PHP fstat() Function

In this chapter you will learn:

1. Definition for PHP fstat() Function
2. Syntax for PHP fstat() Function
3. Parameter for PHP fstat() Function
4. Return for PHP fstat() Function
5. Note on PHP fstat() Function
6. Example - returns information about an open file

Definition

The fstat() function returns information about an open file.

Syntax

PHP fstat() Function has the following syntax.

Parameter

Return

This function returns an array with the following elements:

• [0] or [dev] - Device number
• [1] or [ino] - Inode number
• [2] or [mode] - Inode protection mode
• [3] or [nlink] - Number of links
• [4] or [uid] - User ID of owner
• [5] or [gid] - Group ID of owner
• [6] or [rdev] - Inode device type
• [7] or [size] - Size in bytes
• [8] or [atime] - Last access (as Unix timestamp)
• [9] or [mtime] - Last modified (as Unix timestamp)
• [10] or [ctime] - Last inode change (as Unix timestamp)
• [11] or [blksize] - Blocksize of filesystem IO (if supported)
• [12] or [blocks] - Number of blocks allocated

Note

This function is similar to stat(), except that with this function the file must be open.

Example

<?php/* j  ava  2  s . c o  m*/
$file = fopen("test.txt","r");
print_r(fstat($file));
fclose($file);
?>

The code above generates the following result.

Next chapter...

What you will learn in the next chapter:

1. Definition for PHP ftell() Function
2. Syntax for PHP ftell() Function
3. Parameter for PHP ftell() Function
4. Return for PHP ftell() Function
5. Example - Returns the current position in an open file

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