Add examples for API documentation of block methods in DenseBase.

1 files changed, 6 insertions, 0 deletions

diff --git a/doc/snippets/MatrixBase_template_int_int_topLeftCorner.cpp b/doc/snippets/MatrixBase_template_int_int_topLeftCorner.cpp
new file mode 100644
index 000000000..1899d902d
--- /dev/null
+++ b/doc/snippets/MatrixBase_template_int_int_topLeftCorner.cpp
@@ -0,0 +1,6 @@
+Matrix4i m = Matrix4i::Random();
+cout << "Here is the matrix m:" << endl << m << endl;
+cout << "Here is m.topLeftCorner<2,2>():" << endl;
+cout << m.topLeftCorner<2,2>() << endl;
+m.topLeftCorner<2,2>().setZero();
+cout << "Now the matrix m is:" << endl << m << endl;