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It is Regex i.e. Regular Expressions, which basically is a sequence of characters that define a search pattern.
^ asserts position at start of the string.
[aeiou] matches a single character in the list aeiou (case sensitive).
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Weather Observation Station 6
You are viewing a single comment's thread. Return to all comments →
It is Regex i.e. Regular Expressions, which basically is a sequence of characters that define a search pattern.
^ asserts position at start of the string.
[aeiou] matches a single character in the list aeiou (case sensitive).