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.

Example

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