kaifa

how to emit event

1

I don't konw how to emit event,I konw use Event to revceive enent,but how to emit one thing?

当这个表格之前还有一个数据不同的表格的时候，这个表格就失去了自适应效果。

### Description [Description of the bug or feature] ### Steps to reproduce 1. [First step] 2. [Second step] 3. [and so on...] **Expected behavior:** [What you expected to happen] **Actual...