/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 vote161 views1 answer
Requests to check is url exists in python using function
TypeScript
0 vote130 views1 answer
Components of .net framework
TypeScript
1 vote130 views1 answer
Create npm module typescript
TypeScript
1 vote137 views1 answer
Ionic copy to clipboard
TypeScript
0 vote154 views1 answer
Get number of objects in enum c++
TypeScript
0 vote152 views1 answer
How to collect array of objects in one value key in laravel
TypeScript
1 vote122 views1 answer
Create class angular
TypeScript
5 votes129 views1 answer
Check if column exists in dataframe
TypeScript
0 vote141 views1 answer
Which electromagnetic radiation is used for heating and night vision equipment
TypeScript
4 votes164 views1 answer
About_Execution_Policies at http://go.microsoft.com/fwlink/?LinkID=135170. At line:1 char:1 + live-server --port=9000 + ~~~~~~~~~~~ + CategoryInfo : SecurityError: (:) [], PSSecurityException + FullyQualifiedErrorId : UnauthorizedAccess
TypeScript