Index[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] false values 2nd fclose( ) fetch( ) logging debugging information/errors fetch_rss( ) fetchAll( ) 2nd FFI (Foreign Function Interface) extension fflush( ) fgetcsv( ) 2nd fgets( ) 2nd counting lines/paragraphs/records processing every word in a file with field data records, generating file transfer protocol [See FTP] file( ) 2nd file_exists( ) file_get_contents( ) 2nd 3rd 4th 5th 6th fileatime( ) 2nd filectime( ) 2nd filegroup( ) filehandles flushing output to files with fileinode( ) filemtime( ) 2nd fileowner( ) fileperms( ) files compressed files, reading and writing configuration, reading copying/moving counting lines/paragraphs/records creating/opening files custom types, reading and writing deleting encrypted data, storing in filehandles, writing to flushing output to information, getting locking modifying in place passing input into programs permission values 2nd converting picking random lines from processing every word in randomizing all lines in reading standard output from a program remote files, opening shell metacharacters, escaping standard errors, reading from a program standard input, reading from standard output, writing to strings, reading into temporary files, creating timestamps variable length text fields, processing filesize( ) filetype( ) filtering FilterIterator subclass final keyword abstract methods and fixed-width field data records, generating Flickr floating-point numbers floatval( ) flock( ) floor( ) flush( ) flushing output font character sizes fopen( ) 2nd 3rd file modes filehandles, creating reading CSV data reading from the keyboard remote files and standard input and temporary file, creating for loop operating on a series of integers foreach loop 2nd Foreign Function Interface (FFI) extension <form/> element formatted time string forms cross-site scripting, preventing drop-down menus global variable injection, preventing input, processing multipage multiple options, selecting multiple submissions redisplaying with preserved information and error messages regular expressions, avoiding remote variables with periods in their names spoofing, protecting against uploaded files, processing validating Fortin, Michel forward slash (/) fputcsv( ) 2nd fputs( ) fread( ) 2nd 3rd FreeType library French Republican calendar Friedl, Jeffrey E. F. fsockopen( ) fstat( ) ftok( ) FTP (file transfer protocol) getting and putting files remote files, opening FTP_ASCII parameter ftp_close( ) ftp_get( ) ftp_put( ) func_get_arg( ) func_get_args( ) func_num_args( ) 2nd function keyword function( ) inside XSL stylesheet 2nd functions addFunction( ) method, binding arrays, applying to each element default values, setting dynamic, creating encapsulation and global variables, accessing interpolating within strings parameters, accessing references passing values by returning values by regular expressions, using inside of returning failure skipping selected return values timing execution values, returning more than one variable functions, calling variable number or arguments, creating XSLT stylesheet, calling from functionString( ) inside XSL stylesheet 2nd "fuzz factor" calculations fwrite( ) 2nd |