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stat

Provide information about the document
Name:stat
Category:File system
Programming Language:php
One-line Description:Returns information about the file.

Definition and usage

stat() function returns information about the file.

实例

<?php
$file = fopen("test.txt","r");
print_r(stat($file));
fclose($file);
?>

输出类似:

Array
(
[0] => 0
[1] => 0
[2] => 33206
[3] => 1
[4] => 0
[5] => 0
[6] => 0
[7] => 92
[8] => 1141633430
[9] => 1141298003
[10] => 1138609592
[11] => -1
[12] => -1
[dev] => 0
[ino] => 0
[mode] => 33206
[nlink] => 1
[uid] => 0
[gid] => 0
[rdev] => 0
[size] => 92
[atime] => 1141633430
[mtime] => 1141298003
[ctime] => 1138609592
[blksize] => -1
[blocks] => -1
)

grammar

 fstat ( file )
parameter describe
file Required. Specify documents to be inspected.

illustrate

Gets statistics for the file specified by the file . If the file is a symbolic connection, the statistics are about the connected file itself, not the symbolic connection.

If an error occurs, stat() returns false and a warning is issued.

The returned array contains statistics for the file, which has the following listed units, and the array subscript starts from zero. In addition to numeric indexes, it can also be accessed through associated indexes starting from PHP 4.0.6.

return format of stat()

Digital subscript Associated Key Name (from PHP 4.0.6) illustrate
0 dev Device name
1 ino Number
2 mode inode protection mode
3 nlink Number of connected
4 uid Owner's user id
5 gid Owner's group id
6 rdev Device type, if it is an inode device
7 size Number of bytes of file size
8 atime Last access time (Unix timestamp)
9 mtime Last modified time (Unix timestamp)
10 ctime Last time changed (Unix timestamp)
11 blksize Block size of file system IO
12 Blocks The number of blocks occupied
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