When we mix strings and string or character literals, at least one operand to each + operator must be of string type

belongs to book: C++ Primer|Stanley B.Lippman, Josee Lajoie, Barbara E.Moo|5th Edition| Chapter number:3| Question number:e.g3.2.2.11

KasimKamal

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2022-07-04

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When we mix strings and string or character literals, at least one operand to each + operator must be of string type.

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KasimKamal

2022-07-04

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string s4 = s1 + ", "; // ok: adding a string and a literal
string s5 = "hello" + ", "; // error: no string operand
string s6 = s1 + ", " + "world"; // ok: each + has a string operand
string s7 = "hello" + ", " + s2; // error: can't add string literals

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When we mix strings and string or character literals, at least one operand to each + operator must be of string type

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