# Class references

**URL:** <https://forum.kirupa.com/t/class-references/315091>\
**Category:** Uncategorized\
**Created:** [October 17, 2010, 5:22pm UTC](https://forum.kirupa.com/t/class-references/315091 "2010-10-17T17:22:04Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![lope](https://avatars.discourse-cdn.com/v4/letter/l/43a26b/32.png) [@lope](https://forum.kirupa.com/u/lope)\
**Post date:** [October 17, 2010, 5:22pm UTC](https://forum.kirupa.com/t/class-references/315091/1 "2010-10-17T17:22:04Z")

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what are all the ways classes can communicate ?

if i want to use events between 2 classes, one class has to have a reference to another if it wants to listen for certain event from that class, right?

so this mean i need to get a refernce to that class.

i could use static functions also.