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9 lines
407 B
9 lines
407 B
MatrixXd m(2,3);
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m << 1,2,3,4,5,6;
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cout << "here's the 2x3 matrix m:" << endl << m << endl;
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cout << "let's resize m to 3x2. This is a conservative resizing because 2*3==3*2." << endl;
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m.resize(3,2);
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cout << "here's the 3x2 matrix m:" << endl << m << endl;
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cout << "now let's resize m to size 2x2. This is NOT a conservative resizing, so it becomes uninitialized:" << endl;
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m.resize(2,2);
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cout << m << endl;
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