Recap of chapter3 creating food ordering app UI/UX planning -- roughly design the layout and make components header > body > search >scrollbar > footer
Will divide the components but they are in same page. First will be header component HeaderComponnent -> Logo > title > Navitems etc Body-> body parts like cards,caraousel,search bar etc footer-> footer cols logo descp etc
but if you want to give attributes style we can use style={color:red};
Props is like argument to func and attributes to html
Config Driven UI - basically means to design the layout of in which data comes according to the area,city or country.
optional chaining map filter reduce imp
Virtual DOM -> copy of DOM is used for React reconcilation - react use diff algorithm to diff tree another for which needs to determines what need to be updated
re-render everytime if key is not mention
react fiber?
construct deconstruct rest operator