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How do you correctly include a trait named Cacheable inside a PHP class DataStore?

easy📝 Syntax Q3 of 15
PHP - Interfaces and Traits
How do you correctly include a trait named Cacheable inside a PHP class DataStore?
Atrait DataStore { include Cacheable; }
Bclass DataStore { use Cacheable; }
Cclass DataStore extends Cacheable {}
Dclass DataStore { trait Cacheable; }
Step-by-Step Solution
Solution:
  1. Step 1: Recall trait usage syntax

    Traits are included inside classes using the use keyword.
  2. Step 2: Analyze options

    class DataStore { use Cacheable; } correctly uses use Cacheable; inside the class. trait DataStore { include Cacheable; } incorrectly uses include and trait keyword. class DataStore extends Cacheable {} uses inheritance which is invalid for traits. class DataStore { trait Cacheable; } misuses the trait keyword inside a class.
  3. Final Answer:

    class DataStore { use Cacheable; } -> Option B
  4. Quick Check:

    Traits are included with 'use' inside classes [OK]
Quick Trick: Use 'use TraitName;' inside class to include traits [OK]
Common Mistakes:
  • Using 'include' instead of 'use'
  • Trying to extend a trait
  • Declaring trait keyword inside a class

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