How to Validate a Search Query with a Regular Expression

Nevin Katz
JavaScript in Plain English
4 min readMar 18, 2024

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Photo by Aryan Dhiman on Unsplash

One of the trickier parts of JavaScript I keep coming back to is the regular expression, a sequence of characters that specify a matching pattern that a snippet of text can be compared to. While challenging to learn, regular expressions are too powerful to discount. In this article, we will explore how to use a regular expression to prevent unwanted characters from being included in a search…

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