In regular expressions, the [...] charactor represents one or more occurences of something (as opposed to * being 0 or more occurances of something).
Answer
+
Question
In regular expressions, the [...] charactor represents one or more occurences of something (as opposed to * being 0 or more occurances of something).
Answer
?
Question
In regular expressions, the [...] charactor represents one or more occurences of something (as opposed to * being 0 or more occurances of something).
Answer
+
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5. Regular Expressions tion with egrep An enhanced version of regular expressions allows for a few more useful features. Where these conflict with existing notation, they are only available through the egrep command. <span>+ is analogous to \{1,\} . It does the same as * but matches one or more characters instead of zero or more characters. ? is analogous to \{1\}. It matches zero or one character. \< \&
Summary
status
not learned
measured difficulty
37% [default]
last interval [days]
repetition number in this series
0
memorised on
scheduled repetition
scheduled repetition interval
last repetition or drill
Details
No repetitions
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