Anil Singh | Code-sample.com

The input elements often have a property called name, age, mobile, address, and pincode. We can access these properties from the event object that we receive from an event handler. Explore to Understand   -  React Lifecycle Components Write a generalized change handler :      handleChange  = ( event ,  propertyName )  =>  {          const   detail  =  this . state . detail ;          detail [ propertyName ] =  event . target . value ;          this . setState ({  detail:   detail  });     } As an Example, import   React , {  Component  }  from   'react' export   default   class   UserDetail   extends   Component  {      constructor ( props )...