javascript - How to set the width of the header in JAVA background

Question

1. How to set the width of the table header in the JAVA background. The code is as follows:

#2. The exported header column width is too small, please ask someone to solve it.

Answer 1

sheet.setColumnWidth(number of columns, number of characters * 256); Change 256 to 512 for Chinese (2 characters for Chinese)