# \#method-extension

**URL:** https://discourse.julialang.org/tag/method-extension/1493.md

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## [How to extend method used in package extension](https://discourse.julialang.org/t/how-to-extend-method-used-in-package-extension/107871)

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**Author:** [@Christopher\_Fisher](https://discourse.julialang.org/u/Christopher_Fisher)\
**Replies:** 11\
**Last updated:** [December 20, 2023, 11:58pm UTC](https://discourse.julialang.org/t/how-to-extend-method-used-in-package-extension/107871 "2023-12-20T23:58:47Z")

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Hello, I am using a package which has plotting functionality defined in a package extension. It uses a function package\_function which is defined in the package module as function package\_function end and in the modul…

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## [How does Julia dispatch on concrete methods?](https://discourse.julialang.org/t/how-does-julia-dispatch-on-concrete-methods/51647)

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**Author:** [@eschoute](https://discourse.julialang.org/u/eschoute)\
**Replies:** 3\
**Last updated:** [December 11, 2020, 5:48pm UTC](https://discourse.julialang.org/t/how-does-julia-dispatch-on-concrete-methods/51647 "2020-12-11T17:48:30Z")

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Hi all, I’m trying to understand how Julia figures out what functions to call when we implement an interface from say a library (or from some other module). That library has some functions that then are able to call the…

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## [I seriously struggle to understand method extension in connection with using, import and export](https://discourse.julialang.org/t/i-seriously-struggle-to-understand-method-extension-in-connection-with-using-import-and-export/34831)

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**Author:** [@wg030](https://discourse.julialang.org/u/wg030)\
**Replies:** 6\
**Last updated:** [February 20, 2020, 7:43pm UTC](https://discourse.julialang.org/t/i-seriously-struggle-to-understand-method-extension-in-connection-with-using-import-and-export/34831 "2020-02-20T19:43:09Z")

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Hi everybody! I have a hard time to understand how method extension really works and I hope you can help me with that. Let’s look at a concrete example and talk about the DataStructures module with SortedSet. So DataSt…