Can i write only one character in textbox?

[mah_bagh]

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

[S_A]

да, например 1 или буква а

[Juan_Antonio]

Examples:
https://groups.google.com/forum/#!searchin/mitappinventortest/textbox$20number$20character|sort:date/mitappinventortest/1nJSx1u8_TU/dzP57_caUjUJ

How can I limit the numbers of characters the user types on a text box?

Extension:
https://puravidaapps.com/textbox.php

[Ken]

You can also do that with this block:

From this extension:

TextBoxTools Extension

[mah_bagh]

hi.thanks thanks

[mah_bagh]

thanks thanks

[ABG]

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