https://docs.vultr.com/javascr....ipt/standard-library


In JavaScript, there is no direct method named contains() for arrays. However, if you're looking to check whether an array contains a certain value, you can use the includes() method, which is commonly used to check if a specific element is present in an array.

Array.prototype.includes()
The includes() method checks if an array contains a specific element and returns true if it is found, or false if it is not.

JavaScript Array includes() - Determine Presence in Array | Vultr Docs
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JavaScript Array includes() - Determine Presence in Array | Vultr Docs