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psi_elements.md: update

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Yann Cébron 2022-03-14 18:01:21 +01:00
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topics/basics/architectural_overview/psi_elements.md
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@ -13,7 +13,7 @@ The [`PsiElement`](upsource:///platform/core-api/src/com/intellij/psi/PsiElement
## How do I get a PSI element?
* From an Action: `e.getData(LangDataKeys.PSI_ELEMENT)`.
* From an Action: `e.getData(CommonDataKeys.PSI_ELEMENT)`.
Note: if an editor is currently open and the element under caret is a [reference](psi_references.md), this will return the result of resolving the reference.
This may or may not be what you need.
* From a file by offset: `PsiFile.findElementAt()`.