Symbols & Numbers | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Index: U

U pattern modifier: 13.5.2. Solution

quantifiers, converting to/from greedy or nongreedy: 13.5.3. Discussion

ucfirst( ): 1.7.2. Solution

ucwords( ): 1.7.2. Solution

umask( ): 19.1. Introduction

"Undefined variable" error message: 8.16.3. Discussion

umask (permission setting): 19.1. Introduction

Unicode: 16.1. Introduction

reading or writing: 16.12.1. Problem

uninstall command (pear): 21.8.2. Solution

union of arrays: 4.24.1. Problem

merging arrays to create: 4.24.3. Discussion

uniqid( ): 9.6.2. Solution

unique IDs

assigning automatically and maintaining database of: 10.12.1. Problem

database of, building programmatic queries: 10.13.1. Problem

LDAP: 17.8.3. Discussion

Unix

downloading and installing PHP-GTK: 20.1. Introduction

file permissions: 19.1. Introduction

files, line delimiters and pathnames: 18.1. Introduction

man strftime: 3.5.4. See Also

matching filenames, using ls with `: 19.9.3. Discussion

MySQLÕs UNIX_TIMESTAMP( ) function: 3.6.4. See Also

pathnames: 18.1. Introduction

PEAR, installing on: 21.1. Introduction

redirecting standard error to standard output: 18.24.3. Discussion

system logins formatted as HTML table: 18.23.3. Discussion

terminal characteristics: 20.5.3. Discussion

zoneinfo library: 3.12.3. Discussion

time zones, listed: 3.12.3. Discussion

unixtojd( ): 3.11.3. Discussion

unlink( ): 19.6.2. Solution

19.12.3. Discussion

unlocking locked files: 18.25.3. Discussion

unpack( )

extracting binary data from strings: 1.14.2. Solution

format characters, listing of: 1.14.3. Discussion

format strings: 1.14.3. Discussion

parsing fixed-width records in strings: 1.11.2. Solution

substituting for substr( ) in extracting fixed-width fields: 1.11.3. Discussion

unregister_tick_function( ): 8.26.3. Discussion

unserialize( ): 5.8.2. Solution

unset( ): 5.1. Introduction

7.4.2. Solution

9.8.3. Discussion

array elements, using on: 4.6.3. Discussion

variables brought into local scope with global keyword: 6.12.3. Discussion

unzip.php program: 18.27. Program: Unzip

UPDATE command (SQL): 10.7.2. Solution

finding number of rows returned by a query: 10.9.2. Solution

unique ID database, querying: 10.13.1. Problem

update_time( ): 20.8.3. Discussion

20.9.3. Discussion

upgrade command (pear): 21.7.3. Discussion

upgrading PEAR packages: 21.7.1. Problem

uploaded files, processing: 9.7.1. Problem

URL fopen wrapper: 18.4.3. Discussion

urlencode( ): 5.8.3. Discussion

8.9.2. Solution

URLs

embedding authentication information in: 18.4.3. Discussion

encoding: 8.9.2. Solution

FTP protocol: 17.7.3. Discussion

password-protected: 14.10.2. Solution

retrieving remote: 11.1. Introduction

cookies, fetching with: 11.4.1. Problem

GET method, fetching with: 11.2.1. Problem

headers, fetching with: 11.5.1. Problem

HTTPS: 11.6.1. Problem

POST method, fetching with: 11.3.1. Problem

U.S. Naval Observatory, time zone information: 3.12.3. Discussion

Usenet newsgroups

posting messages to: 17.5.1. Problem

reading messages from: 17.6.1. Problem

User-Agent header: 11.5.3. Discussion

USER environment variable: 14.12.3. Discussion

user permissions: 19.1. Introduction

19.3.3. Discussion

usernames

anonymous: 17.7.3. Discussion

DBM database of: 10.3.3. Discussion

excluding from passwords: 14.6.3. Discussion

PEAR DB backends: 10.4.3. Discussion

users

abusive, cutting off: 8.28. Program: Abusive User Checker

responding to actions by: 20.8.1. Problem

usort( ): 4.18.2. Solution

4.18.3. Discussion

6.13.3. Discussion

/usr/bin/last command: 18.23.3. Discussion

UTC (Coordinated Universal Time): 3.1. Introduction

converting to epoch timestamp: 3.3.2. Solution

gmdate( ) and gmstrftime( ) functions: 3.5.3. Discussion

offsets between time zones: 3.12.3. Discussion

time zone offsets from

DST calculation and: 3.13.3. Discussion

UTF-8 encoding (Unicode): 16.12.3. Discussion

utf8_decode( ): 16.12.2. Solution

utf8_encode( ): 16.12.2. Solution

Copyright © 2003 O'Reilly & Associates, Inc. All Rights Reserved.