C.162:将大致相同的操作设计为重载函数
Having different names for logically equivalent operations on different argument types is confusing, leads to encoding type information in function names, and inhibits generic programming.
逻辑上等价,只是参数不同的操作具有不同的名称是难以理解的,会导致函数名中包含类型信息,而且阻碍编程共通化。
Example(示例)
Consider(考虑下面的代码):
void print(int a);
void print(int a, int base);
void print(const string&);
These three functions all print their arguments (appropriately). Conversely:
这三个函数都(恰当地)打印参数指定的内容。相反地,
void print_int(int a);
void print_based(int a, int base);
void print_string(const string&);
These three functions all print their arguments (appropriately). Adding to the name just introduced verbosity and inhibits generic code.
这三个函数都(恰当地)打印参数指定的内容。只是在函数名中增加了冗长的,阻碍共通化编程的信息。
Enforcement(实施建议)
???
原文链接:
https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md#c162-overload-operations-that-are-roughly-equivalent
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