Answers for "prop exists react"

5

react style ternary operator

<img 
  src={this.state.photo} 
  alt="" 
  style={ isLoggedIn ? { display:'block'} : {display : 'none'} }  
/>

// or

<img
  src={this.state.photo} 
  alt=""
  style={ { display: isLoggedIn ? 'block' : 'none' } }  
/>
Posted by: Guest on July-11-2020
0

login condition if and else in router dom of react jsx

let redirectToUrl;
      if ( not logged in ) //check condition
      {
        redirectToUrl = <Redirect to={loginPage}/>;
      }
Posted by: Guest on October-08-2020

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