23 |
There is no limit to the number of parenthesized subpatterns, but there can be |
There is no limit to the number of parenthesized subpatterns, but there can be |
24 |
no more than 65535 capturing subpatterns. |
no more than 65535 capturing subpatterns. |
25 |
.P |
.P |
26 |
|
There is a limit to the number of forward references to subsequent subpatterns |
27 |
|
of around 200,000. Repeated forward references with fixed upper limits, for |
28 |
|
example, (?2){0,100} when subpattern number 2 is to the right, are included in |
29 |
|
the count. There is no limit to the number of backward references. |
30 |
|
.P |
31 |
The maximum length of name for a named subpattern is 32 characters, and the |
The maximum length of name for a named subpattern is 32 characters, and the |
32 |
maximum number of named subpatterns is 10000. |
maximum number of named subpatterns is 10000. |
33 |
.P |
.P |
57 |
.rs |
.rs |
58 |
.sp |
.sp |
59 |
.nf |
.nf |
60 |
Last updated: 24 August 2011 |
Last updated: 30 November 2011 |
61 |
Copyright (c) 1997-2011 University of Cambridge. |
Copyright (c) 1997-2011 University of Cambridge. |
62 |
.fi |
.fi |