Excel 2016 for Mac brings lots of welcome improvements to the workhorse spreadsheet but also leaves out useful tools.ProsMoving to the cloud: Like the other. Free to try Microsoft Mac OS X 10.
I can teach myself Objective C on the web and set 'write Excel viewer' as my first assignment. As already stated in other answers, you can use Apple's 'Numbers' to open Excel files, but creating or modifying Excel files programatically is a different story; you might need to have the appropriate tools (SDKs etc.) installed to do that.
May I ask what tutorial you're following? If the guide has prerequisites, it should specify how to meet them. (Depending on what exactly you want to accomplish, this might actually be a question better asked on StackOverflow).
Embed this Program Add this Program to your website by copying the code below. Preview Preview.