November 2002
Intermediate to advanced
552 pages
10h 52m
English
Content preview from C++ Templates: The Complete Guide
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Chapter 11. Template Argument Deduction
Explicitly specifying template arguments on every call to a function template (for example, concat<std::string, int>(s, 3)) can quickly lead to unwieldy code. Fortunately, a C++ compiler can often automatically determine the intended template arguments using a powerful process called template argument deduction.
In this chapter we explain the details of the template argument deduction process. As is often the case in C++, there are many rules that usually produce an intuitive result. A solid understanding of this chapter allows us to avoid the more surprising situations.
11.1 The Deduction Process
The deduction process compares the types of an argument of a function call with the corresponding parameterized ...
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