Job Management Partner 1/Integrated Management - Manager Overview and System Design Guide

Appendix G.3 Comparison between types of regular expressions

The table below describes the differences in the types of regular expressions that can be used in Windows and other operating systems.

Table G-2 Comparison between types of regular expressions

Expression Meaning Windows HP-UX, Solaris, AIX

JP1 Extd XPG4 Basic Extd

String Matches lines containing the specified string. Y Y Y Y

^string Matches the specified string at the beginning of a line. Y Y Y Y

string$ Matches the specified string at the end of a line. Y Y Y Y

^string$ Combination of ^ and $. Matches lines containing only the specified string. Y Y Y Y

^$ Combination of ^ and $. Matches empty lines. Y Y Y Y

. (period) Matches any single character. Y Y Y Y

char* Matches strings of zero or more occurrences of the preceding character. Y Y Y Y

.* Combination of a period (.) and asterisk (*). Matches any character string. Y Y Y Y

char+ Matches strings of one or more occurrences of the preceding character. N Y N Y

char? Matches strings of zero or one occurrence of the preceding character. N Y N Y

regex|regex Matches either regular expression. N Y N Y

(regex) Groups a regular expression. Used to explicitly indicate to the program that the specified characters are a regular expression. Used mainly with a vertical bar (|). (See G.4 Tips on using regular expressions.) N Y N Y

char{n} Matches strings in which the preceding character occurs n times. N Y N Y

char{n,} Matches strings in which the preceding character occurs at least n times. N Y N Y

char{n,m} Matches strings in which the preceding character occurs at least n times but no more than m times. N Y N Y

[string] Matches any character specified in the string enclosed in square brackets. N Y N Y

[^string] Matches any character not specified in the string enclosed in square brackets. N Y N Y

[char-char] Matches any character in the range, in ascending order of the character codes. N Y N Y

[^char-char] Matches any character not in the specified range, in ascending order of the character codes. N Y N Y

\special-char Handles the special character as an ordinary character. N Y N Y

Legend:

JP1: JP1-specific regular expression

Extd XPG4: XPG4-compliant extended regular expression

Basic: XPG4 basic regular expression

Extd: XPG4 extended regular expression

Y: Can be used.

N: Cannot be used.

Expression	Meaning	Windows	HP-UX, Solaris, AIX
JP1	Extd XPG4	Basic	Extd
String	Matches lines containing the specified string.	Y	Y	Y	Y
^string	Matches the specified string at the beginning of a line.	Y	Y	Y	Y
string$	Matches the specified string at the end of a line.	Y	Y	Y	Y
^string$	Combination of ^ and $. Matches lines containing only the specified string.	Y	Y	Y	Y
^$	Combination of ^ and $. Matches empty lines.	Y	Y	Y	Y
. (period)	Matches any single character.	Y	Y	Y	Y
char*	Matches strings of zero or more occurrences of the preceding character.	Y	Y	Y	Y
.*	Combination of a period (.) and asterisk (*). Matches any character string.	Y	Y	Y	Y
char+	Matches strings of one or more occurrences of the preceding character.	N	Y	N	Y
char?	Matches strings of zero or one occurrence of the preceding character.	N	Y	N	Y
regex\|regex	Matches either regular expression.	N	Y	N	Y
(regex)	Groups a regular expression. Used to explicitly indicate to the program that the specified characters are a regular expression. Used mainly with a vertical bar (\|). (See G.4 Tips on using regular expressions.)	N	Y	N	Y
char{n}	Matches strings in which the preceding character occurs n times.	N	Y	N	Y
char{n,}	Matches strings in which the preceding character occurs at least n times.	N	Y	N	Y
char{n,m}	Matches strings in which the preceding character occurs at least n times but no more than m times.	N	Y	N	Y
[string]	Matches any character specified in the string enclosed in square brackets.	N	Y	N	Y
[^string]	Matches any character not specified in the string enclosed in square brackets.	N	Y	N	Y
[char-char]	Matches any character in the range, in ascending order of the character codes.	N	Y	N	Y
[^char-char]	Matches any character not in the specified range, in ascending order of the character codes.	N	Y	N	Y
\special-char	Handles the special character as an ordinary character.	N	Y	N	Y

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