Php 5 Zend Study File Functions

Front 1

Returns filename component of path. Given a string containing a path to a file, this function will return the base name of the file.

Back 1

string basename ( string $path [, string $suffix ] )

Front 2

Changes file group

Back 2

bool chgrp ( string $filename , mixed $group )

Front 3

Changes file mode

Back 3

bool chmod ( string $filename , int $mode )

Front 4

Changes file owner

Back 4

bool chown ( string $filename , mixed $user )

Front 5

Clears file status cache of caching file functions

Back 5

void clearstatcache ( void )

Front 6

Copies file

Back 6

bool copy ( string $source , string $dest [, resource $context ] )

Front 7

Returns directory name component of path. Given a string containing a path to a file, this function will return the name of the directory.

Back 7

string dirname ( string $path )

Front 8

Returns available space in directory

Back 8

float disk_free_space ( string $directory )

Front 9

Given a string containing a directory, this function will return the total number of bytes on the corresponding filesystem or disk partition.

Back 9

float disk_total_space ( string $directory )

Front 10

Alias of disk_free_space()

Back 10

diskfreespace

Front 11

Closes an open file pointer

Back 11

bool fclose ( resource $handle )

Front 12

Tests for end-of-file on a file pointer

Back 12

bool feof ( resource $handle )

Front 13

Flushes the output to a file. This function forces a write of all buffered output to the resource pointed to by the file handle .

Back 13

bool fflush ( resource $handle )

Front 14

Gets character from file pointer

Back 14

string fgetc ( resource $handle )

Front 15

Gets line from file pointer and parse for CSV fields

Back 15

array fgetcsv ( resource $handle [, int $length [, string $delimiter [, string $enclosure [, string $escape ]]]] )

Front 16

Gets a line from file pointer.

Back 16

string fgets ( resource $handle [, int $length ] )

Front 17

Gets line from file pointer and strip HTML tags

Back 17

string fgetss ( resource $handle [, int $length [, string $allowable_tags ]] )

Front 18

Checks whether a file or directory exists

Back 18

bool file_exists ( string $filename )

Front 19

Reads entire file into a string. Returns file in a String, not array.

Back 19

string file_get_contents ( string $filename [, int $flags [, resource $context [, int $offset [, int $maxlen ]]]] )

Front 20

Write a string to a file

Back 20

int file_put_contents ( string $filename , mixed $data [, int $flags [, resource $context ]] )

Front 21

Reads entire file into an array

Back 21

array file ( string $filename [, int $flags [, resource $context ]] )

Front 22

Gets last access time of file

Back 22

int fileatime ( string $filename )

Front 23

Gets inode change time of file

Back 23

int filectime ( string $filename )

Front 24

Gets file group

Back 24

int filegroup ( string $filename )

Front 25

Gets file inode

Back 25

int fileinode ( string $filename )

Front 26

Gets file modification time

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int filemtime ( string $filename )

Front 27

Gets file owner

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int fileowner ( string $filename )

Front 28

Gets file permissions

Back 28

int fileperms ( string $filename )

Front 29

Gets file size

Back 29

int filesize ( string $filename )

Front 30

Gets file type

Back 30

string filetype ( string $filename )

Front 31

Portable advisory file locking

Back 31

bool flock ( resource $handle , int $operation [, int &$wouldblock ] )

Front 32

Match filename against a pattern

Back 32

bool fnmatch ( string $pattern , string $string [, int $flags ] )

Front 33

Opens file or URL

'r' Open for reading only; place the file pointer at the beginning of the file.
'r+' Open for reading and writing; place the file pointer at the beginning of the file.
'w' Open for writing only; place the file pointer at the beginning of the file and truncate the file to zero length. If the file does not exist, attempt to create it.
'w+' Open for reading and writing; place the file pointer at the beginning of the file and truncate the file to zero length. If the file does not exist, attempt to create it.
'a' Open for writing only; place the file pointer at the end of the file. If the file does not exist, attempt to create it.
'a+' Open for reading and writing; place the file pointer at the end of the file. If the file does not exist, attempt to create it.
'x' Create and open for writing only; place the file pointer at the beginning of the file. If the file already exists, the fopen() call will fail by returning FALSE and generating an error of level E_WARNING. If the file does not exist, attempt to create it. This is equivalent to specifying O_EXCL|O_CREAT flags for the underlying open(2) system call.
'x+' Create and open for reading and writing; place the file pointer at the beginning of the file. If the file already exists, the fopen() call will fail by returning FALSE and generating an error of level E_WARNING. If the file does not exist, attempt to create it. This is equivalent to specifying O_EXCL|O_CREAT flags for the underlying open(2) system call.

Back 33

resource fopen ( string $filename , string $mode [, bool $use_include_path [, resource $context ]] )

Front 34

Output all remaining data on a file pointer

Back 34

int fpassthru ( resource $handle )

Front 35

Format line as CSV and write to file pointer

Back 35

int fputcsv ( resource $handle , array $fields [, string $delimiter [, string $enclosure ]] )

Front 36

Alias of fwrite()

Back 36

fputs()

Front 37

Binary-safe file read

Back 37

string fread ( resource $handle , int $length )

Front 38

Parses input from a file according to a format

Back 38

mixed fscanf ( resource $handle , string $format [, mixed &$... ] )

Front 39

Seeks on a file pointer. Sets the file position indicator for the file referenced by handle .

Back 39

int fseek ( resource $handle , int $offset [, int $whence ] )

Front 40

Gets information about a file using an open file pointer

Back 40

array fstat ( resource $handle )

Front 41

Tells file pointer read/write position

Back 41

int ftell ( resource $handle )

Front 42

Truncates a file to a given length

Back 42

bool ftruncate ( resource $handle , int $size )

Front 43

Binary-safe file write. writes the contents of string to the file stream pointed to by handle .

Back 43

int fwrite ( resource $handle , string $string [, int $length ] )

Front 44

Find pathnames matching a pattern

Back 44

array glob ( string $pattern [, int $flags ] )

Front 45

Tells whether the filename is a directory

Back 45

bool is_dir ( string $filename )

Front 46

Tells whether the filename is executable

Back 46

bool is_executable ( string $filename )

Front 47

Tells whether the filename is a regular file

Back 47

bool is_file ( string $filename )

Front 48

Tells whether the filename is a symbolic link

Back 48

bool is_link ( string $filename )

Front 49

Tells whether the filename is readable

Back 49

bool is_readable ( string $filename )

Front 50

Tells whether the file was uploaded via HTTP POST

Back 50

bool is_uploaded_file ( string $filename )

Front 51

Tells whether the filename is writable

Back 51

bool is_writable ( string $filename )

Front 52

Alias of is_writable()

Back 52

is_writeable

Front 53

Changes group ownership of symlink

Back 53

bool lchgrp ( string $filename , mixed $group )

Front 54

Changes user ownership of symlink

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bool lchown ( string $filename , mixed $user )

Front 55

Create a hard link

Back 55

bool link ( string $target , string $link )

Front 56

Gets information about a link

Back 56

int linkinfo ( string $path )

Front 57

Gives information about a file or symbolic link

Back 57

array lstat ( string $filename )

Front 58

Makes directory

Back 58

bool mkdir ( string $pathname [, int $mode [, bool $recursive [, resource $context ]]] )

Front 59

Moves an uploaded file to a new location

Back 59

bool move_uploaded_file ( string $filename , string $destination )

Front 60

Parse a configuration file

Back 60

array parse_ini_file ( string $filename [, bool $process_sections ] )

Front 61

Returns information about a file path. dirname, basename, extension and filename.

Back 61

mixed pathinfo ( string $path [, int $options ] )

Front 62

Closes process file pointer opened with popen()

Back 62

int pclose ( resource $handle )

Front 63

Opens process file pointer (forking process)

Back 63

resource popen ( string $command , string $mode )

Front 64

Reads a file and writes it to the output buffer.

Back 64

int readfile ( string $filename [, bool $use_include_path [, resource $context ]] )

Front 65

Returns the target of a symbolic link

Back 65

string readlink ( string $path )

Front 66

Returns canonicalized absolute pathname

Back 66

string realpath ( string $path )

Front 67

Renames a file or directory. Also used to move files.

Back 67

bool rename ( string $oldname , string $newname [, resource $context ] )

Front 68

Rewind the position of a file pointer

Back 68

bool rewind ( resource $handle )

Front 69

Removes directory

Back 69

bool rmdir ( string $dirname [, resource $context ] )

Front 70

Alias of stream_set_write_buffer()

Back 70

set_file_buffer()

Front 71

Gives information about a file as array:

0 dev device number
1 ino inode number
2 mode inode protection mode
3 nlink number of links
4 uid userid of owner
5 gid groupid of owner
6 rdev device type, if inode device
7 size size in bytes
8 atime time of last access (Unix timestamp)
9 mtime time of last modification (Unix timestamp)
10 ctime time of last inode change (Unix timestamp)
11 blksize blocksize of filesystem IO *
12 blocks number of blocks allocated *

Back 71

array stat ( string $filename )

Front 72

Creates a symbolic link

Back 72

bool symlink ( string $target , string $link )

Front 73

Create file with unique file name

Back 73

string tempnam ( string $dir , string $prefix )

Front 74

Creates a temporary file

Back 74

resource tmpfile ( void )

Front 75

Attempts to set the access and modification times of the file named in the filename parameter to the value given in time

Back 75

bool touch ( string $filename [, int $time [, int $atime ]] )

Front 76

Changes the current umask

Back 76

int umask ([ int $mask ] )

Front 77

Deletes a file

Back 77

bool unlink ( string $filename [, resource $context ] )

Front 78

fopen: Open for reading only; place the file pointer at the beginning of the file.

Back 78

r

Front 79

fopen: Open for reading and writing; place the file pointer at the beginning of the file.

Back 79

r+

Front 80

fopen: Open for writing only; place the file pointer at the beginning of the file and truncate the file to zero length. If the file does not exist, attempt to create it.

Back 80

w

Front 81

fopen: Open for reading and writing; place the file pointer at the beginning of the file and truncate the file to zero length. If the file does not exist, attempt to create it.

Back 81

w+

Front 82

fopen: Open for writing only; place the file pointer at the end of the file. If the file does not exist, attempt to create it.

Back 82

a

Front 83

fopen: Open for reading and writing; place the file pointer at the end of the file. If the file does not exist, attempt to create it.

Back 83

a+

Front 84

fopen: Create and open for writing only; place the file pointer at the beginning of the file. If the file already exists, the fopen() call will fail by returning FALSE and generating an error of level E_WARNING. If the file does not exist, attempt to create it. This is equivalent to specifying O_EXCL|O_CREAT flags for the underlying open(2) system call.

Back 84

x

Front 85

fopen: Create and open for reading and writing; place the file pointer at the beginning of the file. If the file already exists, the fopen() call will fail by returning FALSE and generating an error of level E_WARNING. If the file does not exist, attempt to create it. This is equivalent to specifying O_EXCL|O_CREAT flags for the underlying open(2) system call.

Back 85

x+