Members of the Same Type
Explore how TypeScript requires all members in an interface with a string index signature to share the same type. Understand why unions of types are limited and how implementing interfaces in classes is affected. Learn how intersections can be used as a workaround for type restrictions.
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We'll cover the following...
Same type
The interface defined by members and an index type that uses a string as the key must have all its members to be of type string.
📜Note: the code below throws an error ❌
If we correct the previous example to have m2 to be a string on line 4, the code compiles.
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