Rianshin

getByteLength: function(string) { if (string == null || string.length == 0) { return 0; } let size = 0; for (let idx in string.length) { size += this.charByteSize(string.charAt(idx)); } return size; } charByteSize: function(ch) { if (ch == null || ch.length == 0) { return 0; } let charCode = ch.charCodeAt(0); if (charCode