How to add numbers in the string


i am getting an error that numbers in strings can’t be added eg: 5+2= error please help me ,
thank you :relaxed::relaxed:


Show the blocks you are using please.




I guess you have two accounts on this forum?


by mistake i have made two accounts please tell me sir how to do it.,
your most welcome .:slightly_smiling_face:


the socket “valueIfTagNotThere” should be a numeric 0 block…
it does not work too good to add an empty text block to something, does it?


thank you so much , it worked :blush::blush::blush:
can you please tell me how to take that data and put it in the form of graph on next page.,
Thank you so much again…:grinning:


How to pass values from one screen to another screen by Scott

see also tip 1


Check out the Thunkable YouTube channel, there are lots of great videos for getting started:

A very good way to learn App Inventor is to read the free Inventor’s Manual here in the AI2 free online eBook … the links are at the bottom of the Web page. The book ‘teaches’ users how to program with AI2 blocks.
There is a free programming course here and the aia files for the projects in the book are here:
How to do a lot of basic things with App Inventor are described here: .

Also do the tutorials to learn the basics of App Inventor, then try something and follow the Top 5 Tips: How to learn App Inventor


thanks again.:slightly_smiling_face: