📜statement

JS ⟩ grammar ⟩ statement

JavaScript code consists of declarations and statements.

⭐️ 重點

⭐️ declarations and statements are different❗

👉 statement vs. declaration❗

statement vs. declaration

• 👉 var is a statement❗️ (not a declaration)

• let / const is declaration.

statement

• may have a label.

• If an expression corresponds to a sentence fragment, a statement corresponds to a full sentence.

• A program is a list of statements.

🔴 主題

📘 手冊

📗 參考