Pathwise

Manuals / React Basics / Chapter 2

Core · beginner · ~40 min · Chapter 2 of 4

Props & state

Props in, state inside, events up.

Path progress
38%

Step 1 of 2

Key idea

Props are inputs from parents. State is data that changes over time inside a component.

Key ideaDrag stickies · tap for tips
Study mapDrag stickies · tap for tipsKeep it shortdrag · tap →Name the waitdrag · tap →Scope locatorsdrag · tap →Trace when stuckdrag · tap →One browser firstdrag · tap →Isolate statedrag · tap →Assert the UIdrag · tap →Retry wiselydrag · tap →Seed datadrag · tap →Close the loopdrag · tap →Keep it shortdrag · tap →Name the waitdrag · tap →Scope locatorsdrag · tap →Trace when stuckdrag · tap →One browser firstdrag · tap →Isolate statedrag · tap →Pathwise hackdrag · tap →Key ideadrag · tap →Go deeperdrag · tap →Follow the dashed drag · tap →
Docs

Quick check

Updating state should…

Do this now

Write 3 notes on: Props & state.

Was this step clear?
Chapter learning outcomes
  • useState
  • Props
  • Controlled inputs

Clear these before you leave