SYMBOL]
[A]
[B]
[C]
[D]
[E]
[F]
[G]
[H]
[I]
[J]
[K]
[L]
[M]
[N]
[O]
[P]
[Q]
[R]
[S]
[T]
[U]
[V]
[W]
[X]
[Z]
named function parameters
names
class variables
constructors
cookie storing session ID
of domain name servers
DSN (data source name)
LDAP, distinguished and common
namespaces
SOAP
2nd
upcoming PHP feature
natsort( )
NCSA Combined Log Format lines, parsing
negative numbers in array keys
Net_DNS class
Net_Ping class
Net_Ping::checkhost( )
Net_Ping::ping( )
Net_Whois class
Net_Whois::query( )
Network News Transport Protocol
[See NNTP]
new keyword
instantiating objects
newlines
\n
\n \n, for double spacing
in double-quoted strings
in file-handling functions
on Windows systems
trimming from strings
news.php.net server for PHP mailing lists
newsgroups
[See Usenet newsgroups]
nextId( ) (DB)
nl2br( )
NNTP
imap_header( ) fields from NNTP server
nodes
DOM XML
adding attributes to
creating and appending
root node, getting
top-level or root
XML
non-true values
nonblocking file locks
nongreedy matching
nonidentity operator (!==)
2nd
nonrelational databases supported by PHP
notices, error messages flagged as
notify-user.php program
2nd
NOW( ) (SQL)
nsupdate command
nth occurrence of a match, finding
NUL characters
opening binary files and
Windows, redirecting output to
null characters
escaping for SQL
trimming from strings
number_format( )
2nd
numbers
bases other than decimal
beginning with zero, PHP treatment of
checking for specific data type
checking strings for valid number
converting between bases
converting to/from strings
exponents
floating-point
comparing for equality
rounding
formatting
formatting for different locales
2nd
[See also locales; localization]
integers
[See integers]
logarithms
printing correct plurals
random
biased, generating
generated within a range
sources for initialization vectors
trigonometric functions
degrees, using
very large or very small
numeric arrays
DB fetch mode
merging
merging, duplicate values and
mixing and matching with string keys
removing duplicate elements
numeric sorting of arrays
numeric strings
numRows( ) (DB_Result)
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