Question

How to check if a character is uppercase in JavaScript

Answer 1

var ch = 'a';
document.write(ch === ch.toUpperCase());

document.write('<br />');

ch = 'Z';
document.write(ch === ch.toUpperCase());

 
 
     
/*
run:
 
false
true 
          
*/
  

 

70+ SQL courses for beginners and professionals