Question

How to check if key exists in object with Node.js

Answer 1

const obj = {
  	nodejs: true,
  	php: false,
  	cpp: true,
  	python: false
};
 
console.log("nodejs" in obj);
 
   
     
     
/*
run:
     
true
     
*/

 

70+ SQL courses for beginners and professionals

Answer 2

const obj = {
  	nodejs: true,
  	php: false,
  	cpp: true,
  	python: false
};
 
console.log(obj.c ? "Yes" : "No");
 
   
     
     
/*
run:
     
No
     
*/

 

70+ SQL courses for beginners and professionals