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# Index: P

p command (sed) : 5.8. Print
P command (sed) : 6.1.3. Multiline Print
  with N and D commands : 6.1.3. Multiline Print
p flag : 5.3. Substitution
parameters, function : 9.3. Writing Your Own Functions
parameters, script : 7.10. Passing Parameters Into a Script
parentheses ()
  2.2.1. Scripting
  3.2. A Line-Up of Characters
  3.2.10. Grouping Operations
  with replacing text : 5.3.1. Replacement Metacharacters
parsing : 2.1. Awk, by Sed and Grep, out of Ed
  referencing fields
    2.4.1. Running awk
    7.5.1. Referencing and Separating Fields
  strings into array elements
    8.4.4. Using split() to Create Arrays
    11.2.1.2. Obtaining individual characters
pattern addressing
  2.1. Awk, by Sed and Grep, out of Ed
  A.2.1. Pattern Addressing
pattern matching
  1.3. A Pattern-Matching Programming Language
  1.4. Four Hurdles to Mastering sed and awk
  2.2.1. Scripting
  (see also regular expressions)
  in awk : 7.4. Pattern Matching
  closure : 3.2.5. Repeated Occurrences of a Character
  extent of match : 3.2.12.1. The extent of the match
  fixed strings : 3.2.3. Writing Regular Expressions
  metacharacters for : (see metacharacters)
  over multiple lines : 3.2.7.1. Phrases
  phrases : 3.2.7.1. Phrases
  at start/end of words : 3.2.11. What's the Word? Part II
pattern space
  4.1.1. The Pattern Space
  6.3. Hold That Line
  (see also hold space)
  deleting contents of : (see d command (sed))
  displaying : (see l command (sed))
  inputing file into : (see reading from files)
  insert and append commands and : 5.5. Append, Insert, and Change
  multiline : 6.1. Multiline Pattern Space
patterns
  2.1. Awk, by Sed and Grep, out of Ed
  2.2.1. Scripting
  B.2.3. Patterns
PCs : DOS Versions
percent sign (%)
  %= (assignment) operator : 7.6. Expressions
  for format specifications : 7.9. Formatted Printing
  modulo operator : 7.6. Expressions
phonebill script (example) : 13.2. phonebill - Track Phone Usage
phrase script (example) : 6.5. To Join a Phrase
phrases : 3.2.7.1. Phrases
pipelined edits : 4.4.4. Edits To Go
pipes
  closing : 10.2. The close() Function
  directing output to : 10.5.1. Directing Output to a Pipe
  limitations on : 10.8. Limitations
  reading input from : 10.1.3. Reading Input from a Pipe
plpr script (example) : 13.8. plpr - lpr Preprocessor
plus (+)
  += (assignment) operator : 7.6. Expressions
  ++ (increment) operator : 7.6. Expressions
  addition operator : 7.6. Expressions
  metacharacter : 7.4. Pattern Matching
  as metacharacter
    3.2. A Line-Up of Characters
    3.2.5. Repeated Occurrences of a Character
positional metacharacters : 3.2.7. Positional Metacharacters
POSIX
  awk : (see awk)
  character class additions
    3.2.4.2. Excluding a class of characters
    B.2.4. Regular Expressions
  character classes standard : 3.2.4.3. POSIX character class additions
  option conbinations, standard for : 2.3.2.3. Mixing options (POSIX)
  regular expressions standard : 3.2.4.3. POSIX character class additions
  standard for labels : 6.4. Advanced Flow Control Commands
--posix option (gawk) : 11.2.3.1. Command line options
postfix operators : 7.6. Expressions
precedence, operation
  3.1. That's an Expression
  B.2.5.6. Operators
precision modifier : 7.9. Formatted Printing
prefix operators : 7.6. Expressions
print command (sed) : (see p command; P command)
print statement (awk)
  2.1. Awk, by Sed and Grep, out of Ed
  7.2. Hello, World
  10.5. Directing Output to Files and Pipes
printerr()
  11.2.1.4. Special filenames
  12.3.4. A Function for Reporting Errors
printf statement
  7.9. Formatted Printing
  10.5. Directing Output to Files and Pipes
printing
  formatting output (awk) : 7.9. Formatted Printing
  line addresses with = : 5.9. Print Line Number
procedures
  2.2.1. Scripting
  2.4.1. Running awk
PROCINFO array (gawk) : 11.2.3.7. Additional special files
programming
  awk, model for : 7.3. Awk's Programming Model
  sed, tips for : 4.5. Getting to the PromiSed Land
prompts : 2.1. Awk, by Sed and Grep, out of Ed

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