basename | PHP 3.0
string basename(string path[, string suffix]) |
Returns the filename component of the path.

chgrp | PHP 3.0
bool chgrp(string filename, mixed group) |
Changes file group.

chmod | PHP 3.0
bool chmod(string filename, int mode) |
Changes file mode.

chown | PHP 3.0
bool chown (string filename, mixed user) |
Changes file owner.

clearstatcache | PHP 3.0
void clearstatcache(void) |
Clears file stat cache.

copy | PHP 3.0
bool copy(string source_file, string destination_file) |
Copies a file.

dirname | PHP 3.0
string dirname(string path) |
Returns the directory name component of the path.

disk_free_space | PHP 4.1.0
float disk_free_space(string path) |
Gets free disk space for filesystem that path is on.

disk_total_space | PHP 4.1.0
float disk_total_space(string path) |
Gets total disk space for filesystem that path is on.

fclose | PHP 3.0
bool fclose(resource fp) |
Closes an open file pointer.

feof | PHP 3.0
bool feof(resource fp) |
Tests for end-of-file on a file pointer.

fflush | PHP 4.0.1
bool fflush(resource fp) |
Flushes output.

fgetc | PHP 3.0
string fgetc(resource fp) |
Gets a character from file pointer.

fgetcsv | PHP 3.0.8
array fgetcsv(resource fp, int length[, string delimiter[, string enclosure]]) |
Gets a line from file pointer and parses for CSV fields.

fgets | PHP 3.0
string fgets(resource fp[, int length]) |
Gets a line from file pointer.

fgetss | PHP 3.0
string fgetss(resource fp, int length[, string allowable_tags]) |
Gets a line from file pointer and strips HTML tags.

file_exists | PHP 3.0
bool file_exists(string filename) |
Returns true if filename exists.

file_get_contents | PHP 4.3.0
string file_get_contents(string filename[, bool use_include_path]) |
Reads the entire file into a string.

file | PHP 3.0
array file(string filename[, bool use_include_path]) |
Reads entire file into an array.

fileatime | PHP 3.0
int fileatime(string filename) |
Gets last access time of file.

filectime | PHP 3.0
int filectime(string filename) |
Gets inode modification time of file.

filegroup | PHP 3.0
int filegroup(string filename) |
Gets file group.

fileinode | PHP 3.0
int fileinode(string filename) |
Gets file inode.

filemtime | PHP 3.0
int filemtime(string filename) |
Gets last modification time of file.

fileowner | PHP 3.0
int fileowner(string filename) |
Gets file owner.

fileperms | PHP 3.0
int fileperms(string filename) |
Gets file permissions.

filesize | PHP 3.0
int filesize(string filename) |
Gets file size.

filetype | PHP 3.0
string filetype(string filename) |
Gets file type.

flock | PHP 3.0.7
bool flock(resource fp, int operation[, int &wouldblock]) |
Provides portable file locking.

fnmatch | PHP 4.3.0
bool fnmatch(string pattern, string filename[, int flags]) |
Matches filename against pattern.

fopen | PHP 3.0
resource fopen(string filename, string mode[, bool use_include_path[, resource context]]) |
Opens a file or a URL and returns a file pointer.

fpassthru | PHP 3.0
int fpassthru(resource fp) |
Outputs all remaining data from a file pointer.

fread | PHP 3.0
string fread(resource fp, int length) |
Provides a binary-safe file read.

fscanf | PHP 4.0.1
mixed fscanf(string str, string format[, string ...]) |
Implements a mostly ANSI-compatible fscanf( ).

fseek | PHP 3.0
int fseek(resource fp, int offset[, int whence]) |
Seeks on a file pointer.

fstat | PHP 4.0
int fstat(resource fp) |
Performs stat( ) on a filehandle.

ftell | PHP 3.0
int ftell(resource fp) |
Gets file pointer's read/write position.

ftruncate | PHP 4.0
int ftruncate(resource fp, int size) |
Truncates file to Truncates file to size length.

fwrite | PHP 3.0
int fwrite(resource fp, string str[, int length]) |
Provides a binary-safe file write.

glob | PHP 4.3.0
array glob(string pattern[, int flags]) |
Finds pathnames matching a pattern.

is_dir | PHP 3.0
bool is_dir(string filename) |
Returns true if file is directory.

is_executable | PHP 3.0
bool is_executable(string filename) |
Returns true if file is executable.

is_file | PHP 3.0
bool is_file(string filename) |
Returns true if file is a regular file.

is_link | PHP 3.0
bool is_link(string filename) |
Returns true if file is symbolic link.

is_readable | PHP 3.0
bool is_readable(string filename) |
Returns true if file can be read.

is_uploaded_file | PHP 3.0.1.7
bool is_uploaded_file(string path) |
Checks if file was created by RFC 1867 upload.

is_writable | PHP 4.0
bool is_writable(string filename) |
Returns true if file can be written.

link | PHP 3.0
int link(string target, string link) |
Creates a hard link.

linkinfo | PHP 3.0
int linkinfo(string filename) |
Returns the st_dev field of the Unix C stat structure describing the link.

lstat | PHP 3.0.4
array lstat(string filename) |
Gives information about a file or symbolic link.

mkdir | PHP 3.0
bool mkdir(string pathname[, int mode]) |
Creates a directory.

move_uploaded_file | PHP 4.0.3
bool move_uploaded_file(string path, string new_path) |
Moves a file if and only if it was created by an upload.

parse_ini_file | PHP 4.0
array parse_ini_file(string filename[, bool process_sections]) |
Parses configuration file.

pathinfo | PHP 4.0.3
array pathinfo(string path) |
Returns information about a certain string.

pclose | PHP 3.0
int pclose(resource fp) |
Closes a file pointer opened by popen( ).

popen | PHP 3.0
resource popen(string command, string mode) |
Executes a command and opens either a read or a write pipe to it.

readfile | PHP 3.0
int readfile(string filename[, int use_include_path]) |
Outputs a file or a URL.

readlink | PHP 3.0
string readlink(string filename) |
Returns the target of a symbolic link.

realpath | PHP 4.0
string realpath(string path) |
Returns the resolved path.

rename | PHP 3.0
bool rename(string old_name, string new_name) |
Renames a file.

rewind | PHP 3.0
bool rewind(resource fp) |
Rewinds the position of a file pointer.

rmdir | PHP 3.0
bool rmdir(string dirname) |
Removes a directory.

set_file_buffer | PHP 3.0.8
int set_file_buffer(resource fp, int buffer) |
Sets file write buffer.

stat | PHP 3.0
array stat(string filename) |
Gives information about a file.

symlink | PHP 3.0
int symlink(string target, string link) |
Creates a symbolic link.

tempnam | PHP 3.0
string tempnam(string dir, string prefix) |
Creates a unique filename in a directory.

tmpfile | PHP 3.0.13
resource tmpfile(void) |
Creates a temporary file that will be deleted automatically after use.

touch | PHP 3.0
bool touch(string filename[, int time[, int atime]]) |
Sets modification time of file.

umask | PHP 3.0
int umask([int mask]) |
Returns or changes the umask.

unlink | PHP 3.0
bool unlink(string filename) |
Deletes a file.