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Another problem with if and string
I have this code: #include <iostream> #include <string> using namespace std; int main () { string a = "Learn code"; cin >> a; if (a == "Learn code" || a == "learn code") { cout << "Good"; } else { cout << "Bad" } } Why if I write Learn code the output is bad? It's strange because if I delete the cin, it says good, but when I write exactly the same with cin it says bad. I tried cin with only one word and it works perfectly, but when there are more than one word, the output is always Bad.
5 Respostas
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char a[100];
cin.getline(a, sizeof(a));
Use that instead of cin >> a.
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Sorry, I don't understand, I'm learning the functions now, so I guess I still have to learn.
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If you want to use the getline command, it (very layman terms) follows the syntax getline(input, output). See if that helps.
The reason yours isn't working right now is because >> does not simply assign input to 'a'. It is a right-shift bitwise operator. Print the 'a' variable after the line
cin >> a;
and you will see what I mean.
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I printed a after cin, and the output was only the first word. I think I understand now, thanks!
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because cin function only work till space after space it doesn't take any character