函數名稱 | 功能簡介 |
| basename | Returns filename component of path |
| chgrp | Changes file group |
| chmod | Changes file mode |
| chown | Changes file owner |
| clearstatcache | Clears file status cache |
| copy | Copies file |
| delete | See unlink() or unset() |
| dirname | Returns directory name component of path |
| disk_free_space | Returns available space in directory |
| disk_total_space | Returns the total size of a directory |
| diskfreespace | Alias of disk_free_space() |
| fclose | Closes an open file pointer |
| feof | Tests for end-of-file on a file pointer |
| fflush | Flushes the output to a file |
| fgetc | Gets character from file pointer |
| fgetcsv | Gets line from file pointer and parse for CSV fields |
| fgets | Gets line from file pointer |
| fgetss | Gets line from file pointer and strip HTML tags |
| file_exists | Checks whether a file or directory exists |
| file_get_contents | Reads entire file into a string |
| file_put_contents | Write a string to a file |
| file | Reads entire file into an array |
| fileatime | Gets last access time of file |
| filectime | Gets inode change time of file |
| filegroup | Gets file group |
| fileinode | Gets file inode |
| filemtime | Gets file modification time |
| fileowner | Gets file owner |
| fileperms | Gets file permissions |
| filesize | Gets file size |
| filetype | Gets file type |
| flock | Portable advisory file locking |
| fnmatch | Match filename against a pattern |
| fopen | Opens file or URL |
| fpassthru | Output all remaining data on a file pointer |
| fputs | Alias of fwrite() |
| fread | Binary safe file read |
| fscanf | Parses input from a file according to a format |
| fseek | Seeks on a file pointer |
| fstat | Gets information about a file using an open file pointer |
| ftell | Tells file pointer read/write position |
| ftruncate | Truncates a file to a given length |
| fwrite | Binary safe file write |
| glob | Find pathnames matching a pattern |
| is_dir | Tells whether the filename is a directory |
| is_executable | Tells whether the filename is executable |
| is_file | Tells whether the filename is a regular file |
| is_link | Tells whether the filename is a symbolic link |
| is_readable | Tells whether the filename is readable |
| is_uploaded_file | Tells whether the file was uploaded via HTTP POST |
| is_writable | Tells whether the filename is writable |
| is_writeable | Alias of is_writable() |
| link | Create a hard link |
| linkinfo | Gets information about a link |
| lstat | Gives information about a file or symbolic link |
| mkdir | Makes directory |
| move_uploaded_file | Moves an uploaded file to a new location |
| parse_ini_file | Parse a configuration file |
| pathinfo | Returns information about a file path |
| pclose | Closes process file pointer |
| popen | Opens process file pointer |
| readfile | Outputs a file |
| readlink | Returns the target of a symbolic link |
| realpath | Returns canonicalized absolute pathname |
| rename | Renames a file |
| rewind | Rewind the position of a file pointer |
| rmdir | Removes directory |
| set_file_buffer | Alias of stream_set_write_buffer() |
| stat | Gives information about a file |
| symlink | Creates a symbolic link |
| tempnam | Create file with unique file name |
| tmpfile | Creates a temporary file |
| touch | Sets access and modification time of file |
| umask | Changes the current umask |
| unlink | Deletes a file |