This article mainly introduces the PHP glob() function, which has certain reference value. Now I share it with you. Friends in need can refer to it
PHP glob() function
PHP
Filesystem function
Definition and usage
##glob() function returns the file name or directory that matches the specified pattern.
This function returns an array containing matching files/directories. Returns false if an error occurs.
Syntax
glob(pattern,flags)
Parameters | Description |
pattern | Required. Specifies the search mode. |
flags |
Optional. Specifies special settings.
- GLOB_MARK - Add a slash to each returned item
- GLOB_NOSORT - Return the files in their original order of appearance in the directory ( No sorting)
- GLOB_NOCHECK - Returns the pattern used to search if no files match
- GLOB_NOESCAPE - Backslash does not escape metacharacters
- GLOB_BRACE - expands {a,b,c} to match 'a', 'b' or 'c'
- GLOB_ONLYDIR - only Returns directory entries matching the pattern
- GLOB_ERR - Stops and reads error messages (e.g. unreadable directories), ignores all errors by default
Note: GLOB_ERR was added in PHP 5.1.
|
##Example
Example 1
<?php
print_r(glob("*.txt"));
?>
Output is similar:
Array
(
[0] => target.txt
[1] => source.txt
[2] => test.txt
[3] => test2.txt
)
Example 2
<?php
print_r(glob("*.*"));
?>
Output is similar:
Array
(
[0] => contacts.csv
[1] => default.php
[2] => target.txt
[3] => source.txt
[4] => tem1.tmp
[5] => test.htm
[6] => test.ini
[7] => test.php
[8] => test.txt
[9] => test2.txt
)
Related recommendations:
const and global in php
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