PHP finfo_close() Function - Coding

The finfo_close() function is an inbuilt function in PHP that is used to close the file instance that is opened by the finfo_open() function.

Syntax:

finfo_close($finfo): bool

Parameters: This function accepts only one parameter which is described below.

$finfo: The file info resource returned by finfo_open() function.

Return Values: The finfo_close() function returns true if this function successfully closes the finfo instance of the file otherwise this function will return “false”.

Program 1: The following program demonstrates the finfo_close() function. Make sure the “text.txt” file is available in the given root location.

PHP

<?php 
  
$finfoinstance = finfo_open(FILEINFO_MIME, null); 
  
if (!$finfoinstance) { 
    echo "Opening file data is failed"; 
    exit(); 
} 
  
// Return file MIME 
$filename = "./text.txt"; 
echo finfo_file($finfoinstance, $filename); 
finfo_close($finfoinstance); 
?>

Output:

application/x-empty; charset=binary

Program 2: The following program demonstrates the finfo_close() function. Make sure the given “output.txt” file is available in the given location.

PHP

<?php 
  
// Create a new Fileinfo resource 
$fileInfo = finfo_open(FILEINFO_MIME_TYPE); 
  
// Check if the Fileinfo resource 
// was created successfully 
if (!$fileInfo) { 
    die("Failed to create Fileinfo resource."); 
} 
  
// Get the file type of a specific file 
$filename = "./output.txt"; 
$fileType = finfo_file($fileInfo, $filename); 
echo "File type of $filename is: $fileType\n"; 
  
// Close the Fileinfo resource 
finfo_close($fileInfo); 
  
?>

Output:

File type of ./output.txt is: text/plain

Reference: https://www.php.net/manual/en/function.finfo-close.php

Reffered: https://www.geeksforgeeks.org

PHP

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Category:	Coding
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