Answers for "node js is undefined"

javascript typeof undfined

var x;
if (typeof x === 'undefined') {
   // these statements execute
}

Posted by: Guest on April-07-2020

nodejs check if variable is undefined

if ( typeof query !== 'undefined' && query )
{
  //do stuff if query is defined and not null
}
else
{

}

Posted by: Guest on December-25-2020

Code answers related to "node js is undefined"