#pragma once
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#include <afx.h>
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#include <string>
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#include <locale>
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#include <codecvt>
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#include <iostream>
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#include <sstream>
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#include <iomanip>
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#include <vector>
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using namespace std;
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const std::string base64_chars =
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"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"abcdefghijklmnopqrstuvwxyz"
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"0123456789+/";
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class StringUtil {
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public:
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static string wstringToString(wstring wt) {
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wstring_convert<codecvt_utf8<wchar_t>> conv;
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string result = conv.to_bytes(wt);
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return result;
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}
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static std::wstring Unescape(const std::string& input) {
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std::wstring wresult;
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for (size_t i = 0; i < input.length(); ) {
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if (input[i] == '\\' && input[i + 1] == 'u') {
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std::string code = input.substr(i + 2, 4);
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wchar_t unicode = stoi(code, nullptr, 16);
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wresult += unicode;
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i += 6;
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}
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else {
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wresult += input[i++];
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}
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}
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return wresult;
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}
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static std::string cstring2String(CString getbuf) {
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int iLen = WideCharToMultiByte(0, 0, getbuf, -1, NULL, 0, NULL, NULL); //Ê×ÏȼÆËãTCHAR ³¤¶È¡£
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char* chRtn = new char[iLen * sizeof(char)]; //¶¨ÒåÒ»¸ö TCHAR ³¤¶È´óСµÄ CHAR ÀàÐÍ¡£
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WideCharToMultiByte(0, 0, getbuf, -1, chRtn, iLen, NULL, NULL); //½«TCHAR ÀàÐ͵ÄÊý¾Ýת»»Îª CHAR ÀàÐÍ¡£
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std::string str(chRtn);
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return str;
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}
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static std::string cstring2StringV2(CString getbuf) {
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std::wstring_convert<std::codecvt_utf8<wchar_t>> converter;
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std::string utf8String = converter.to_bytes(getbuf);
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return utf8String;
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}
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static string to_string(double val) {
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std::stringstream stream;
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stream << std::fixed << std::setprecision(2) << val;
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return stream.str();
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}
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static string to_string(float val) {
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std::stringstream stream;
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stream << std::fixed << std::setprecision(2) << val;
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return stream.str();
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}
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static bool isNumber(const std::string& str) {
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if (str.empty()) {
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return false;
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}
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for (char c : str) {
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if (!isdigit(c)) {
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return false;
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}
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}
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return true;
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}
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// doubleתΪ×Ö·û´®
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static string toString(double value, int precision) {
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std::ostringstream oss;
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oss << std::fixed << std::setprecision(precision) << value;
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return oss.str();
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}
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static std::vector<std::string> split(std::string str, std::string pattern) {
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std::string::size_type pos;
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std::vector<std::string> result;
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str += pattern;//À©Õ¹×Ö·û´®ÒÔ·½±ã²Ù×÷
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int size = str.size();
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for (int i = 0; i < size; i++)
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{
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pos = str.find(pattern, i);
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if (pos < size)
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{
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std::string s = str.substr(i, pos - i);
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result.push_back(s);
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i = pos + pattern.size() - 1;
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}
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}
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return result;
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}
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static std::string base64_encode(const std::string& input) {
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std::string encoded;
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int val = 0, valb = -6;
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for (unsigned char c : input) {
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val = (val << 8) + c;
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valb += 8;
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while (valb >= 0) {
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encoded.push_back(base64_chars[(val >> valb) & 0x3F]);
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valb -= 6;
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}
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}
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if (valb > -6) encoded.push_back(base64_chars[((val << 8) >> (valb + 8)) & 0x3F]);
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while (encoded.size() % 4) encoded.push_back('=');
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return encoded;
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}
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static std::string base64_decode(const std::string& input) {
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std::string decoded;
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std::vector<int> T(256, -1);
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for (int i = 0; i < 64; i++) T[base64_chars[i]] = i;
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int val = 0, valb = -8;
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for (unsigned char c : input) {
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if (T[c] == -1) break;
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val = (val << 6) + T[c];
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valb += 6;
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if (valb >= 0) {
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decoded.push_back(char((val >> valb) & 0xFF));
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valb -= 8;
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}
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}
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return decoded;
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}
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static std::string trim(const std::string& str) {
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if (str.empty()) {
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return str;
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}
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// È¥³ýÇ°¿Õ¸ñ
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size_t start = str.find_first_not_of(" \t\n\r");
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if (start == std::string::npos) {
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return ""; // Èç¹ûÈ«ÊÇ¿Õ¸ñ£¬·µ»Ø¿Õ×Ö·û´®
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}
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// È¥³ýºó¿Õ¸ñ
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size_t end = str.find_last_not_of(" \t\n\r");
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return str.substr(start, end - start + 1);
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}
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};
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