132 |
always 1, and the value of the \fIcapture_last\fP field is always -1. |
always 1, and the value of the \fIcapture_last\fP field is always -1. |
133 |
.P |
.P |
134 |
7. The \eC escape sequence, which (in the standard algorithm) matches a single |
7. The \eC escape sequence, which (in the standard algorithm) matches a single |
135 |
byte, even in UTF-8 mode, is not supported because the alternative algorithm |
byte, even in UTF-8 mode, is not supported in UTF-8 mode, because the |
136 |
moves through the subject string one character at a time, for all active paths |
alternative algorithm moves through the subject string one character at a time, |
137 |
through the tree. |
for all active paths through the tree. |
138 |
.P |
.P |
139 |
8. Except for (*FAIL), the backtracking control verbs such as (*PRUNE) are not |
8. Except for (*FAIL), the backtracking control verbs such as (*PRUNE) are not |
140 |
supported. (*FAIL) is supported, and behaves like a failing negative assertion. |
supported. (*FAIL) is supported, and behaves like a failing negative assertion. |
191 |
.rs |
.rs |
192 |
.sp |
.sp |
193 |
.nf |
.nf |
194 |
Last updated: 17 November 2010 |
Last updated: 19 November 2011 |
195 |
Copyright (c) 1997-2010 University of Cambridge. |
Copyright (c) 1997-2010 University of Cambridge. |
196 |
.fi |
.fi |