PHP skills: file system function library in PHP script programming

Basename: returns a file string without a path. Chgrp: group to which the conversion file belongs. Chmod: convert the attributes of a file. Chown: The owner of the transformation file. Clearstatcache: clears the file status cache. Copy: copy an object. Delete: Useless Project

Basename: returns a file string without a path.
Chgrp: group to which the conversion file belongs.
Chmod: convert the attributes of a file.
Chown: The owner of the transformation file.
Clearstatcache: clears the file status cache.
Copy: copy an object.
Delete: useless project.
Dirname: Get the directory name in the path.
Diskfreespace: obtain the available space of the Directory.
Fclose: Closes opened files.
Feof: indicates whether the file pointer is at the end of the file.
Fgetc: get the character referred to by the file pointer.
Fgetcsv: retrieves the row indicated by the file pointer and parses the csv field.
Fgets: Get the row indicated by the object pointer.
Fgetss: Gets the row indicated by the file pointer and marks it in the html language.
File: Read all files into array variables.
File_exists: Check whether the file exists.
Fileatime: The last time the file was accessed.
Filectime: Get the Last transformation time of the file.
Filegroup: the group to which the file belongs.
Fileinode: Get the inode value of the file.
Filemtime: The Last correction time of the file.
Fileowner: obtains the object owner.
Fileperms: get the file permission configuration.
Filesize: get the file size.
Filetype: obtain the file type.
Flock: lock a file.
Fopen: open a file or url.
Fpassthru: output all remaining materials.
Fputs: writes the file pointer.
Fread: the bit group method to read files.
Fseek: move the file pointer.
Ftell: get the file read/write pointer status.
Fwrite: The binary bit method is used to write data into the file.
Set_file_buffer: configure the file buffer size.
Is_dir: test whether the file is a directory.
Is_executable: whether the test file is executable.
Is_file: test whether the file is a normal file.
Is_link: test whether the file is a link file.
Is_readable: test whether the file can be read.
Is_writeable: test whether the file can be written.
Link: create a hard link.
Linkinfo: Gets the link information.
Mkdir: create a directory.
Pclose: closed file.
Popen: open the file.
Readfile: output file.
Readlink: The target file of the symbolic link.
Rename: change the file name.
Rewind: resets the read/write status pointer of an open file.
Rmdir: delete the directory.
Stat: get the file information.
Lstat: get the link information.
Symlink: creates a symbolic link ).
Tempnam: create only one temporary file.
Touch: configure the last correction time.
Umask: transform the current file attribute mask umask.
Unlink: delete an object.

Basename
Returns a file string without a path.
Syntax: string basename (string path );
Return value: string
Function type: file access

Description: remove the path containing the path and the file string, and return a string containing only the file name. In the windows Control system, the path can be a slash (/) or a backslash (\). in the unix control system, the path is a slash (/).

Application model
In the following example, the value of the $ file variable is 'index. php'
$ Path = '/home/httpd/html/index. php ';
$ File = basename ($ path );
?>
See dirname ()