castArray javascript Code Snippet in 2025
typearraybeginner
Last Updated: 30 October 2025
Casts the provided value as an array if it's not one.
- Use
Array.prototype.isArray()to determine ifvalis an array and return it as-is or encapsulated in an array accordingly.
const castArray = val => (Array.isArray(val) ? val : [val]);castArray('foo'); // ['foo']
castArray([1]); // [1]javascript snippet similar to castArray For You in November 2025
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