Answers for "how to check if an object contains a key"

how to check if object has key javascript

myObj.hasOwnProperty('key') // it checks object for particular key and not on prototype

Posted by: Guest on March-28-2020

js object contain key

if ('key' in myObj)
// better
if (!myObj.hasOwnProperty('key'))

Posted by: Guest on December-28-2020

js object contains key

if (myObj['key']) {
// Do something
}

Posted by: Guest on December-20-2021

Code answers related to "how to check if an object contains a key"