[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [isElementEqualOrContained](./x-components.iselementequalorcontained.md) ## isElementEqualOrContained() function Returns true if the two elements are the same, or if `b` is a child of `a`. **Signature:** ```typescript export declare function isElementEqualOrContained(a: Element, b: Element): boolean; ``` ## Parameters

Parameter	Type	Description
a	Element	The element to check if it is equal to `b` or if it contains `b`.
b	Element	The element to check if it is equal to `a` or contained inside it.

**Returns:** boolean True if `a` is equal to `b` or if it contains `b`.