Reputation:
///Here is my Function for Button press
@IBAction func keyPressed(_ button: UIButton) {
var buttonTap = button.titleLabel!.text
///Here i call a variable for Get before input in textDocumentProxy
var jukto = textDocumentProxy.documentContextBeforeInput
/// Now i want check if Three digits of documentContextBeforeInput is "ABC" Than it should change to "DE"
if jukto == "ABC" {
buttonTap = "DE"
}
(textDocumentProxy as UIKeyInput).insertText("\(buttonTap!)")
}
/// Note: There will be many character in my documentContext but i want to check if "ABC" this 3 digits is together than it will be change.
Upvotes: 0
Views: 460
Reputation: 46
@IBAction func keyPressed(_ button: UIButton) {
var buttonTap = button.titleLabel!.text
///Here i call a variable for Get before input in textDocumentProxy
var jukto = textDocumentProxy.documentContextBeforeInput
/// Now i want check if Three digits of documentContextBeforeInputis "ABC" Than it should change to "DE"
if jukto.range(of:"ABC") != nil{
buttonTap = "DE"
}
(textDocumentProxy as UIKeyInput).insertText("\(buttonTap!)")
}
Upvotes: 2