The type or namespace cannot be found, and whether the reference is missing -- rename the class library name in the existing project, class name considerations

I. Rename the Class Library:

1: Right-click, click Properties, modify Assembly name, and default space name

2. Right-click the class library and rename it.

3. Open assemblyinfo. CS and modify the name.

4. If there are folders under the class library and classes in the folder, modify the namespace of all classes.

5. generate a new one and rereference it.

Open the name of userinfo. CS in models under shanglin.

 Namespace shanglin. Models
{
Public class userinfo
{
}
}

 

Ii. Modify the Class Name:

1. Right click, properties, and change the file name to the class name to be modified.

2. Open the class file, modify the namespace, and change models to the class name to be modified.

3. generate a new one and rereference it.

 Namespace shanglin. Models
{
Public class userinfo
{
}
}