在 2012年1月14日星期六UTC+8上午6时48分29秒，Evan Driscoll写道： > On 01/13/2012 03:20 PM, Neil Cerutti wrote: > > They perform the same action, but their semantics are different. > > operator+ will always return a new object, thanks to its > > signature, and operator+= shall never do so. That's the main > > difference I was getting at.
Well, in any associative operation with an identity implemented in a computer language personally I believe the operator overloading part in C++ is another teasing trick. Do we have to work out the algebra here? -- http://mail.python.org/mailman/listinfo/python-list
