6 lines
157 B
JavaScript
6 lines
157 B
JavaScript
|
'use strict';
|
||
|
|
||
|
module.exports = function isLeadingSurrogate(charCode) {
|
||
|
return typeof charCode === 'number' && charCode >= 0xD800 && charCode <= 0xDBFF;
|
||
|
};
|