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More useful/compact Java 8 generator examples |
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| title = A History of CLU
| url = http://www.lcs.mit.edu/publications/pubs/pdf/MIT-LCS-TR-561.pdf
| access-date = 2006-01-05
| archive-url = https://web.archive.org/web/20030917041834/http://www.lcs.mit.edu/publications/pubs/pdf/MIT-LCS-TR-561.pdf
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===CLU===
A yield statement is used to implement iterators over user-defined data abstractions.<ref name=Liskov1977>{{cite journal | citeseerx=10.1.1.112.656 | last1 = Liskov | first1 = B. | last2 = Snyder | first2 = A. | last3 = Atkinson | first3 = R. | last4 = Schaffert | first4 = C. | title = Abstraction mechanisms in CLU | journal = Communications of the ACM | volume = 20 | issue = 8 | year = 1977 | pages = 564–576 | access-date = <!-- 24 May 2013 --> | doi = 10.1145/359763.359789 | s2cid = 17343380 }}</ref>
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===C++===
It is possible to introduce generators into C++ using pre-processor macros. The resulting code might have aspects that are very different from native C++, but the generator syntax can be very uncluttered.<ref>{{Cite web|url=http://www.codeproject.com/KB/cpp/cpp_generators.aspx|title = Generators in C++|date = 21 September 2008}}</ref> The set of pre-processor macros defined in this source allow generators defined with the syntax as in the following example:
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===R===
The iterators package can be used for this purpose.<ref>[https://stackoverflow.com/a/16028448 Generator functions in R]</ref><ref>{{Cite web|url=http://cartesianfaith.wordpress.com/2013/01/05/infinite-generators-in-r/|title=Infinite generators in R|date=5 January 2013}}</ref>
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