The aim of this article is to provide an overview over the phenomenon of codeâ€switching and codeâ€mixing. The history of code change has undergone various periods that have shown the phenomenon of code switching and codeâ€mixing. In the research of code change it is clear that codeâ€switching and codeâ€mixing can be investigated from different perspectives. One can see that there is a unique phenomenon of how language is used. The Codeâ€mixing and codeâ€switching can deliberately occur both in informal and formal situation. These phenomena are connected to the varying motivations and purposes of codeâ€mixing and switching. The codes to be mixed and switched may be not only languages but also styles, or even dialects. The most important thing, in conducting codeâ€mixing and switching, speakers must select the code related to the social contexts and social dimensions.
                        
                        
                        
                        
                            
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