From c47742190b3614789b3c16c439764e05a630bca6 Mon Sep 17 00:00:00 2001
From: 0dminnimda <0dminnimda@gmail.com>
Date: Tue, 20 Jul 2021 23:27:23 +0300
Subject: Document `typeof` in pure.rst (GH-4301)

---
 docs/src/tutorial/pure.rst | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/docs/src/tutorial/pure.rst b/docs/src/tutorial/pure.rst
index 86e62a9d3..f31821d1f 100644
--- a/docs/src/tutorial/pure.rst
+++ b/docs/src/tutorial/pure.rst
@@ -243,6 +243,13 @@ Further Cython functions and declarations
     print(cython.sizeof(cython.longlong))
     print(cython.sizeof(n))
 
+* ``typeof`` returns a string representation of the argument's type for debugging purposes.  It can take expressions.
+
+  ::
+
+    cython.declare(n=cython.longlong)
+    print(cython.typeof(n))
+
 * ``struct`` can be used to create struct types.::
 
     MyStruct = cython.struct(x=cython.int, y=cython.int, data=cython.double)
-- 
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