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之前常州网站开发培训在C#中总用到字符串的分割,运用系统函数即可,比方:
string a = "This is a test";
string[] strArray = a.Split(' ');
在C++中string没有直接的分割函数,能够应用C的stroke函数封装一个分割办法:
vector<string> split(const string& str, const string& delim) {
vector<string> res;
if("" == str) return res;
//先将要切割的字符串从string类型转换为char*类型
char * strs = new char[str.length() + 1] ; //不要忘了
strcpy(strs, str.c_str());
char * d = new char[delim.length() + 1];
strcpy(d, delim.c_str());
char *p = strtok(strs, d);
while(p) {
string s = p; //分割得到的字符串转换为string类型
res.push_back(s); //存入结果数组
p = strtok(NULL, d);
}
return res;
}
要应用分割函数时调用如下:
原企业培训string是其他C#项目的数据传输string
string str1 = "M135buffer.buffer,|M135data.data1,4.22424|M135data.data6,-0.0714111|M135data.data7,-0.53833|M135data.data11,145.569|M135data.data16,5.0354|M135data.data17,-112.906|M135data.data21,4.34509|M135data.data22,-0.115356|M135data.data23,0|M135data.data24,-14|M135data.data25,49521|M135data.data_lng,0|M135data.data26,-14|M135data.data27,49521|M135data.data_lati,0";
string str2 = "|This is a test!\n";
string str = str1+str2;
printf(str.c_str());
vector<string> AllStr = split(str,"|");
for (int i=0; i<AllStr.size();i++)
{
vector<string> tempStr = split(AllStr[i],",");
if(tempStr.size()>=2)
{
printf("Name:%s Value:%s\n",tempStr[0].c_str(),tempStr[1].c_str());
}
}
常州软件技术培训运转结果如下:
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