way 1:
string s1 = "hello";
string s2 = "world";
string s3 = s1 + s2;
way 2:
string s1 = "hello";
string s2 = "world";
string s3 = s1.append(s2);
way 3:
string s1 = "hello";
string s2 = "world";
string s3 = strcat(s1,s2);
a) 1 and 2
b) 2 and 3
c) 1 and 3
d) 1, 2 and 3
Which of the following is correct way of concatenating two string objects in C++?
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answerhappygod
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Which of the following is correct way of concatenating two string objects in C++?
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