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JavaScript 深入解析：Copy by Value、Copy by Reference、Shallow Copy、Deep Copy

Feb 20, 20252 min read

// 1️⃣ Copy by Value (值複製) // 適用於原始型別 (Primitive Types)：Number, String, Boolean, Null, Undefined, Symbol, BigInt let a = 10; let b = a; // 這裡是值複製，b 獲得...