函数名 //判断是否是IP地址 static bool isIP(const QString &ip); //判断是否是MAC地址 static bool isMac(const QString &mac); //判断是否是合法的电话号码 static bool isTel(const QString &tel); //判断是否是合法的邮箱地址 static bool isEmail(const QString &email); //16进制字符串转10进制 static int strHexToDecimal(const QString &strHex); //10进制字符串转10进制 static int strDecimalToDecimal(const QString &strDecimal); //2进制字符串转10进制 static int strBinToDecimal(const QString &strBin); //16进制字符串转2进制字符串 static QString strHexToStrBin(const QString &strHex); //10进制转2进制字符串一个字节 static QString decimalToStrBin1(int decimal); //10进制转2进制字符串两个字节 static QString decimalToStrBin2(int decimal); //10进制转16进制字符串,补零. static QString decimalToStrHex(int decimal);
函数体 bool QUIHelper::isIP(const QString &ip) { QRegExp RegExp("((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)"); return RegExp.exactMatch(ip); } bool QUIHelper::isMac(const QString &mac) { QRegExp RegExp("^[A-F0-9]{2}(-[A-F0-9]{2}){5}$"); return RegExp.exactMatch(mac); } bool QUIHelper::isTel(const QString &tel) { if (tel.length() != 11) { return false; } if (!tel.startsWith("13") && !tel.startsWith("14") && !tel.startsWith("15") && !tel.startsWith("18")) { return false; } return true; } bool QUIHelper::isEmail(const QString &email) { if (!email.contains("@") || !email.contains(".com")) { return false; } return true; } int QUIHelper::strHexToDecimal(const QString &strHex) { bool ok; return strHex.toInt(&ok, 16); } int QUIHelper::strDecimalToDecimal(const QString &strDecimal) { bool ok; return strDecimal.toInt(&ok, 10); } int QUIHelper::strBinToDecimal(const QString &strBin) { bool ok; return strBin.toInt(&ok, 2); } QString QUIHelper::strHexToStrBin(const QString &strHex) { uchar decimal = strHexToDecimal(strHex); QString bin = QString::number(decimal, 2); uchar len = bin.length(); if (len < 8) { for (int i = 0; i < 8 - len; i++) { bin = "0" + bin; } } return bin; } QString QUIHelper::decimalToStrBin1(int decimal) { QString bin = QString::number(decimal, 2); uchar len = bin.length(); if (len <= 8) { for (int i = 0; i < 8 - len; i++) { bin = "0" + bin; } } return bin; } QString QUIHelper::decimalToStrBin2(int decimal) { QString bin = QString::number(decimal, 2); uchar len = bin.length(); if (len <= 16) { for (int i = 0; i < 16 - len; i++) { bin = "0" + bin; } } return bin; } QString QUIHelper::decimalToStrHex(int decimal) { QString temp = QString::number(decimal, 16); if (temp.length() == 1) { temp = "0" + temp; } return temp; }