PHP dirname, basename, pathinfo parse directory path

This article introduces in detail about PHP dirname, basename, pathinfo parsing directory path, there is a need to learn friends can refer to.

1:string basename (string path[,string suffix]);

Give a string containing a full path to a file, this function returns the base file name. If the file name ends in suffix, then this part will be removed as well.

In Windows, slashes (/) and backslashes () can be used as path separators. In other environments it is a slash (/).

Example 1.basename () example, the code is as follows

<?php$path= Web Authoring Tutorial http://www.bKjia.c0m, please keep this tag "/home/httpd/html/index.php"; $file =basename ($path);       $fileissetto "index.php" $file =basename ($path, ". php");//$fileissetto "index"?>

parameter is a string that is a file path, returning the directory after removing the filename
2:string dirname (string path);

__file__ path is the file where the current code resides

DirName (DirName (__file__)); Get the file on the top of the directory name
DirName (__file__); Gets the directory name of the file.

example, the code is as follows

<?phpecho dirname ("c:/testweb/home.php"); Echo dirname ("/testweb/home.php"); >

Output:

C:/testweb/testweb

parameter is a string of file paths that returns an array of three parts containing the directory name, file name, and extension, respectively, by DirName, basename, extension to refer to 3:array pathinfo ($path);

Example 1

<?phpprint_r (PathInfo ("/testweb/test.txt"));? >

Output Result:

Array ([dirname] =/testweb[basename] = test.txt[extension] = txt)

Example 2

<?phpprint_r (PathInfo ("/testweb/test.txt", Pathinfo_basename));? >

Output Result:

Test.txt

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