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changeset 12924:67a5acac8e1b stable

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Clarify what indices can be for numel
author Jordi Gutiérrez Hermoso <jordigh@gmail.com>
date Fri, 05 Aug 2011 10:58:43 -0500
parents b7e526ce7a3a
children f9c1f7c1ead0
files src/data.cc
diffstat 1 files changed, 10 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/src/data.cc
+++ b/src/data.cc
@@ -2057,6 +2057,16 @@
   @var{a}(@var{idx1}, @var{idx2}, @dots{})\n\
 @end example\n\
 \n\
+Note that the indices do not have to be numerical. For example\n\
+\n\
+@example\n\
+  @var{a} = 1;\n\
+  @var{b} = ones (2, 3);\n\
+  numel (@var{a}, @var{b});\n\
+@end example\n\
+\n\
+will return 6, as this is the number of ways to index with @var{b}.\n\
+\n\
 This method is also called when an object appears as lvalue with cs-list\n\
 indexing, i.e., @code{object@{@dots{}@}} or @code{object(@dots{}).field}.\n\
 @seealso{size}\n\