typescript delete code example

Example 1: javascript delete key from object

let person = {
  firstname: 'John',
  lastname: 'Doe'
}

console.log(person.firstname);
// expected output: "John"

delete person.firstname;

console.log(person.firstname);
// expected output: undefined

Example 2: javascript remove property from object

var person = {"first_name": "Billy","last_name": "Johnson"};
delete person.last_name; //delete last_name property

Example 3: nodejs delete object key

delete obj.firstname;

Example 4: delete js

let monTableauAssociatif = {
     'prenom' : 'Mark' ,
     'nom'    : 'Zuckerberg' , 
     'poste'  : 'Pdg de Facebook',

 } ;
 delete(monTableauAssociatif.poste)
 console.log(monTableauAssociatif) ;

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