⛔const can't reassign

JS ⟩ statement ⟩ declaration ⟩ const ⟩ can't reassign

a const can't be reassigned. ( 👉 const can't reassign❗)

💈範例

• replit：const can't reassign

• 👉 ⛔️ TypeError ⟩ assignment to constant variable❗️

const name = "Frank";

name = "Suzy";            // can't reassign❗
//     ^^^^^^
// ⛔ TypeError: Assignment to constant variable.
// (it means a const doesn't have to the "ability" to do reassignment)

📗 參考

• YDKJS: Scope & Closures (v.2) ⟩ Ch. 5 ⟩ Constants?