JavaScript Variable Scopes
Key Points:
- Global Scope: Accessible everywhere in the code.
- Function Scope: Accessible only within the function.
- Block Scope: Accessible only within the block.
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JavaScript Arrow Functions
Key Points:
- Concise way of writing a function.
- If the function body is a single expression, neither the 'return' keyword or curly brackets are needed.
- They do not have their own 'this' context.