接下来,我们使用std::istringstream类将line转换为输入流,并定义了一个字符串变量token用于存储每个拆分后的单词。 在while循环中,我们使用std::getline函数从输入流中逐行读取文本,并以空格作为分隔符进行拆分。每次成功读取一个单词后,将其添加到tokens向量中。
std::istringstream iss(line); std::string type_str, opcode_str, target_str; // Include target_str int a, b; unsigned int target; // Change to unsigned int if (!(iss >> type_str >> opcode_str >> a >> b >> target_str)) { // Read target as a string std::cerr << "Faile...
using namespace std; //数据类型转换模板函数 template <class Type> Type stringToNum(const string str) { istringstream iss(str); Type num; iss >> num; return num; } #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif / // CMyView IMPL...
(input, line)) { std::istringstream iss(line); std::string word; std::unordered_map<std::string, std::string> replacements; while (iss >> word) { auto normalized = normalize(word); if (replacements.find(normalized) == replacements.end()) { replacements[normalized] = word; } } for ...
string line; while (getline(infile, line)) {istringstream iss(line); float x, y, z, c; if (!(iss >> x >> y >> z >> c)) {cerr << "Error reading line: " << line << endl; continue; } // 缩小 x, y, z 的值100倍 ...
std::istringstream iss; std::stringbuf *pbuf = iss.rdbuf(); // using stringbuf directly:直接用stringbuf作为输入,最终表现仍然是istringsteam对象 pbuf->str("Example string"); int size = pbuf->in_avail(); while (pbuf->in_avail()>0) std::cout << static_cast<char>(pbuf->sbumpc());...
());27stringitemline ="";28getline(read, itemline);29istringstream iss(itemline);30stringattr ="";31while(iss >>attr)32{33attributes* s_attr =newattributes();34s_attr->attriName =attr;35//初始化属性名36statTree.push_back(s_attr);37//初始化属性映射38attr_clum[attr] =attriNum;39...
std::string line; std::string sym; int32_t id; int32_t id = -1; while (std::getline(is, line)) { std::istringstream iss(line); iss >> sym; Expand Down Expand Up @@ -254,6 +254,7 @@ std::vector<std::vector<int64_t>> Lexicon::ConvertTextToTokenIdsChinese( this_sentence...
istringstream iss(s);iss>>l;return l;}int main(int argc, _TCHAR* argv[]){string s = "-12356";cout<<ToLong(s);return 0;}谢谢刚才上面的帖子提醒负数的问题,我更正了,还是只用一行:#include <iostream>using namespace std;long str2long(char* p,long xxx=0L,bool IsPositive=true){return...
const std::string& line, WrdsCnt& wc) { static size_t nowrds {}; std::istringstream iss(line); for (std::string wrd; iss >> wrd; ) { bool got {}; for (size_t w = 0; !got && w < nowrds; ++w) if (wc[w].wrd == wrd) { ++wc[w].cnt; got = ...