forked from ard/ruoyi-api

aijinhui
2023-09-19 2b0d7956faa548b2f913a333fbd2d0d99aedfa90
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'use strict';
 
module.exports = function isLeadingSurrogate(charCode) {
    return typeof charCode === 'number' && charCode >= 0xD800 && charCode <= 0xDBFF;
};