Wednesday, 6 April 2016

c++11 - What's the meaning of [=](...){...} in C++?

What is the effect of this statement:



std::replace_if(ln.begin(),ln.end(),[=](int c){return c=='\n'||c==' ';},0);


Specifically, I'd like to know:



What's the meaning of




[=](int c){return c=='\n'||c==' ';}


Where's the grammar for this defined?

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