I want replace only first occurrence in text

[Peter (Moderator)]

I did it in App Inventor but it works the same in Kodular.

Beginner's guide: Text blocks

This is purely a beginner’s tutorial. I will show the things you can do with the different text blocks. This is a textstring block [image] Default it is empty but you can fill it with a lot of different things. Some samples you can find below. [image] When a Text string block reaches a certain number of characters the text is only partially displayed. You see three dots … at the end of the visible part of the text string. The rest of the text string is still there, just not visible. [image…