How to make Mongoose query case insensitive?

Question

      const userExists = await Users.exists({ username: username });

How can I make this userExists boolean case insensitive?

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It is resulting false if I enter anurag,Anurag,aNurag

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Answer 1

You will need to use Regex

const userExists = await Users.exists({ username: { '$regex': username, $options: 'i' } })

i in options stands for case-insensitive.