⤴️throw

🚧 under construction

• JS ⟩ statement ⟩ control flow ⟩ jump ⟩ throw

• JS ⟩ error ⟩ handling ⟩ throw

(statement)

exceptions are thrown

• whenever a runtime error occurs

• and whenever the program explicitly throws one using the throw statement.

exceptions are caught with try-catch-finally statement.

throw <expr>

🔴 主題

• error handling

• try-catch-finally

📗 參考

• JavaScript: The Definitive Guide ⟩ 5.5.6 throw

📘 手冊

• throw