What does the regular expression \d+ match?
Question
What does the regular expression \d+ match?
Solution
The regular expression \d+ matches one or more digits. Here's how it works:
-
\dis a shorthand character class that matches any single digit. It's equivalent to[0-9]. -
+is a quantifier that means "one or more".
So, \d+ will match any sequence of one or more digits, like '12', '345', '6789', and so on. It won't match an empty string or a string with no digits.
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