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Index: T

• \t tab character assertion: The Regular Expression Bestiary (Developing Perl)
• \t (tab) sequence: Escaped Sequences (Perl tutorial)
• -T switch, perl: Security features (Advanced Perl Developing)
• • Command-Line Options (Perl tutorial)
• -t file test operator: Testing Whether a Program Is Running Interactively (Perl tutorial)
• • File Test Operators (Perl tutorial)
• -t (tty) file test: Named Unary and File Test Operators (Developing Perl)
• t command (debugger): Reference: t (Perl tutorial)
• tables: Arrays of Arrays (Developing Perl)
• • (see also multidimensional arrays)
• -tabs option (Text): The Text Widget (Perl tutorial)
• tag() (HTML::Parser): Reference: tag (Perl tutorial)
• tagAdd() (Text widget): Tags (Perl tutorial)
• tagBind() (Text widget): Tags (Perl tutorial)
• tagCget() (Text widget): Tags (Perl tutorial)
• tagConfigure() (Text widget): Tags (Perl tutorial)
• tagDelete() (Text widget): Tags (Perl tutorial)
• tagged styles, widget: Using tags to change properties of text ranges (Advanced Perl Developing)
• tagLower() (Text widget): Tags (Perl tutorial)
• tagNames() (Text widget): Tags (Perl tutorial)
• tagNextrange(): Tags (Perl tutorial)
• tagRaise() (Text widget): Tags (Perl tutorial)
• tagRanges() (Text widget): Tags (Perl tutorial)
• tagRemove() (Text widget): Tags (Perl tutorial)
• tags (HTML and XML), transforming text to: Defining Your Own Assertions (Developing Perl)
• tags, symbol sets, Exporter: Tag-handling utility functions (Developing Perl)
• tags, with Text widgets: Tags (Perl tutorial)
• tailwtmp program: Program: tailwtmp (Perl tutorial)
• taint
• • functions returning tainted data: Perl Functions in Alphabetical Order (Developing Perl)
  • taint checking code: Handling Insecure Code (Developing Perl)
  • taint checks: Handling Insecure Data (Developing Perl)
  • taint mode
  • • automatic enabling of: Handling Insecure Data (Developing Perl)
    • enabling explicitly with -T switch: Handling Insecure Data (Developing Perl)
    • programs needing to run with: Handling Insecure Data (Developing Perl)
  • taint mode, using: Security (Developing Perl)
  • tainted data, detecting and laundering: Detecting and Laundering Tainted Data (Developing Perl)
• taint checking: Security features (Advanced Perl Developing)
• • Command-Line Options (Perl tutorial)
  • Networking Servers (Developing Perl)
  • Switches (Developing Perl)
• taint mode: Trojan horses (Advanced Perl Developing)
• • Writing a Safe CGI Program (Perl tutorial)
• taintperl program: Previous Perl Traps (Developing Perl)
• -takefocus option (widgets): Common Widget Configuration Options (Perl tutorial)
• tan(): Calculating More Trigonometric Functions (Perl tutorial)
• tan function: atan2 (Developing Perl)
• tangent: atan2 (Developing Perl)
• tarballs (.tar.gz files): Using CPAN Modules (Developing Perl)
• • (see also tar files)
• tarring, Perl modules for: The CPAN modules Directory (Developing Perl)
• tcapdemo program (example): Program: Small termcap program (Perl tutorial)
• tcgrep program: Program: tcgrep (Perl tutorial)
• Tcl language: Introduction to GUIs, Tk, and Perl/Tk (Advanced Perl Developing)
• • Why Perl? (Advanced Perl Developing)
  • dynamic evaluation versus subroutines: Tcl (Advanced Perl Developing)
  • modular developing in: Tcl (Advanced Perl Developing)
  • object orientation of: Tcl (Advanced Perl Developing)
  • references in: Tcl (Advanced Perl Developing)
  • run-time evaluation and error handling: Tcl (Tool Command Language) (Advanced Perl Developing)
  • trace command: Tcl (Advanced Perl Developing)
• TCP: Networking Clients (Developing Perl)
• • over Internet-domain sockets: Sockets (Developing Perl)
• cloisters: Cloistered Pattern Modifiers (Developing Perl)
• TCP clients/servers: Networking Clients (Developing Perl)
• TCP/IP (Transmission Control Protocol/Internet Protocol)
• • host files, generating: Generating Host Files (Perl for System Administration)
  • name services: NIS, NIS+, and WINS (Perl for System Administration)
• TCP/IP (Transport Control Protocol/IP): Networking Primer (Advanced Perl Developing)
• • communicating over: Communicating over TCP (Perl tutorial)
  • writing clients: Writing a TCP Client (Perl tutorial)
  • writing servers: Writing a TCP Server (Perl tutorial)
• TCP_NODELAY socket option: Communicating over TCP (Perl tutorial)
• TCPVstat program: Tracking Operations on Windows/2000 (Perl for System Administration)
• tcpwrappers program: Read-Remember-Process (Perl for System Administration)
• tctee program: Program: tctee (Perl tutorial)
• tear-off menus: Creating Menus with Tk (Perl tutorial)
• -tearoff option
• • Menu widget: The Menu Widget (Perl tutorial)
  • Menubutton widget: The Menubutton Widget (Perl tutorial)
  • Optionmenu widget: The Optionmenu Widget (Perl tutorial)
• tee program, Unix: Creative Filehandles (Developing Perl)
• tell(): Introduction (Perl tutorial)
• • Reference: tell (Perl tutorial)
• tell function: tell (Developing Perl)
• • using on tied filehandle: Filehandle-Tying Methods (Developing Perl)
• telldir(): Reference: telldir (Perl tutorial)
• telldir function: telldir (Developing Perl)
• telnet, simulating from programs: Simulating Telnet from a Program (Perl tutorial)
• template(): Creating HTML Templates (Perl tutorial)
• template files: Jeeves Example (Advanced Perl Developing)
• TemplateParser module: Jeeves Overview (Advanced Perl Developing)
• templates
• • for modules: Example: Module Template (Perl tutorial)
  • for outputting data: Formats (Perl tutorial)
  • HTML: Creating HTML Templates (Perl tutorial)
  • parsing: Template Parser (Advanced Perl Developing)
• templates, characters for pack/unpack: pack (Developing Perl)
• templates, strings: pack (Developing Perl)
• temporaries stack: Inside Other Stacks (Advanced Perl Developing)
• temporary aliases: Temporary Aliases (Advanced Perl Developing)
• temporary files: Creating Temporary Files (Perl tutorial)
• • Modifying a File in Place with Temporary File (Perl tutorial)
  • Modifying a File in Place Without a Temporary File (Perl tutorial)
• temporary files, security risks with: Temporary Files (Developing Perl)
• temporary values: Built-in Data Types (Developing Perl)
• Tengwar script: Effects of Character Semantics (Developing Perl)
• Term modules
• • Term::ANSIColor module: Changing Text Color (Perl tutorial)
  • Term::Cap module: Clearing the Screen (Perl tutorial)
  • • Program: Small termcap program (Perl tutorial)
    • Term::Cap (Perl tutorial)
  • Term::Complete module: Term::Complete (Perl tutorial)
  • Term::ReadKey module: Reformatting Paragraphs (Perl tutorial)
  • • checking for waiting input: Checking for Waiting Input (Perl tutorial)
    • determining window size: Determining Terminal or Window Size (Perl tutorial)
    • reading from keyboard: Reading from the Keyboard (Perl tutorial)
    • reading passwords: Reading Passwords (Perl tutorial)
  • Term::ReadLine module: Editing Input (Perl tutorial)
  • • Term::ReadLine (Perl tutorial)
    • Term::ReadLine::Gnu module: Editing Input (Perl tutorial)
• Term::Cap module: User Interfaces (Developing Perl)
• Term::Complete module: User Interfaces (Developing Perl)
• terminal, setting for debugging I/O: Unattended Execution (Developing Perl)
• terminating
• • infinite loop: for Loops (Developing Perl)
  • processes: kill (Developing Perl)
• Term::ReadKey modlue: getc (Developing Perl)
• termios interface: Using POSIX termios (Perl tutorial)
• Term\:\:ReadKey module: Preventing Suspicious Activities (Perl for System Administration)
• Term::ReadLine module: Editor Support for Debugging (Developing Perl)
• • User Interfaces (Developing Perl)
• Term::Rendezvous module: Unattended Execution (Developing Perl)
• • precedence of: (Developing Perl) 3.1. Terms and List Operators (Leftward)
  • relationships among, expressing with operators: Unary and Binary Operators (Developing Perl)
• terms in Perl: Built-in Data Types (Developing Perl)
• test command (CPAN.pm): Reference: test (Perl tutorial)
• test command (Unix): How to Do It (Developing Perl)
• Test module: Development Support (Developing Perl)
• Test modules: Test (Perl tutorial)
• • Test::Harness (Perl tutorial)
• test operators (files): Some File Test Operators (Developing Perl)
• Test::Harness module: Development Support (Developing Perl)
• testing
• • for tainted data: Detecting and Laundering Tainted Data (Developing Perl)
  • if defined: defined (Developing Perl)
• testing modules: Creating CPAN Modules (Developing Perl)
• • external testing: External Testing (Developing Perl)
  • internal testing: Internal Testing (Developing Perl)
• test.pl: Creating Extensions (Developing Perl)
• • XSUB Input and Output (Developing Perl)
• Tetris GUI (example): GUI Example: Tetris (Advanced Perl Developing)
• text
• • color: Changing Text Color (Perl tutorial)
  • Entry widgets: Entry (Advanced Perl Developing)
  • • The entry widget (Advanced Perl Developing)
  • lexical scope and: Names (Developing Perl)
  • Perl modules for: The CPAN modules Directory (Developing Perl)
  • • String Processing, Language Text Processing, Parsing, and Searching (Developing Perl)
  • perlman viewer (example): GUI Example: Man Page Viewer (Advanced Perl Developing)
  • pod data, converting to formatted ASCII: Documentation Support (Developing Perl)
  • positioning: Inserting text at absolute positions (Advanced Perl Developing)
  • processing, Perl capabilities: Pattern Matching (Developing Perl)
  • scrolling: Scrollbars and Scrolling (Advanced Perl Developing)
  • translating to/from pod: Reference: pod2text (Perl tutorial)
  • Unicode as international medium for: Unicode (Developing Perl)
  • wrapping: Pod::Text (Perl tutorial)
  • • Accessing Formatting Internals (Developing Perl)
• text editors, scripts, entering into: How to Do It (Developing Perl)
• text files, -T (file test) operator: Some File Test Operators (Developing Perl)
• text indexes (Entry widgets): Text Indexes (Perl tutorial)
• Text modules: Text::Abbrev (Perl tutorial)
• • Text::Abbrev module: Text::Abbrev (Perl tutorial)
  • Text::ParseWords module: Parsing Comma-Separated Data (Perl tutorial)
  • • Text::ParseWords (Perl tutorial)
  • Text::Soundex module: Soundex Matching (Perl tutorial)
  • • Text::Soundex (Perl tutorial)
  • Text::Tabs module: Expanding and Compressing Tabs (Perl tutorial)
  • • Text::Tabs (Perl tutorial)
  • Text::Template module: Creating HTML Templates (Perl tutorial)
  • Text::Wrap module: Reformatting Paragraphs (Perl tutorial)
  • • Text::Wrap (Perl tutorial)
• -text option
• • Button widget: The Button Widget (Perl tutorial)
  • Checkbutton widget: The Checkbutton Widget (Perl tutorial)
  • Label widget: The Label Widget (Perl tutorial)
  • Menubutton widget: The Menubutton Widget (Perl tutorial)
  • Optionmenu widget: The Optionmenu Widget (Perl tutorial)
  • Radiobutton widget: The Radiobutton Widget (Perl tutorial)
• Text widgets (Perl/Tk): Text (Advanced Perl Developing)
• • Text and Entry (Advanced Perl Developing)
  • The Text Widget (Perl tutorial)
• Text::Abbrev module: String Processing, Language Text Processing, Parsing, and Searching (Developing Perl)
• textarea() (CGI.pm): Reference: textarea (Perl tutorial)
• textfield() (CGI.pm): Reference: textfield (Perl tutorial)
• -textvariable option
• • Button widget: The Button Widget (Perl tutorial)
  • Checkbutton widget: The Checkbutton Widget (Perl tutorial)
  • Entry widget: The Entry Widget (Perl tutorial)
  • Label widget: The Label Widget (Perl tutorial)
  • Menubutton widget: The Menubutton Widget (Perl tutorial)
  • Optionmenu widget: The Optionmenu Widget (Perl tutorial)
  • Radiobutton widget: The Radiobutton Widget (Perl tutorial)
• Text::ParseWords module: String Processing, Language Text Processing, Parsing, and Searching (Developing Perl)
• Text::Wrap module: String Processing, Language Text Processing, Parsing, and Searching (Developing Perl)
• Thompson, Ken: Record-Oriented Approach (Advanced Perl Developing)
• Thread method: Thread creation (Developing Perl)
• thread model
• • control, passing between threads: Condition variables (Developing Perl)
  • data access: Data Access (Developing Perl)
• Thread module: Thread (Perl tutorial)
• • The Thread Module (Developing Perl)
  • detach method, shutting down threads with: The detach method (Developing Perl)
  • identifying threads: Identifying threads (Developing Perl)
  • join method, catching exceptions from: Catching exceptions from join (Developing Perl)
  • thread creation: Thread creation (Developing Perl)
  • thread destruction: Thread destruction (Developing Perl)
  • Thread::Queue module: Thread::Queue (Perl tutorial)
  • Thread::Semaphore module: Thread::Semaphore (Perl tutorial)
  • Thread::Signal module: Thread::Signal (Perl tutorial)
  • Thread::Specific module: Thread::Specific (Perl tutorial)
  • yielding the processor: Yielding the processor (Developing Perl)
• Thread::Queue module: Queues (Developing Perl)
• threads: Threads (Developing Perl)
• • lock (Developing Perl)
  • locked and method attributes, using: New Tricks (Developing Perl)
  • locking: lock (Developing Perl)
  • multiple, in single interpreter: Executing Your Code (Developing Perl)
  • process model: The Process Model (Developing Perl)
  • thread model: The Thread Model (Developing Perl)
• Thread::Semaphore module: The Thread Model (Developing Perl)
• • Condition variables (Developing Perl)
  • Semaphores (Developing Perl)
• -tickinterval option (Scale): The Scale Widget (Perl tutorial)
• Thread::Signal module: Other standard threading modules (Developing Perl)
• tid method: Identifying threads (Developing Perl)
• tidy_body() (Mail::Internet): Reference: tidy_body (Perl tutorial)
• tie(): Creating Magic Variables with tie (Perl tutorial)
• • Making and Using a DBM File (Perl tutorial)
  • Reference: tie (Perl tutorial)
• tie function: Tied Variables (Developing Perl)
• • tie (Developing Perl)
  • use or require declarations and: Tied Variables (Developing Perl)
• tie modules on CPAN: Tie Modules on CPAN (Developing Perl)
• tie statement: Tie (Advanced Perl Developing)
• • anonymous values: tie works with anonymous values (Advanced Perl Developing)
  • arrays: Tying Arrays (Advanced Perl Developing)
  • filehandles: Tying Filehandles (Advanced Perl Developing)
  • hashes: Tying Hashes (Advanced Perl Developing)
  • monitoring variables (example): Example: Monitoring Variables (Advanced Perl Developing)
  • scalars: Tying Scalars (Advanced Perl Developing)
  • Text widgets and: Text widget and ties (Advanced Perl Developing)
• Tie modules
• • Tie::Array module: Tie::Array, Tie::StdArray (Perl tutorial)
  • Tie::Handle module: Tie::Handle (Perl tutorial)
  • Tie::Hash module: Tie::Hash, Tie::StdHash (Perl tutorial)
  • Tie::IxHash module: Retrieving from a Hash in Insertion Order (Perl tutorial)
  • Tie::RefHash module: Hashing References (Perl tutorial)
  • • Tie::RefHash (Perl tutorial)
  • Tie::Scalar module: Tie::Scalar, Tie::StdScalar (Perl tutorial)
  • Tie::StdArray module: Tie::Array, Tie::StdArray (Perl tutorial)
  • Tie::StdHash module: Tie::Hash, Tie::StdHash (Perl tutorial)
  • Tie::StdScalar module: Tie::Scalar, Tie::StdScalar (Perl tutorial)
  • Tie::SubstrHash module: Tie::SubstrHash (Perl tutorial)
• TIEARRAY method: TIEARRAY Example: File as an Array (Advanced Perl Developing)
• • Creating Magic Variables with tie (Perl tutorial)
• Tie::Array module: Tying Arrays (Developing Perl)
• • Convenient Classes (Developing Perl)
  • SPLICE subroutine, using: Array-Tying Methods (Developing Perl)
• Tie::Counter module: Magical Counter Variables (Developing Perl)
• tied(): Reference: tied (Perl tutorial)
• tied function: Tied Variables (Developing Perl)
• • tied (Developing Perl)
• Tie::DBI module: Tie Modules on CPAN (Developing Perl)
• Tie::DevNull module: Creative Filehandles (Developing Perl)
• Tie::DevRandom module: Creative Filehandles (Developing Perl)
• TieFile facility (example): TIEARRAY Example: File as an Array (Advanced Perl Developing)
• TIEHANDLE method: Creating Magic Variables with tie (Perl tutorial)
• TIEHASH method: Creating Magic Variables with tie (Perl tutorial)
• Tie::Hash module: Tying Hashes (Developing Perl)
• • Convenient Classes (Developing Perl)
• Tie::Persistent module: Tie Modules on CPAN (Developing Perl)
• Tie::RefHash module: Convenient Classes (Developing Perl)
• TIESCALAR method: Tying Scalars (Advanced Perl Developing)
• • Creating Magic Variables with tie (Perl tutorial)
• Tie::Scalar module: Tying Scalars (Developing Perl)
• • Convenient Classes (Developing Perl)
• Tie::SecureHash module: Using Closures for Private Objects (Developing Perl)
• • Tie Modules on CPAN (Developing Perl)
• Tie::StdArray module: Tying Arrays (Developing Perl)
• Tie::StdHash module: Tying Hashes (Developing Perl)
• Tie::StdScalar module: Tying Scalars (Developing Perl)
• Tie::SubstrHash module: Convenient Classes (Developing Perl)
• Tie::Syslog module: Tie Modules on CPAN (Developing Perl)
• Tie::Tee module: Creative Filehandles (Developing Perl)
• Tie::VecArray module: Tie Modules on CPAN (Developing Perl)
• Tie::Watch module: Tie Modules on CPAN (Developing Perl)
• tilde, home directory expansion of: glob (Developing Perl)
• time(): Introduction (Perl tutorial)
• • Reference: time (Perl tutorial)
• time base ($^T): Special Variables in Alphabetical Order (Developing Perl)
• time function: time (Developing Perl)
• • Data Types (Developing Perl)
• time operator
• time-outs, eval for: Using Eval for Time-Outs (Advanced Perl Developing)
• TimeConvert() (Win32::Internet): Reference: TimeConvert (Perl tutorial)
• timegm(): Introduction (Perl tutorial)
• • Converting DMYHMS to Epoch Seconds (Perl tutorial)
• Time::gmtime module: Operating System Interfaces (Developing Perl)
• timelocal(): Introduction (Perl tutorial)
• • Converting DMYHMS to Epoch Seconds (Perl tutorial)
• timelocal subroutine: localtime (Developing Perl)
• Time::localtime module: Operating System Interfaces (Developing Perl)
• timeout()
• • IO::Socket module: Reference: timeout (Perl tutorial)
  • LWP::UserAgent module: Reference: timeout (Perl tutorial)
• Timeout option (IO::Socket::INET): IO::Socket::INET Reference (Perl tutorial)
• Timer::HiRes module: alarm (Developing Perl)
• timers: Msg: Messaging Toolkit (Advanced Perl Developing)
• • Timers (Advanced Perl Developing)
  • high-resolution: High-Resolution Timers (Perl tutorial)
  • Timer module: Example: Stopwatch (Advanced Perl Developing)
• times(): Reference: times (Perl tutorial)
• times function: times (Developing Perl)
• • The CPAN modules Directory (Developing Perl)
• timestamps: Getting and Setting Timestamps (Perl tutorial)
• time2str() (HTTP::Date): Reference: time2str (Perl tutorial)
• Time::tm module: Operating System Interfaces (Developing Perl)
• timing
• • comparing for subroutines' execution: The Perl Profiler (Developing Perl)
  • glitches, handling: Handling Timing Glitches (Developing Perl)
  • • in race conditions, handling: Handling Race Conditions (Developing Perl)
    • temporary files: Temporary Files (Developing Perl)
    • Unix kernel security bugs: Unix Kernel Security Bugs (Developing Perl)
  • running times of alternate code versions, comparing: Benchmark (Developing Perl)
  • script running: Named Unary and File Test Operators (Developing Perl)
  • with alarms: alarm (Developing Perl)
• timing out operations: Timing Out an Operation (Perl tutorial)
• timing out slow operations: Timing Out Slow Operations (Developing Perl)
• title() (Frame widget): Toplevel Methods (Perl tutorial)
• Title() (Win32::Console): Reference: Title (Perl tutorial)
• titlecase
• • \u and ucfirst function, using in conversions: The tr/// Operator (Transliteration) (Developing Perl)
  • ucfirst, translating to: Effects of Character Semantics (Developing Perl)
• Tix extension library: Introduction to GUIs, Tk, and Perl/Tk (Advanced Perl Developing)
• Tk: The CPAN modules Directory (Developing Perl)
• • User Efficiency (Developing Perl)
  • (see also Perl/Tk)
• tkRunning option (debugger): Debugger Options (Developing Perl)
• tksample4 program (example): Creating Dialog Boxes with Tk (Perl tutorial)
• tkshufflepod program (example): Program: tkshufflepod (Perl tutorial)
• TLI (Transport Layer Interface): Networking Primer (Advanced Perl Developing)
• tmpfile() (POSIX module): Creating Temporary Files (Perl tutorial)
• tmpnam() (POSIX module): Creating Temporary Files (Perl tutorial)
• tmps_stack: Inside Other Stacks (Advanced Perl Developing)
• -to option (Scale): The Scale Widget (Perl tutorial)
• to()
• • Mail::Send module: Reference: to (Perl tutorial)
  • Net::SMTP module: Reference: to (Perl tutorial)
• today's date: Finding Today's Date (Perl tutorial)
• toggle() (Checkbutton): Checkbutton Methods (Perl tutorial)
• toggling trace mode (debugger): Tracing (Developing Perl)
• tokenization: How Perl Works (Developing Perl)
• • (see also lexical analysis)
• tokens: Molecules (Developing Perl)
• • Compiling Your Code (Developing Perl)
  • ambiguous characters, problems with: Named Unary and File Test Operators (Developing Perl)
  • parsing text into list of: String Processing, Language Text Processing, Parsing, and Searching (Developing Perl)
• top-level package: Name Lookups (Developing Perl)
• top-level window, Perl/Tk: Starting with Perl/Tk (Advanced Perl Developing)
• top-of-form processing: Formats (Developing Perl)
• • select (output filehandle) (Perl Developing)
  • write (Developing Perl)
• top-of-page processing: Special Variables in Alphabetical Order (Developing Perl)
• top program: Examining the Kernel Process Structures (Perl for System Administration)
• • file operations on Unix: Tracking Operations in Unix (Perl for System Administration)
  • network host data, databases for: Generating Host Files (Perl for System Administration)
  • • Unix: Tracking Operations in Unix (Perl for System Administration)
    • Windows/2000: Tracking Operations on Windows/2000 (Perl for System Administration)
  • open files: Tracking Operations on Windows/2000 (Perl for System Administration)
  • • on Unix: Tracking Operations in Unix (Perl for System Administration)
    • on Windows/2000: Tracking Operations on Windows/2000 (Perl for System Administration)
  • Windows/2000: Tracking Operations on Windows/2000 (Perl for System Administration)
• top() (Net::POP3): Reference: top (Perl tutorial)
• topicalization: Simplicities (Developing Perl)
• toplevel widget (Perl/Tk): The Toplevel Widget (Perl tutorial)
• tr/// pattern match operator
• • Pattern-Matching Operators (Perl tutorial)
  • ~ operator with: Accessing Substrings (Perl tutorial)
  • converting case with: Controlling Case (Perl tutorial)
• tr/// (transliteration) operator: Pattern-Matching Operators (Developing Perl)
• • The tr/// Operator (Transliteration) (Perl Developing)
  • tr/// (Developing Perl)
  • y// (Developing Perl)
  • =~ and !~ binding operators, using with: Pattern-Matching Operators (Developing Perl)
  • characters, transliterating with: Effects of Character Semantics (Developing Perl)
  • modifiers for: Pattern Modifiers (Developing Perl)
• trace() (DBI): Reference: trace (Perl tutorial)
• tracing, stack backtrace, debugger T command: Tracing (Developing Perl)
• tracing, stack backtrace (debugger command): Using the Debugger (Developing Perl)
• trailing growing files: Trailing a Growing File (Perl tutorial)
• trailing spaces in string comparisons: Relational Operators (Developing Perl)
• trailing whitespace, removing: Trimming Blanks from the Ends of a String (Perl tutorial)
• transactions: Persistence Issues (Advanced Perl Developing)
• • Transactions (Advanced Perl Developing)
• transient() (Frame widget): Toplevel Methods (Perl tutorial)
• translating between languages: Generating Perl in Other Languages (Developing Perl)
• translation: tr/// (Developing Perl)
• • y// (Developing Perl)
• translator: Translator (Advanced Perl Developing)
• translators: Pod tutorial (Developing Perl)
• • Pod Translators and Modules (Developing Perl)
• Pod::Checker module: Documentation Support (Developing Perl)
• transliteration escapes, processing by Perl regex compiler: When backslashes happen (Developing Perl)
• transparency: Persistence Issues (Advanced Perl Developing)
• • Implementing Object Persistence (Advanced Perl Developing)
  • Design Goals (Advanced Perl Developing)
• transparently persistent data structures: Transparently Persistent Data Structures (Perl tutorial)
• transport protocols: Sockets (Perl tutorial)
• trapping, exceptions: eval (Developing Perl)
• out-of-memory errors: Special Variables in Alphabetical Order (Developing Perl)
• trapping undefined function calls: Trapping Undefined Function Calls with AUTOLOAD (Perl tutorial)
• traverse() (HTML::Parser): Reference: traverse (Perl tutorial)
• traversing hashes: Traversing a Hash (Perl tutorial)
• tree structures: Program: Binary Trees (Perl tutorial)
• triggers: What DBI does not provide (Advanced Perl Developing)
• trigonometry: Doing Trigonometry in Degrees, not Radians (Perl tutorial)
• trigonometry, Math::Trig module: Data Types (Developing Perl)
• trinary operators: Operators (Developing Perl)
• • Unary and Binary Operators (Developing Perl)
  • ?: as: Conditional Operator (Developing Perl)
  • • Case Structures (Developing Perl)
  • overloading, not working with: The overload Pragma (Developing Perl)
• Trojan horses: Trojan horses (Advanced Perl Developing)
• troubleshooting: The Perl Debugger (Developing Perl)
• • (see also debugging)
  • C code: Traps (Developing Perl)
• -troughcolor option
• • Scale widget: The Scale Widget (Perl tutorial)
  • Scrollbar widget: The Scrollbar Widget (Perl tutorial)
• true values: Singularities (Developing Perl)
• truncate(): Introduction (Perl tutorial)
• • Reference: truncate (Perl tutorial)
• truncate function: truncate (Developing Perl)
• argument list: Debugger Options (Developing Perl)
• truth (Boolean): Introduction (Perl tutorial)
• truth conditions, evaluating with if and unless statements: The if and unless statements (Developing Perl)
• truth values, evaluating for: What Is Truth? (Developing Perl)
• try block: eval (Developing Perl)
• tsc_permute program (example): Program: permute (Perl tutorial)
• tty: Bidirectional Communication (Developing Perl)
• tty devices, testing for: Testing Whether a Program Is Running Interactively (Perl tutorial)
• TTY option (PERLDB_OPTS): Customizing the Debugger (Perl tutorial)
• TurboPerl program: Using Window Management Instrumentation (WMI) (Perl for System Administration)
• two-dimensional arrays
• • creating and accessing: Creating and Accessing a Two-Dimensional Array (Developing Perl)
  • creating your own: Growing Your Own (Developing Perl)
• tying: Reference: tied (Perl tutorial)
• tying variables: References Don't Work as Hash Keys (Developing Perl)
• • Tied Variables (Developing Perl)
  • arrays: Tying Arrays (Developing Perl)
  • filehandles: Tying Filehandles (Developing Perl)
  • hashes: Tying Hashes (Developing Perl)
  • scalars: Tying Scalars (Developing Perl)
  • untying trap: Subtle Untying Trap (Developing Perl)
• type()
• • Canvas widget: Canvas Methods (Perl tutorial)
  • Menu widget: Menu Methods (Perl tutorial)
  • Net::FTP module: Reference: type (Perl tutorial)
• type-checking hints: Peek into the Future (Advanced Perl Developing)
• Type option
• • IO::Socket::INET module: IO::Socket::INET Reference (Perl tutorial)
  • IO::Socket::UNIX module: IO::Socket::UNIX Reference (Perl tutorial)
  • Win32::OLE::Variant module: Reference: Type (Perl tutorial)
• typecasting operator (in C): Operators Missing from Perl (Developing Perl)
• typed referents: Introduction (Perl tutorial)
• typedefs (C language): Internal Data Types (Developing Perl)
• typeglob prototype symbol (*): Prototypes (Perl tutorial)
• typeglobs: Typeglobs (Advanced Perl Developing)
• • Typeglobs and Symbol Tables (Advanced Perl Developing)
  • Typeglobs (Advanced Perl Developing)
  • Glob Values and Symbol Tables (Advanced Perl Developing)
  • Program: psgrep (Perl tutorial)
  • Storing Filehandles in Variables (Perl tutorial)
  • Copying Filehandles (Perl tutorial)
  • Saving Global Values (Perl tutorial)
  • Names (Developing Perl)
  • Variable Syntax (Developing Perl)
  • References (Developing Perl)
  • Other Tricks You Can Do with Hard References (Developing Perl)
  • anonymous: Handle References (Developing Perl)
  • aliasing on command line: Aliasing on command lines (Advanced Perl Developing)
  • anonymous, generating with Symbol module: Data Types (Developing Perl)
  • autovivification of: Filehandle-Tying Methods (Developing Perl)
  • filehandle references, creating: Handle References (Developing Perl)
  • for filehandles: Filehandles, Directory Handles, and Formats (Advanced Perl Developing)
  • in symbol table hashes: Symbol Tables (Developing Perl)
  • IO\:\:Handle object: Symbol Table References (Developing Perl)
  • local function, using with: local (Developing Perl)
  • my operator with: Temporary Aliases (Advanced Perl Developing)
  • printing contents of: Debugger Options (Developing Perl)
  • prototype symbol (*): Variable Syntax (Developing Perl)
  • • Handle References (Developing Perl)
  • references and: References to Typeglobs (Advanced Perl Developing)
  • selective aliases: Selective Aliasing (Advanced Perl Developing)
  • storing attributes with: Attribute Storage Using Typeglobs (Advanced Perl Developing)
  • subroutines, resolving to: Method Invocation (Developing Perl)
  • symbol table aliasing with: Symbol Tables (Developing Perl)
  • temporary aliases: Temporary Aliases (Advanced Perl Developing)
  • variable suicide: Typeglobs and Symbol Tables (Advanced Perl Developing)
  • • Aliasing Problem: Variable Suicide (Advanced Perl Developing)
  • variables, tying to classes via: Tied Variables (Developing Perl)
• typemap: XS and XSUBs (Developing Perl)
• typemaps
• • SWIG tool and: SWIG Features (Advanced Perl Developing)
  • • SWIG Typemaps (Advanced Perl Developing)
  • XS tool: XS Typemaps: An Introduction (Advanced Perl Developing)
• typing variables
• • scalars: Scalar Values (Developing Perl)
  • subtypes, converting between: Scalar Values (Developing Perl)

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