PHP's glob() function

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)

ParametersDescriptionpattern 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
)

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const and global in php

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