10 Hidden JavaScript Gems You Should Know
Table of ContentsIntroduction1. JavaScript Nullish Coalescing Operator (??):Syntax:Explanation:Use Cases:Example:Advantages:Considerations:2. JavaScript Optional Chaining (?.):Syntax:Explanation:Use Cases:Example:Advantages:Considerations:3. JavaScript String.padStart() and String.padEnd():String.padStart()Syntax:Parameters:Example:String.padEnd()Syntax:Parameters:Example:Explanation:Use Cases:Advantages:Considerations:4. JavaScript Object.fromEntries():Syntax:Parameters:Example:Explanation:Use Cases:Advantages:Considerations:5. JavaScript Array.flatMap():Syntax:Parameters:Example:Explanation:Use Cases:Advantages:Considerations:6. JavaScript BigInt:Syntax:Explanation:Use Cases:Advantages:Considerations:7. JavaScript Promise.allSettled():Syntax:Parameters:Example:Explanation:Use Cases:Advantages:Considerations:8. JavaScript Intl.DateTimeFormat:Syntax:Parameters:Example:Explanation:Use Cases:Advantages:Considerations:9. JavaScript Web Storage API:localStorage:sessionStorage:Usage:Use Cases:Advantages:Considerations:10. JavaScript Object.freeze():Syntax:Parameters:Example:Explanation:Use Cases:Advantages:Considerations: Introduction The foundation of web development, JavaScript, is a flexible language that powers the...