conditions

2021.12.22
Conditions in JavaScript
#JavaScript#basics
use client /components/post/reExport conditions 2021.12.22 JavaScript ],
  imgUrl:  ,
  desc:  ,
  body: (
    <>
      <H>If</H>

      <Code block jsx>{ You are right! s correct! re so smart! You are right! }</Code>

      <H>If-else</H>

      <Code block jsx>{ Too early...  );
          }
       
          const year = 2000
          if (year < 2015) {
            alert(   );
          } else if (year > 2015) {
            alert(   );
          } else {
            alert(   );
          }
       
          let accessAllowed = (age > 18) ? true : false;
          let accessAllowed = age > 18 ? true : false; // parentheses can be omitted // but it is not readable
        
          // multiple ‘?’
          let age = prompt( , 18);
          let message = (age < 3) ?   :
            (age < 18) ?   :
            (age < 100) ?   :
             ;
          alert( message );
       
          let a = 3;
          switch (a) {
            case 1:
              alert( ); break;
            case 2: // grouped two cases
            case 3: // grouped two cases
              alert( ); break;
            default:
              alert( );
          }
        
          // in some cases to use obj is more elegant
      