C++ remove whitespace from string

#include <algorithm>

int main()
{
    std::string str = "H e l l o";
    str.erase(remove(str.begin(), str.end(), ' '), str.end());
    std::cout << str; // Output Hello
    
    return 0;
}

C++ remove space from string

static std::string removeSpaces(std::string str)
{
	str.erase(remove(str.begin(), str.end(), ' '), str.end());
	return str;
}

Remove space in string c++

string removeSpaces(string str)
{
    stringstream s(str);
    string temp;
    str = "";
    while (getline(s, temp, ' ')) {
        str = str + temp;
    }
    return str;
}
//Input: Ha Noi Viet Nam
//Output: HaNoiVietNam

Strip whitespace c++

#include <algorithm> 
#include <cctype>
#include <locale>

// trim from start (in place)
static inline void ltrim(std::string &s) {
    s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](unsigned char ch) {
        return !std::isspace(ch);
    }));
}

// trim from end (in place)
static inline void rtrim(std::string &s) {
    s.erase(std::find_if(s.rbegin(), s.rend(), [](unsigned char ch) {
        return !std::isspace(ch);
    }).base(), s.end());
}

// trim from both ends (in place)
static inline void trim(std::string &s) {
    ltrim(s);
    rtrim(s);
}

// trim from start (copying)
static inline std::string ltrim_copy(std::string s) {
    ltrim(s);
    return s;
}

// trim from end (copying)
static inline std::string rtrim_copy(std::string s) {
    rtrim(s);
    return s;
}

// trim from both ends (copying)
static inline std::string trim_copy(std::string s) {
    trim(s);
    return s;
}

Source: stackoverflow.com

Similar codes

1 vote270 views1 answer
Push front vector cpp
C++
2 votes278 views1 answer
C++ endl
C++
0 vote250 views1 answer
Check whether the jth object is in the subset
C++
0 vote274 views1 answer
Get first and last character of string c++
C++
0 vote301 views1 answer
How to use printf with <cinttypes> c++
C++
0 vote296 views1 answer
What is a ~ in c++
C++
1 vote283 views1 answer
How to put bitset into a string in c++
C++
0 vote263 views1 answer
To toggle (flip the status of) the k-th item of the set
C++
0 vote330 views1 answer
Cpp serial print override always in same place
C++
0 vote260 views3 answers
Mm
C++