/TypeScript/Array of objects how to check if property has duplicate

Array of objects how to check if property has duplicate

Js check if array of objects contains duplicates

const arrayOfObjCopy = [...arrayOfObj];

Object.keys(arrayOfObjCopy).forEach((key) => {
  arrayOfObjCopy[key] = JSON.stringify(arrayOfObjCopy[key]);
 });

const arrayOfObjhasDuplicates = uniq(arrayOfObjCopy).length != arrayOfObjCopy.length;

Array of objects how to check if property has duplicate

var yourArray = [

{Index: 1, Name: "Farley, Charley", EmployeeCode: "12", PaymentType: "Void", CheckDate: "01/04/2012"},
{Index: 2, Name: "Farley, Charley", EmployeeCode: "12", PaymentType: "Void", CheckDate: "01/04/2012"},
{Index: 3, Name: "Tarley, Charley", EmployeeCode: "12", PaymentType: "Void", CheckDate: "01/04/2012"}
];

   unique = [...new Set(yourArray.map(propYoureChecking => propYoureChecking.Name))];
if (unique.length === 1) {
console.log(unique);
}

Similar codes

0 vote113 views1 answer
Pass data through router angular
TypeScript
0 vote122 views1 answer
Check if an element exists laravel
TypeScript
0 vote124 views1 answer
How to separate elements in list python
TypeScript
0 vote110 views1 answer
Swalert 2 show loader
TypeScript
1 vote113 views1 answer
Get posts from selected taxonomy
TypeScript
1 vote110 views1 answer
Enabletrace angular
TypeScript
0 vote138 views1 answer
Vue important
TypeScript
-1 vote123 views1 answer
Typescript new instance of interface
TypeScript
0 vote109 views1 answer
How to add multiple arguments in discord commands rewrite
TypeScript
7 votes101 views3 answers
Ts await foreach loop
TypeScript