[NUI] use discard to ignore unused return value

Fixes CA1806

diff --git a/src/Tizen.NUI/src/internal/Xaml/TypeConversionExtensions.cs b/src/Tizen.NUI/src/internal/Xaml/TypeConversionExtensions.cs
index fc4586a..b010311 100755 (executable)
--- a/src/Tizen.NUI/src/internal/Xaml/TypeConversionExtensions.cs
+++ b/src/Tizen.NUI/src/internal/Xaml/TypeConversionExtensions.cs
@@ -199,7 +199,7 @@ namespace Tizen.NUI.Xaml
                 if (toType == typeof(Char))
                 {
                     char c = '\0';
-                    Char.TryParse(str, out c);
+                    _ = Char.TryParse(str, out c);
                     return c;
                 }
                 if (toType == typeof(String) && str.StartsWith("{}", StringComparison.Ordinal))

diff --git a/src/Tizen.NUI/src/public/Animation.cs b/src/Tizen.NUI/src/public/Animation.cs
index fc48425..609d574 100755 (executable)
--- a/src/Tizen.NUI/src/public/Animation.cs
+++ b/src/Tizen.NUI/src/public/Animation.cs
@@ -1004,7 +1004,7 @@ namespace Tizen.NUI
                 if (toType == typeof(Char))
                 {
                     char c = '\0';
-                    Char.TryParse(str, out c);
+                    _ = Char.TryParse(str, out c);
                     return c;
                 }
                 if (toType == typeof(String) && str.StartsWith("{}", StringComparison.Ordinal))

diff --git a/src/Tizen.NUI/src/public/BaseComponents/TextEditor.cs b/src/Tizen.NUI/src/public/BaseComponents/TextEditor.cs
index b1dd3c3..e59b309 100755 (executable)
--- a/src/Tizen.NUI/src/public/BaseComponents/TextEditor.cs
+++ b/src/Tizen.NUI/src/public/BaseComponents/TextEditor.cs
@@ -1285,7 +1285,7 @@ namespace Tizen.NUI.BaseComponents
         [EditorBrowsable(EditorBrowsableState.Never)]
         public void SelectNone()
         {
-            Interop.TextEditor.SelectNone(swigCPtr);
+            _ = Interop.TextEditor.SelectNone(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }
 

diff --git a/src/Tizen.NUI/src/public/BaseComponents/TextField.cs b/src/Tizen.NUI/src/public/BaseComponents/TextField.cs
index 8908d7f..d42d27e 100755 (executable)
--- a/src/Tizen.NUI/src/public/BaseComponents/TextField.cs
+++ b/src/Tizen.NUI/src/public/BaseComponents/TextField.cs
@@ -1347,7 +1347,7 @@ namespace Tizen.NUI.BaseComponents
         [EditorBrowsable(EditorBrowsableState.Never)]
         public void SelectNone()
         {
-            Interop.TextField.SelectNone(swigCPtr);
+            _ = Interop.TextField.SelectNone(swigCPtr);
             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
         }