xref: /aosp_15_r20/external/eigen/doc/snippets/MatrixBase_reverse.cpp (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4)
1*bf2c3715SXin Li MatrixXi m = MatrixXi::Random(3,4);
2*bf2c3715SXin Li cout << "Here is the matrix m:" << endl << m << endl;
3*bf2c3715SXin Li cout << "Here is the reverse of m:" << endl << m.reverse() << endl;
4*bf2c3715SXin Li cout << "Here is the coefficient (1,0) in the reverse of m:" << endl
5*bf2c3715SXin Li      << m.reverse()(1,0) << endl;
6*bf2c3715SXin Li cout << "Let us overwrite this coefficient with the value 4." << endl;
7*bf2c3715SXin Li m.reverse()(1,0) = 4;
8*bf2c3715SXin Li cout << "Now the matrix m is:" << endl << m << endl;
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