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changeset 32121:ae588860b6fa

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new function to get first element or undefined value from octave_value_list * ovl.h (octave_value_list::first_or_nil_ov): New function.
author Petter T. <petter.vilhelm@gmail.com>
date Wed, 14 Jun 2023 16:09:36 -0400
parents 0bce463a9b1a
children 920e88fd8ab7
files libinterp/octave-value/ovl.h
diffstat 1 files changed, 8 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/libinterp/octave-value/ovl.h	Wed Jun 14 16:07:47 2023 -0400
+++ b/libinterp/octave-value/ovl.h	Wed Jun 14 16:09:36 2023 -0400
@@ -172,6 +172,14 @@
 
   void clear () { m_data.clear (); }
 
+  octave_value first_or_nil_ov () const
+  {
+    if (length ())
+      return m_data.front ();
+
+    return octave_value ();
+  }
+
 private:
 
   std::vector<octave_value> m_data;