编译问题

只看该作者 · 2012-4-27 20:32

#ifndef  __SPLIT_H_
#define  __SPLIT_H_
#endif
//__SPLIT_H_
void StringSplit(string s,char splitchar,vector<string>& vec)
{
if(vec.size()>0)//保证vec是空的
      vec.clear();
int length = s.length();
int start=0;
for(int i=0;i<length;i++)
{
      if(s == splitchar && i ==
0)//第一个就遇到分割符
      {
         start +=
1;
      }
      else
if(s == splitchar)
      {
         vec.push_back(s.substr(start,i - start));
         start = i+1;
      }
      else
if(i == length-1)//到达尾部
      {
         vec.push_back(s.substr(start,i+1
- start));
      }
}
}
报错内容

In file included from a.cpp:24:
split.h:23: error: variable or field `StringSplit' declared void
split.h:23: error: `string' was not declared in this scope
split.h:23: error: expected primary-expression before "char"
split.h:23: error: `vector' was not declared in this scope
split.h:23: error: `string' was not declared in this scope
split.h:23: error: `vec' was not declared in this scope
split.h:24: error: initializer expression list treated as compound expression
split.h:24: error: expected `,' or `;' before '{' token

1万 · 2012-4-27 20:45

需要包含头文件.
所以要加上下面的:
#include<vector>
#include<string>
using namespace std;

只看该作者 · 2012-4-27 20:46

遇到类似问题都是用
“每次用/*...*/注释掉不同部分再重新编译，直到定位到具体语法出错的位置。”
的方法解决的。

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