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Component Composition

Mastering the Slot Pattern in React: Building Composable and Flexible Layouts

If you’ve been writing React for more than a few months, you’ve likely built—or inherited—the “God Component.” You know the one. It started as a simple Card component, but six months later, it accepts 45 different props like renderHeader, hasFooter, footerButtonAction, isSidebarCollapsed, and specialHeaderIconColor.

Stop Prop Drilling: Mastering Component Composition in React

If you’ve spent any significant time in the React ecosystem, you’ve likely stared into the abyss of a component hierarchy that looks like a staircase to nowhere. You need a piece of data—say, a user object or a theme toggle—in a deeply nested button. The natural instinct? Pass it down. And down. And down again.