How do I set only capital letters in textbox?

MIT App Inventor Help
1

i need to type only capital letters in textbox. what i do for that help me fast

2

You cant do with an appinventor textbox. But you can check if the enterbutton is pressed with this extension. :wink:

Try this-

blocks (12)
blocks (12)577×240 17 KB

TaifunTextbox Extension download-

1 Like
3

help me to find "TaifunTextbox1"
so iam a beginner

4

This is the link-
https://puravidaapps.com/textbox.php

5

when Textbox1.AfterTextChanged
do
set Textbox1.Text to (upcase (Textbox1.Text))

6

Kevin, do you tested it ?

My solution

blocks(2)
blocks(2)579×395 24.8 KB

1 Like
7

Sorry, my bad. my blocks not tested, which will cause stackOverFlow error