const getValueLength = (str) => { let code; let len = 0; for (let i = 0; i < str.length; i++) { code = str.charCodeAt(i); if (code == 10) { //solve enter problem len += 2; } else if (code < 0x007f) { len += 1; } else if (code >= 0x0080 && code <= 0x07ff) { len += 2; } else if (code >= 0x0800 && code <= 0xffff) { len += 3; } } return len; }; export { getValueLength };