Describe the semantics of the for-in statement

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Problem

1. Describe the two ways the properties of an object can be referenced.

2. How is a new property of an object created?

3. Describe the semantics of the for-in statement.

4. Describe the two ways an Array object can be created.

5. What is the relationship between the value of the length property of an Array object and the actual number of existing elements in the object?

Reference no: EM131874688

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