## is-surrogate-pair-x
Tests if 2 characters together are a surrogate pair.
### `module.exports(char1, [char2])` ⇒ boolean ⏏
Tests if the two character arguments combined are a valid UTF-16
surrogate pair.
**Kind**: Exported function
**Returns**: boolean - Returns true if the two characters create a valid
'UTF-16' surrogate pair; otherwise false.
| Param | Type | Description |
| ------- | --------------- | ------------------------------------------------------------------------------------------------------------ |
| char1 | \* | The character combination, or if `char2` is supplied then the first character of a suspected surrogate pair. |
| [char2] | \* | The second character of a suspected surrogate pair. |
**Example**
```js
import isSurrogatePair from 'is-surrogate-pair-x';
const test1 = 'a';
const test2 = '𠮟';
console.log(isSurrogatePair(test1)); // false
console.log(isSurrogatePair(test1.charAt(0), test1.charAt(1))); // false
console.log(isSurrogatePair(test2)); // true
console.log(isSurrogatePair(test2.charAt(0), test2.charAt(1))); // true
```