convert whole string to lowercase c++
#include<bits/stdc++.h>
using namespace std;
main() {
string s = "Viet Nam";
transform(s.begin(), s.end(), s.begin(), ::tolower); //lowercase
cout << s << endl;
}convert whole string to lowercase c++
#include<bits/stdc++.h>
using namespace std;
main() {
string s = "Viet Nam";
transform(s.begin(), s.end(), s.begin(), ::tolower); //lowercase
cout << s << endl;
}tolower in c++
#include <cctype>
#include <iostream>
#include <cstring>
#include <cstdio>
using namespace std;
int main()
{
char str[] = "John is from USA.";
cout << "The lowercase version of \"" << str << "\" is " << endl;
for (int i=0; i<strlen(str); i++)
putchar(tolower(str[i]));
return 0;
}tolower funciton in cpp
transform(s.begin(), s.end(), s.begin(), ::tolower);Copyright © 2021 Codeinu
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