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user:1234 user:me (yours) |
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score:3 (3+) score:0 (none) |
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answers:3 (3+) answers:0 (none) isaccepted:yes hasaccepted:no inquestion:1234 |
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title:apples body:"apples oranges" |
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Questions about regular expressions, a formalism to describe regular languages.
4
votes
Can anyone help me understand the matches to this regular expression?
Well let's walk through it. You need one or more vowels, followed by any number of numbers (including none), followed by (optionally) a letter.
ae matches your vowels, 12 matches the numbers, then a …