JavaScript Check if String Contains at Least One Number

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Inside this article we will see the concept i.e JavaScript check if String contains at least one Number. Article contains the classified information about checking at least a digit inside string by using javascript regular expressions and/or methods. Tutorial is super easy to understand and implement it in your code as well.

If you are looking for a solution to check a digit inside a string in javascript using regular expression then this article will help you a lot for this.

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Example #1 – Check a Digit in a String Using [0-9]

Here,

We will use javascript regular expression [0-9] a pattern to check a digit exists or not inside a string.

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Executing inside browser console window

Example #2 – Check a Digit in a String Using \d

Here,

We will use javascript regular expression \d a pattern to check a digit exists or not inside a string.

index.html

Executing inside browser console window

We hope this article helped you to learn JavaScript Check if String Contains at Least One Number in a very detailed way.

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