About auto calculation while typing on the text box


#1

how-to-insert-text-and-mathematical-calculationi-using-conditions-screencast1 I need to build like this coding? Need help


#2

Try using this block:
afterTextChanged

From this extension:
http://puravidaapps.com/textbox.php


#3

Thanks for replying. Still I using that extension. when I type on text box, it is working. But if the text box is empty after backspacing it showing bad argument says empty string. See below coding.


#4

Use an if statement:
If .text not = “” then
Do math


#5

Thanks a lot.it resolved