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| Options for Literal Strings</a> |
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| <p> |
| The following must always be set to interpret the expression as a string |
| literal: |
| </p> |
| <div class="informaltable"><table class="table"> |
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| Element |
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| Standardized |
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| Effect when set |
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| <td> |
| <p> |
| literal |
| </p> |
| </td> |
| <td> |
| <p> |
| Yes |
| </p> |
| </td> |
| <td> |
| <p> |
| Treat the string as a literal (no special characters). |
| </p> |
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| <p> |
| The following options may also be combined with the literal flag: |
| </p> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Element |
| </p> |
| </th> |
| <th> |
| <p> |
| Standardized |
| </p> |
| </th> |
| <th> |
| <p> |
| Effect when set |
| </p> |
| </th> |
| </tr></thead> |
| <tbody> |
| <tr> |
| <td> |
| <p> |
| icase |
| </p> |
| </td> |
| <td> |
| <p> |
| Yes |
| </p> |
| </td> |
| <td> |
| <p> |
| Specifies that matching of regular expressions against a character |
| container sequence shall be performed without regard to case. |
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| <td> |
| <p> |
| optimize |
| </p> |
| </td> |
| <td> |
| <p> |
| Yes |
| </p> |
| </td> |
| <td> |
| <p> |
| Specifies that the regular expression engine should pay more |
| attention to the speed with which regular expressions are matched, |
| and less to the speed with which regular expression objects are |
| constructed. Otherwise it has no detectable effect on the program |
| output. This currently has no effect for Boost.Regex. |
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| <td align="right"><div class="copyright-footer">Copyright © 1998 -2010 John Maddock<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) |
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