Title: Indonesian language
Content:  Indonesian (bahasa Indonesia, ) is the official language of Indonesia. It is a standardized variety of Malay, an Austronesian language that has been used as a lingua franca in the multilingual Indonesian archipelago for centuries. Indonesia is the fourth most populous nation in the world—of which the majority speak Indonesian, which makes it one of the more widely spoken languages in the world. Most Indonesians, aside from speaking the national language, are fluent in at least one of the more than 700 indigenous local languages; examples include Javanese and Sundanese, which are commonly used at home and within the local community. 
Title: Languages of Indonesia
Content:  The official language is Indonesian (locally known as bahasa Indonesia), a standardised form of Malay, which serves as the lingua franca of the archipelago. The vocabulary of Indonesian borrows heavily from regional languages of Indonesia, such as Javanese, Sundanese and Minangkabau, as well as from Dutch, Sanskrit, Portuguese, Arabic and more recently English. The Indonesian language is primarily used in commerce, administration, education and the media, and thus nearly every Indonesian speaks the language to varying degrees of proficiency. Most Indonesians speak other languages, such as Javanese, as their first language. This makes plurilingualism a norm in Indonesia.
Title: Indonesians
Content:   Indonesian is the official language of Indonesia. It is a standardized variety of Malay, an Austronesian language that has been used as a lingua franca in the Indonesian archipelago for centuries. Most Indonesians also speak one of more than 700 indigenous languages. Most Indonesians, aside from speaking the national language, are fluent in another regional language (examples include Javanese, Sundanese and others), which are commonly used at home and within the local community. Most formal education, and nearly all national media and other forms of communication, are conducted in Indonesian. In East Timor, which was an Indonesian province from 1975 to 1999, Indonesian is recognised by the constitution as one of the two working languages (the other being English), alongside the official languages of Tetum and Portuguese.
Title: Languages of Indonesia
Content:  More than 700 living languages are spoken in Indonesia. These figures indicate that Indonesia has about 10% of the world's languages, establishing its reputation as the second most linguistically diverse nation in the world after Papua New Guinea. Most languages belong to the Austronesian language family, while there are over 270 Papuan languages spoken in eastern Indonesia. Languages in Indonesia are classified into nine categories: national language, locally used indigenous languages, regional lingua francas, foreign and additional languages, heritage languages, languages in the religious domain, English as a lingua franca, and sign languages. Of these, Javanese is the largest language by the number of native speakers.
Title: Indonesia
Content:  had been the archipelago's lingua franca for centuries. It was promoted by nationalists in the 1920s and achieved official status in 1945 under the name Bahasa Indonesia. As a result of centuries-long contact with other languages, it is rich in local and foreign influences, including Javanese, Sundanese, Minangkabau, Makassarese, Hindustani, Sanskrit, Tamil, Chinese, Arabic, Dutch, Portuguese and English. Nearly every Indonesian speaks the language due to its widespread use in education, academics, communications, business, politics, and mass media. Most Indonesians also speak at least one of more than 700 local languages, often as their first language. Most belong to the Austronesian language family, while over 270 Papuan languages are spoken in eastern Indonesia. Of these, Javanese is the most widely spoken and has co-official status in the Special Region 
Title: Languages of Indonesia
Content: Austronesian languages – (Malayo-Polynesian branch). Most languages spoken in Indonesia belong to this family, which in return are related to languages spoken in Madagascar, Malaysia, Philippines, New Zealand, Hawaii and various Oceanian countries. ; Javanese language, spoken in Yogyakarta, Central Java and East Java. Also found throughout Indonesia and by migrants in Suriname. Most populous Austronesian language by number of first language speakers. ; Lampung language, two distinct but closely related languages spoken in Lampung, South Sumatra and Banten. ; Rejang language, spoken in Bengkulu province. ; Malayo-Sumbawan languages: ; Malay language, spoken throughout Indonesia. Also used as the national language (officially regulated and designated as 
Title: Demographics of Indonesia
Content:  Indonesian is the official language, but there are many different languages native to Indonesia. According to Ethnologue, there are currently 737 living languages spoken in Indonesia, the most widely spoken being Javanese and Sundanese. In Western New Guinea, there are more than 270 indigenous languages in spoken form. Some Chinese varieties, most prominently Min Nan, are also spoken. The public use of Chinese, especially usage of Chinese characters, was dissuaded officially between 1966 and 1998.
Title: Indonesian language
Content:  Indonesian is the official language of Indonesia, and its usage is encouraged throughout the Indonesian archipelago. It is regulated in Chapter XV, 1945 Constitution of Indonesia about the flag, official language, coat of arms, and national anthem of Indonesia. Also, in Chapter III, Section 25 to 45, Government regulation No. 24/ 2009 mentions explicitly the status of the Indonesian language. "The national language is Indonesian." Indonesian functions as a symbol of national identity and pride, and is a lingua franca among the diverse ethnic groups in Indonesia. The language serves as the national and official language, the language of education, communication, 
Title: National symbols of Indonesia
Content:  Indonesian is the official language of Indonesia. The function of Indonesian language is as the national identity, national pride, and unifying language among diverse Indonesian ethnic groups, and also serves as communication vehicle among Indonesian provinces and different regional cultures in Indonesia.
Title: Indonesian language
Content:  In 2010, Indonesian had 42.8 million native speakers and 154.9 million second-language speakers, who speak it alongside their local mother tongue, giving a total number of speakers in Indonesia of 197.7 million. It is common as a first language in urban areas, and as a second language by those residing in more rural parts of Indonesia. The VOA and BBC use Indonesian as their standard for broadcasting in Malay. In Australia, Indonesian is one of three Asian target languages, together with Japanese and Mandarin, taught in some schools as part of the Languages Other Than English programme. Indonesian has been taught in Australian schools and universities since the 1950s. In East Timor, which was occupied by Indonesia between 1975 and 1999, Indonesian is recognized by the constitution as one of the two working languages (the other being English), alongside the official languages of Tetum and Portuguese. It is understood by the Malay people of Australia's Cocos Keeling Islands in the Indian Ocean, also in some parts of the Sulu area of the southern Philippines and traces of it are to be found among people of Malay descent in Sri Lanka, South Africa, Suriname, and other places.

Question: what the language spoken in indonesia?
Answer: Javanese Language.