"Undefined" in javascript : Amazing Cases

📗 𝐓𝐡𝐞 𝐂𝐮𝐫𝐢𝐨𝐮𝐬 𝐂𝐚𝐬𝐞 𝐨𝐟 "𝐔𝐧𝐝𝐞𝐟𝐢𝐧𝐞𝐝" 𝐢𝐧 𝐉𝐚𝐯𝐚𝐒𝐜𝐫𝐢𝐩𝐭 👉 In JavaScript, "undefined" is a primitive data type that represents a value that is not assigned to a variable or a property. "undefined" is a property of the ...