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SlickEdit User Guide

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Perl Regular Expression Definition<br />

REGULAR EXPRESSIONS<br />

(?>X) Prohibit backtracking. This expression is advanced usage. It<br />

can be used to prevent the subexpression X from backtracking<br />

when using maximal (greedy) matching.<br />

(?#text) Comment. No text is matched in this expression; it is used for<br />

comment and documentation only.<br />

(X) Matches subexpression X and specifies a new tagged<br />

expression (see Using Tagged Expressions). No more tagged<br />

expressions are defined once an explicit tagged expression<br />

number is specified as shown below.<br />

(?dX) Matches subexpression X and specifies to use tagged<br />

expression number d where 0

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