Category : regex

I am trying to autogenerate a React component name from an arbitrary string using regular expressions. The idea is to remove all non-alphanumeric characters from the string and replace them with the uppercase version of the proceeding character. Some testcases: toComponentCase(‘hi there’) // HiThere toComponentCase(‘ lorem ipsum _ 123?’) // LoremIpsum123 toComponentCase(‘_lor?em ipSum doll?er’) // ..

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I’m trying to build a regular expression in js and for some reason I can’t enter the underscore character, although all the other special characters can be entered. Here is my expression: ^[А-ЯЁа-яwd]*$ Expected result: Абвг_#$ Can you please tell me why this happens and how to fix it? Source: Ask Javascript..

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Initial Regex: (?:dogs)b(eats)(?=(s+w+))b.*?(chews)(?=(s+w+)).+?(?=sat) Want to match: Start of Paragraph. A dog eats eats chews chews eats chews at work. End of Paragraph. A dog eats eats chews chews at work. A dog eats eats chews chews at work. A dog eats eats chews chews at work. End of paragraph Expected Result: Only capture instances from ..

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