## isValuesUnique(array, keyName)
[Source](../isValuesUnique.js)
Checking if values are unique
#### Custom Needs
Having an array of objects and checking if values are unqiue by object key
#### Since
1.3.0
#### Category
Array
#### Arguments
{Array} array - The array of objects
{String} keyName - Name of the object property from an array in which unique will be checking
#### Returns
{Boolean} Returns true if values are unique and false if not
#### Example
Unique emails
```javascript
isValuesUnique([{email: 'api@test.com'}, {email: 'api@test.com'}], 'email');
// => false
```
Emails are not unique
```javascript
isValuesUnique([{email: 'api@test.com'}, {email: 'api_1@test.com'}], 'email');
// => true
```