顯示自定義訊息
<PropertyGroup>
<CustomMessage>Hello World</CustomMessage>
<MessageImportance>Low</MessageImportance> <!-- Low / Normal / High -->
</PropertyGroup>
<Message Text="$(CustomMessage)" Importance="$(MessageImportance)" />
<PropertyGroup>
<CustomMessage>Hello World</CustomMessage>
<MessageImportance>Low</MessageImportance> <!-- Low / Normal / High -->
</PropertyGroup>
<Message Text="$(CustomMessage)" Importance="$(MessageImportance)" />