[转] 如何將字串前後的空白去除? (C/C++)
lincyang发表于 2011-05-16 08:35:00
由于std::string中没有内建对去空格的支持，现在只好找boost来帮忙了。
本文转自：http://www.cnblogs.com/oomusou/archive/2007/02/22/653592.html
oost提供了很簡單的方式對字串做trim的動作。
1
/*
2
(C) OOMusou 2007 http://oomusou.cnblogs.com
3
4Filename : boostStringTrim.cpp
5Compiler : Visual C++ 8.0 / ISO C++ (boost)
6Description : Demo how to boost to trim string
7Release : 02/22/2007 1.0
8
*/
9
#include <iostream>
10#include <string>
11#include <boost/algorithm/string.hpp>
12
13using namespace std;
14using namespace boost;
15
16int main() {
17 string s = " hello boost!! ";
18 trim(s);
19 cout << s << endl;
20}
/* 2
(C) OOMusou 2007 http://oomusou.cnblogs.com3
4
Filename : boostStringTrim.cpp5
Compiler : Visual C++ 8.0 / ISO C++ (boost)6
Description : Demo how to boost to trim string7
Release : 02/22/2007 1.08
*/9
#include <iostream>10
#include <string>11
#include <boost/algorithm/string.hpp>12
13
using namespace std;14
using namespace boost;15
16
int main() {17
string s = " hello boost!! ";18
trim(s);19
cout << s << endl;20
}
執行結果
hello boost!!