如何从XSD中获取XmlSchema对象,XSD是C中的字符串?

你可以用 StringReader :

string content = ".......";
XmlSchema schema = new XmlSchema();
schema.Read(new StringReader(content), ValidateSchema);

XmlSchema schema = XmlSchema.Read(
    schemaReader, (sender, args) =>
    {
         // HANDLE VALIDATION FAILED
    });