\entry {What is awk}{1}{What is {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {Uses of awk}{1}{Uses of {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {Acronym}{1}{Acronym}
\entry {History of awk}{1}{History of {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {Manual, using this}{9}{Manual, using this}
\entry {Using this manual}{9}{Using this manual}
\entry {Language, awk}{9}{Language, {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {Program, awk}{9}{Program, {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {awk language}{9}{{\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {} language}
\entry {awk program}{9}{{\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {} program}
\entry {Input file, sample}{9}{Input file, sample}
\entry {Sample input file}{9}{Sample input file}
\entry {`{\fam \ttfam \tentt \rawbackslash \frenchspacing BBS-list}'\hbox {} file}{9}{`{\fam \ttfam \tentt \rawbackslash \frenchspacing BBS-list}'\hbox {} file}
\entry {`{\fam \ttfam \tentt \rawbackslash \frenchspacing inventory-shipped}'\hbox {} file}{10}{`{\fam \ttfam \tentt \rawbackslash \frenchspacing inventory-shipped}'\hbox {} file}
\entry {Script, definition of}{11}{Script, definition of}
\entry {Rule, definition of}{11}{Rule, definition of}
\entry {Pattern, definition of}{11}{Pattern, definition of}
\entry {Action, definition of}{11}{Action, definition of}
\entry {Program, definition of}{11}{Program, definition of}
\entry {Basic function of gawk}{11}{Basic function of {\fam \ttfam \tentt \rawbackslash \frenchspacing gawk}\hbox {}}
\entry {Action, curly braces}{11}{Action, curly braces}
\entry {Curly braces}{11}{Curly braces}
\entry {print $0}{11}{{\fam \ttfam \tentt \rawbackslash \frenchspacing print $0}\hbox {}}
\entry {Action, default}{11}{Action, default}
\entry {Pattern, default}{11}{Pattern, default}
\entry {Default action}{11}{Default action}
\entry {Default pattern}{11}{Default pattern}
\entry {How gawk works}{12}{How gawk works}
\entry {Command line formats}{14}{Command line formats}
\entry {Running gawk programs}{14}{Running gawk programs}
\entry {Single quotes, why they are needed}{15}{Single quotes, why they are needed}
\entry {Standard input}{15}{Standard input}
\entry {Input, standard}{15}{Input, standard}
\entry {Case sensitivity and gawk}{16}{Case sensitivity and gawk}
\entry {Pattern, case sensitive}{16}{Pattern, case sensitive}
\entry {running long programs}{16}{running long programs}
\entry {-f option}{16}{-f option}
\entry {program file}{16}{program file}
\entry {file, awk program}{16}{file, {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {} program}
\entry {Executable Scripts}{17}{Executable Scripts}
\entry {Scripts, Executable}{17}{Scripts, Executable}
\entry {Self contained Programs}{17}{Self contained Programs}
\entry {Program, Self contained}{17}{Program, Self contained}
\entry {#!}{17}{#!}
\entry {Shell Scripts}{17}{Shell Scripts}
\entry {Scripts, Shell}{17}{Scripts, Shell}
\entry {Command Line}{18}{Command Line}
\entry {Invocation of gawk}{18}{Invocation of {\fam \ttfam \tentt \rawbackslash \frenchspacing gawk}\hbox {}}
\entry {Arguments, Command Line}{18}{Arguments, Command Line}
\entry {Options, Command Line}{18}{Options, Command Line}
\entry {Multiple passes over data}{19}{Multiple passes over data}
\entry {Passes, Multiple}{19}{Passes, Multiple}
\entry {Comments}{19}{Comments}
\entry {Use of comments}{19}{Use of comments}
\entry {Documenting awk programs}{19}{Documenting {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {} programs}
\entry {Programs, documenting}{19}{Programs, documenting}
\entry {Backslash Continuation}{20}{Backslash Continuation}
\entry {Continuing statements on the next line}{20}{Continuing statements on the next line}
\entry {Multiple statements on one line}{21}{Multiple statements on one line}
\entry {When to use awk}{21}{When to use {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {Applications of awk}{21}{Applications of {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {Emacs Lisp}{21}{Emacs Lisp}
\entry {Reading files, general}{23}{Reading files, general}
\entry {Input, general}{23}{Input, general}
\entry {Standard input}{23}{Standard input}
\entry {Input, standard}{23}{Input, standard}
\entry {General input}{23}{General input}
\entry {Record separator, RS}{23}{Record separator, {\fam \ttfam \tentt \rawbackslash \frenchspacing RS}\hbox {}}
\entry {Changing the record separator}{23}{Changing the record separator}
\entry {Number of records, NR}{24}{Number of records, {\fam \ttfam \tentt \rawbackslash \frenchspacing NR}\hbox {}}
\entry {Number of records, FNR}{24}{Number of records, {\fam \ttfam \tentt \rawbackslash \frenchspacing FNR}\hbox {}}
\entry {Examining fields}{24}{Examining fields}
\entry {Fields}{24}{Fields}
\entry {Accessing fields}{24}{Accessing fields}
\entry {$ (field operator)}{24}{{\fam \ttfam \tentt \rawbackslash \frenchspacing $}\hbox {} (field operator)}
\entry {Operators, $}{24}{Operators, {\fam \ttfam \tentt \rawbackslash \frenchspacing $}\hbox {}}
\entry {$NF, last field in record}{25}{{\fam \ttfam \tentt \rawbackslash \frenchspacing $NF}\hbox {}, last field in record}
\entry {Number of fields, NF}{25}{Number of fields, {\fam \ttfam \tentt \rawbackslash \frenchspacing NF}\hbox {}}
\entry {Fields, negative-numbered}{26}{Fields, negative-numbered}
\entry {Negative-numbered fields}{26}{Negative-numbered fields}
\entry {Field, changing contents of}{27}{Field, changing contents of}
\entry {Changing contents of a field}{27}{Changing contents of a field}
\entry {Fields, semantics of}{28}{Fields, semantics of}
\entry {Fields, separating}{28}{Fields, separating}
\entry {Field separator, FS}{28}{Field separator, {\fam \ttfam \tentt \rawbackslash \frenchspacing FS}\hbox {}}
\entry {Separator character, choice of}{29}{Separator character, choice of}
\entry {Field separator, choice of}{29}{Field separator, choice of}
\entry {Regular expressions, field separators and}{29}{Regular expressions, field separators and}
\entry {Field separator, setting on command line}{29}{Field separator, setting on command line}
\entry {Command line, setting FS on}{29}{Command line, setting {\fam \ttfam \tentt \rawbackslash \frenchspacing FS}\hbox {} on}
\entry {Multiple line records}{31}{Multiple line records}
\entry {Input, multiple line records}{31}{Input, multiple line records}
\entry {Reading files, multiple line records}{31}{Reading files, multiple line records}
\entry {Records, multiple line}{31}{Records, multiple line}
\entry {Input, getline function}{32}{Input, {\fam \ttfam \tentt \rawbackslash \frenchspacing getline}\hbox {} function}
\entry {Reading files, getline function}{32}{Reading files, {\fam \ttfam \tentt \rawbackslash \frenchspacing getline}\hbox {} function}
\entry {close statement for input}{36}{{\fam \ttfam \tentt \rawbackslash \frenchspacing close}\hbox {} statement for input}
\entry {Printing, general}{39}{Printing, general}
\entry {Output}{39}{Output}
\entry {print statement}{39}{{\fam \ttfam \tentt \rawbackslash \frenchspacing print}\hbox {} statement}
\entry {Output field separator, OFS}{41}{Output field separator, {\fam \ttfam \tentt \rawbackslash \frenchspacing OFS}\hbox {}}
\entry {Output record separator, ORS}{41}{Output record separator, {\fam \ttfam \tentt \rawbackslash \frenchspacing ORS}\hbox {}}
\entry {Output redirection}{42}{Output redirection}
\entry {Redirection of output}{42}{Redirection of output}
\entry {{\fam \ttfam \tentt \gtr }}{42}{{\fam \ttfam \tentt \rawbackslash \frenchspacing {\fam \ttfam \tentt \gtr }}\hbox {}}
\entry {{\fam \ttfam \tentt \gtr }{\fam \ttfam \tentt \gtr }}{42}{{\fam \ttfam \tentt \rawbackslash \frenchspacing {\fam \ttfam \tentt \gtr }{\fam \ttfam \tentt \gtr }}\hbox {}}
\entry {{\fam \ttfam \tentt \char '174}}{42}{{\fam \ttfam \tentt \rawbackslash \frenchspacing {\fam \ttfam \tentt \char '174}}\hbox {}}
\entry {Pipes for output}{42}{Pipes for output}
\entry {Output, piping}{42}{Output, piping}
\entry {close statement for output}{43}{{\fam \ttfam \tentt \rawbackslash \frenchspacing close}\hbox {} statement for output}
\entry {Closing files and pipes}{43}{Closing files and pipes}
\entry {Formatted output}{44}{Formatted output}
\entry {Output, formatted}{44}{Output, formatted}
\entry {printf statement, format of}{45}{{\fam \ttfam \tentt \rawbackslash \frenchspacing printf}\hbox {} statement, format of}
\entry {Format string}{45}{Format string}
\entry {printf, format-control characters}{45}{{\fam \ttfam \tentt \rawbackslash \frenchspacing printf}\hbox {}, format-control characters}
\entry {Format specifier}{45}{Format specifier}
\entry {printf, modifiers}{46}{{\fam \ttfam \tentt \rawbackslash \frenchspacing printf}\hbox {}, modifiers}
\entry {Modifiers (in format specifiers)}{46}{Modifiers (in format specifiers)}
\entry {One-liners}{49}{One-liners}
\entry {Patterns, definition of}{51}{Patterns, definition of}
\entry {Patterns, types of}{51}{Patterns, types of}
\entry {Empty pattern}{51}{Empty pattern}
\entry {Pattern, empty}{51}{Pattern, empty}
\entry {Pattern, regular expressions}{52}{Pattern, regular expressions}
\entry {Regexp}{52}{Regexp}
\entry {Regular expressions as patterns}{52}{Regular expressions as patterns}
\entry {Regular expression matching operators}{52}{Regular expression matching operators}
\entry {String-matching operators}{52}{String-matching operators}
\entry {Operators, string-matching}{52}{Operators, string-matching}
\entry {Operators, regular expression matching}{52}{Operators, regular expression matching}
\entry {regexp search operators}{52}{regexp search operators}
\entry {Computed Regular Expressions}{52}{Computed Regular Expressions}
\entry {Regular Expressions, Computed}{52}{Regular Expressions, Computed}
\entry {Dynamic Regular Expressions}{52}{Dynamic Regular Expressions}
\entry {Regular Expressions, Dynamic}{52}{Regular Expressions, Dynamic}
\entry {Metacharacters}{53}{Metacharacters}
\entry {Regular expression, metacharacters}{53}{Regular expression, metacharacters}
\entry {Comparison expressions as patterns}{55}{Comparison expressions as patterns}
\entry {Pattern, comparison expressions}{55}{Pattern, comparison expressions}
\entry {Relational operators}{55}{Relational operators}
\entry {Operators, relational}{55}{Operators, relational}
\entry {Range pattern}{56}{Range pattern}
\entry {patterns, range}{56}{patterns, range}
\entry {BEGIN, special pattern}{57}{{\fam \ttfam \tentt \rawbackslash \frenchspacing BEGIN}\hbox {}, special pattern}
\entry {Patterns, BEGIN}{57}{Patterns, {\fam \ttfam \tentt \rawbackslash \frenchspacing BEGIN}\hbox {}}
\entry {END, special pattern}{57}{{\fam \ttfam \tentt \rawbackslash \frenchspacing END}\hbox {}, special pattern}
\entry {Patterns, END}{57}{Patterns, {\fam \ttfam \tentt \rawbackslash \frenchspacing END}\hbox {}}
\entry {Patterns, boolean}{58}{Patterns, boolean}
\entry {Boolean patterns}{58}{Boolean patterns}
\entry {Conditional Patterns}{59}{Conditional Patterns}
\entry {Patterns, Conditional}{59}{Patterns, Conditional}
\entry {Ternary Operator}{59}{Ternary Operator}
\entry {Operator, Ternary}{59}{Operator, Ternary}
\entry {Action, general}{61}{Action, general}
\entry {Curly braces}{61}{Curly braces}
\entry {Action, curly braces}{61}{Action, curly braces}
\entry {Action, separating statements}{61}{Action, separating statements}
\entry {Expressions}{61}{Expressions}
\entry {Statements}{61}{Statements}
\entry {Compound statements}{61}{Compound statements}
\entry {Function definitions}{61}{Function definitions}
\entry {Constants, types of}{63}{Constants, types of}
\entry {String constants}{63}{String constants}
\entry {String value}{63}{String value}
\entry {Numerical constant}{63}{Numerical constant}
\entry {Numerical value}{63}{Numerical value}
\entry {Differences between gawk and awk}{63}{Differences between {\fam \ttfam \tentt \rawbackslash \frenchspacing gawk}\hbox {} and {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {Escape sequence notation}{63}{Escape sequence notation}
\entry {Variables, user-defined}{64}{Variables, user-defined}
\entry {User-defined variables}{64}{User-defined variables}
\entry {Built-in variables}{64}{Built-in variables}
\entry {Variables, built-in}{64}{Variables, built-in}
\entry {Arithmetic operators}{65}{Arithmetic operators}
\entry {Operators, arithmetic}{65}{Operators, arithmetic}
\entry {Mod function, semantics of}{65}{Mod function, semantics of}
\entry {Differences between gawk and awk}{65}{Differences between {\fam \ttfam \tentt \rawbackslash \frenchspacing gawk}\hbox {} and {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {}}
\entry {String operators}{65}{String operators}
\entry {Operators, string}{65}{Operators, string}
\entry {Concatenation}{65}{Concatenation}
\entry {Comparison expressions}{66}{Comparison expressions}
\entry {Expressions, comparison}{66}{Expressions, comparison}
\entry {Relational operators}{66}{Relational operators}
\entry {Operators, relational}{66}{Operators, relational}
\entry {Expressions, boolean}{67}{Expressions, boolean}
\entry {Boolean expressions}{67}{Boolean expressions}
\entry {Operators, boolean}{67}{Operators, boolean}
\entry {Boolean operators}{67}{Boolean operators}
\entry {Assignment operators}{68}{Assignment operators}
\entry {Operators, assignment}{68}{Operators, assignment}
\entry {Lvalue}{68}{Lvalue}
\entry {Increment operators}{70}{Increment operators}
\entry {Operators, increment}{70}{Operators, increment}
\entry {Conversion of strings and numbers}{71}{Conversion of strings and numbers}
\entry {Conditional expression}{72}{Conditional expression}
\entry {Expression, conditional}{72}{Expression, conditional}
\entry {Function call}{73}{Function call}
\entry {Calling a function}{73}{Calling a function}
\entry {Arguments in function call}{73}{Arguments in function call}
\entry {Statements}{75}{Statements}
\entry {if statement}{75}{{\fam \ttfam \tentt \rawbackslash \frenchspacing if}\hbox {} statement}
\entry {while statement}{76}{{\fam \ttfam \tentt \rawbackslash \frenchspacing while}\hbox {} statement}
\entry {Loop}{76}{Loop}
\entry {Body of a loop}{76}{Body of a loop}
\entry {for statement}{77}{{\fam \ttfam \tentt \rawbackslash \frenchspacing for}\hbox {} statement}
\entry {break statement}{79}{{\fam \ttfam \tentt \rawbackslash \frenchspacing break}\hbox {} statement}
\entry {Loops, breaking out of}{79}{Loops, breaking out of}
\entry {continue statement}{80}{{\fam \ttfam \tentt \rawbackslash \frenchspacing continue}\hbox {} statement}
\entry {next statement}{81}{{\fam \ttfam \tentt \rawbackslash \frenchspacing next}\hbox {} statement}
\entry {exit statement}{82}{{\fam \ttfam \tentt \rawbackslash \frenchspacing exit}\hbox {} statement}
\entry {Arrays}{83}{Arrays}
\entry {Arrays, definition of}{83}{Arrays, definition of}
\entry {Associative arrays}{83}{Associative arrays}
\entry {Array reference}{85}{Array reference}
\entry {Element of array}{85}{Element of array}
\entry {Reference to array}{85}{Reference to array}
\entry {Arrays, determining presence of elements}{85}{Arrays, determining presence of elements}
\entry {Array assignment}{86}{Array assignment}
\entry {Element assignment}{86}{Element assignment}
\entry {for (x in \dots {})}{87}{{\fam \ttfam \tentt \rawbackslash \frenchspacing for (x in \dots {})}\hbox {}}
\entry {Arrays, special for statement}{87}{Arrays, special {\fam \ttfam \tentt \rawbackslash \frenchspacing for}\hbox {} statement}
\entry {Scanning an array}{87}{Scanning an array}
\entry {delete statement}{88}{{\fam \ttfam \tentt \rawbackslash \frenchspacing delete}\hbox {} statement}
\entry {Deleting elements of arrays}{88}{Deleting elements of arrays}
\entry {Removing elements of arrays}{88}{Removing elements of arrays}
\entry {Arrays, deleting an element}{88}{Arrays, deleting an element}
\entry {Subscripts, multi-dimensional in arrays}{89}{Subscripts, multi-dimensional in arrays}
\entry {Arrays, multi-dimensional subscripts}{89}{Arrays, multi-dimensional subscripts}
\entry {Built-in functions, list of}{93}{Built-in functions, list of}
\entry {Interaction of awk with other programs}{98}{Interaction of {\fam \ttfam \tentt \rawbackslash \frenchspacing awk}\hbox {} with other programs}
\entry {User-defined functions}{99}{User-defined functions}
\entry {Functions, user-defined}{99}{Functions, user-defined}
\entry {return statement}{102}{{\fam \ttfam \tentt \rawbackslash \frenchspacing return}\hbox {} statement}
\entry {Special variables, user modifiable}{105}{Special variables, user modifiable}