Working with records: Mastering Arrays, Strings, and Dates body {font-family: Arial, sans-serif; line-height: 1.6; margin: 0 1rem;} h1, h2, h3 {color:#2c3e50;} pre {background:#f4f4f4; padding:1rem; overflow:auto;} Working with Data (Arrays, Strings, Dates) Data is the lifeblood of every modern program. Whether you’re building a lightweight script or a intricate web service, you’ll constantly manipulate arrays, strings, and dates. Mastering these three data structures not only makes your program cleaner but also boosts performance and reduces bugs. Understanding Arrays Arrays are ordered collections of values. They can preserve numbers, objects, or even other arrays (nested structures). Below are the most common operations…
