GeeksforGeeks / Educational Platform

GeeksforGeeks

Educational Platform

Comprehensive educational platform offering computer science and programming articles, tutorials, quizzes, practice problems, interview preparation, competitive programming, and resources across domains like data structures, algorithms, web development, and exams.

WebObject Spread vs Object.assign: Pros & Cons for Merging Options

Compare object spread operator `{ ...defaults, ...options }` vs Object.assign for merging default options in JavaScript. Explore immutability, performance, browser support, and best use cases for clean, efficient object merging.

5 answers 1 view
ProgrammingDetect First & Last Iteration in PHP Foreach Loop

Learn efficient ways to detect first and last iterations in PHP foreach loops using counters, array_key_first/last (PHP 7.3+), flags, and preprocessing. Best practices for performance, edge cases, and readability in foreach PHP.

8 answers 3 views