Can i write only one character in textbox?

MIT App Inventor Help
1

can i write only one character(no more,only one letter) in textbox?

2

да, например 1 или буква а

3

Examples:

1_caracter
1_caracter711×219 16.8 KB

https://community.thunkable.com/t/how-can-i-limit-the-numbers-of-characters-the-user-types-on-a-text-box/1527/10

Extension:

2 Likes
4

You can also do that with this block:

Screenshot_20200320-063819_Chrome
Screenshot_20200320-063819_Chrome491×198 30.5 KB

From this extension:
https://community.appybuilder.com/t/textboxtools-extension-now-free/21007?u=ken

3 Likes
5

hi.thanks thanks

6

thanks thanks

7

You could also use a little List Picker instead of the text box, pre-loaded with acceptable letters, if you want exactly 1 letter.

1 Like
8

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