Java generates excel instance code through Apache poi
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Java
First, jar
Maven add dependency
At first, I thought it was POI, and then I directly added the dependence of POI. Who knows that there is no required class. After checking, it was found that it was poi OOXML
Class to be used
The most basic use
A small example
Using reflection, write the attributes in the bean class (taken out with getxxx) into excel
ExcelUtil. java
App. Java for testing
Screenshot of test results
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