Removing properties from an object in JavaScript might not be the most exciting job, but there are many ways to achieve it, each revealing a fundamental aspect of how JavaScript works. Juan Diego Rodríguez explores each technique in this article.

• Contestant A: “I set c to undefined.”
• Contestant B: “I used the delete operator.”
• Contestant C: “I deleted the property through a Proxy object.”
• Contestant D: “I avoided mutation by using object destructuring.”
• Contestant E: “I used JSON.stringify and JSON.parse.”
• Contestant F: “We rely on Lodash at my company.”