHP program to use array to check 
// multiple files 
   
$GFG = array (
    "/home/rajvir/Desktop/GeeksforGeeks/dummy.php",
    "/home/rajvir/Desktop",
    "/var/www/html/",
    "frame.php"
);
   
foreach ($GFG as &$file_name) { 
   
    // Create new SplFile Object 
    $file = new SplFileInfo($file_name); 
   
    $gfg = $file->isDir();
   
    // Print result
    var_dump($gfg);
    echo "</br>";
?> 

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Output:

bool(false)
bool(true)
bool(true)
bool(false)

Reference: http://php.net/manual/en/splfileinfo.isdir.php



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