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| Name | Current message text |
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| h English (en) | ==== Regular Expressions ==== Regular expressions are used to write rules using the KDevelop-PG-Qt, we use the following syntax (α and β are arbitrary regular expressions, a and b characters): *α|β accepts any word accepted by α or accepted by β *α&β accepts any word accepted by both α and β *α^β accepts any word accepted by a but not by β *~α accepts any word not accepted by α *?α like α, but also accepts the empty word *α* accepts any (maybe empty) sequence of words accepted by α *α+ accepts any nonempty sequence of words accepted by α (equivalent to αα*) *α@β accepts any nonempty sequence of words accepted by α separated by words accepted by β (equivalent to α(βα)*) *αβ accepts words consisting of a word accepted by α followed by a word accepted by β *[…] switches to “disjunctive” environment, αβ will get interpreted as α|β, you can use (…) inside the brackets to go back to normal mode *. accepts any single character *a-b accepts a single character between a and b (including a and b) in the Unicode (of course only characters that can be represented in the used encoding) *"…" will accept the word enclosed by the quotation marks, escape sequences will still get interpreted *a accepts the word consisting of the single character a *Any escape sequence (see below), accepts the word consisting of the character represented by the escape sequence *{⟨name⟩} accepts any word accepted by the regex named ⟨name⟩ |