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2.6.8 /JOURNAL . . ............................................ 2–14
2.6.9 /MODIFY . . . ............................................ 2–15
2.6.10 /OUTPUT . . . ............................................ 2–16
2.6.11 /READ_ONLY ............................................ 2–17
2.6.12 /RECOVER . . ............................................ 2–18
2.6.13 /SECTION . . ............................................ 2–19
2.6.14 /START_POSITION . . . .................................... 2–20
3 DEC Text Processing Utility Data Types
3.1 Array Data Type ............................................ 3–2
3.2 Buffer Data Type ............................................ 3–3
3.3 Integer Data Type ........................................... 3–4
3.4 Keyword Data Type .......................................... 3–5
3.5 Learn Data Type ............................................ 3–7
3.6 Marker Data Type ........................................... 3–8
3.7 Pattern Data Type ........................................... 3–10
3.7.1 Using Pattern Built-In Procedures and Keywords ................ 3–12
3.7.2 Using Keywords to Build Patterns ............................ 3–12
3.7.3 Using Pattern Operators ................................... 3–13
3.7.3.1 + (Pattern Concatenation Operator) ........................ 3–13
3.7.3.2 & (Pattern Linking Operator) ............................ 3–13
3.7.3.3 | (Pattern Alternation Operator) ......................... 3–14
3.7.3.4 @ (Partial Pattern Assignment Operator) ................... 3–14
3.7.3.5 Relational Operators ................................... 3–15
3.7.4 Compiling and Executing Patterns ........................... 3–16
3.7.5 Searching for a Pattern .................................... 3–16
3.7.6 Anchoring a Pattern . . . .................................... 3–17
3.8 Process Data Type ........................................... 3–18
3.9 Program Data Type .......................................... 3–18
3.10 Range Data Type ............................................ 3–19
3.11 String Data Type ............................................ 3–20
3.12 Unspecified Data Type ........................................ 3–21
3.13 Widget Data Type ........................................... 3–22
3.14 Window Data Type ........................................... 3–22
3.14.1 Defining Window Dimensions ................................ 3–23
3.14.2 Creating Windows ........................................ 3–23
3.14.3 Displaying Window Values .................................. 3–24
3.14.4 Mapping Windows ........................................ 3–24
3.14.5 Removing Windows . . . .................................... 3–25
3.14.6 Using the Screen Manager .................................. 3–25
3.14.7 Getting Information on Windows . ............................ 3–25
3.14.8 Terminals That Do Not Support Windows . . . ................... 3–26
4 Lexical Elements of the DEC Text Processing Utility Language
4.1 Overview .................................................. 4–1
4.2 Case Sensitivity of Characters .................................. 4–1
4.3 Character Sets . . ............................................ 4–2
4.3.1 DEC Multinational Character Set (DEC_MCS) .................. 4–2
4.3.2 ISO Latin1 Character Set (ISO_LATIN1) ....................... 4–3
4.3.3 General Character Sets .................................... 4–3
4.3.4 Entering Control Characters ................................ 4–3
4.3.5 DECTPU Symbols ........................................ 4–4
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