我们需要编写一个函数,该函数接受一个std::string作为参数,并返回一个NSString对象。 3. 在转换函数内部,使用适当的编码方式将std::string转换为C字符串 为了将std::string转换为NSString,我们首先需要将其转换为C风格的字符串(即以null字符结尾的字符数组)。在这个过程中,我们需要确保使用正确的编码(如UTF-8),...
我遇到了一种奇怪的情况,我试图将std::string转换为NSString。 我尝试过通常使用的方法,即: NSString stringWithUTF8String: myCppString.c_str(); 但是,我得到的回报是零。我觉得这和奇怪的角色有关。这主要是因为我在调查数据中看到了以下情况: 注意朝下的问号。我尝试了另一个调用,我发现是这样...
#include <string>#include <locale>#include <codecvt>// convert string to wstringinline std::wstri...
1、NSString转std::string NSString *str = @"it is nsstring"; std::string str = std::string([str UTF8String]); 1 2 2、std::string转NSString 如果是没有中文字符,就使用: string path = string("原图17.png"); NSString* pathString = [NSString stringWithCString:str.c_str() encoding:...
NSString和std::string互相转换 NSString -> std::string NSString *str = @"aaaaaa"; std::string *string = new std::string([str UTF8String]); // 记得释放string 1. 2. 3. std::string -> NSString [NSString stringWithCString:str.c_str() encoding:[NSString defaultCStringEncoding]];...
inti,length=strlen(myString);for(i=0;i<length;i++){myString[i]=toupper(myString[i]);} or std::transform(myString.begin(),myString.end(),myString.begin(),(int(*)(int))std::toupper); SinceNSStringlimits access to its internals, it must provide most function done character by chara...
inti,length=strlen(myString);for(i=0;i<length;i++){myString[i]=toupper(myString[i]);} or std::transform(myString.begin(),myString.end(),myString.begin(),(int(*)(int))std::toupper); SinceNSStringlimits access to its internals, it must provide most function done character by chara...
std::string转NSString std::string _string("hello");NSString *str= [NSString stringWithCString:_string.c_str() encoding:[NSString defaultCStringEncoding]];NSString转std::string NSString * nsfaceName=@"HELLO";const char * lpfaceName = [nsfaceName UTF8String];std::string ...
> mycppstring = std::string([[myNSTextField stringValue] UTF8String]); >> >> But it keeps crashing. What's the recommended way? >> > > Does std::string() copy the char* contents? I guess not (but I don’t use > C++). ...
<codecvt>// convert string to wstringinline std::wstring to_wide_string(const std::string& ...