VBA中的格式（SomeDate，“MM / dd”）=“12-15”

I'm writing a VBA macro in Excel that analyzes data from the spreadsheet and sends an email. In this macro, I have to attach the date formatted as "MM/dd" but the output is in the format of "MM-dd". So the question is, why is my slash getting replaced with a dash?I'm writing a VBA macro in Excel that analyzes