[ Kotlin ] Text Switcher || Android Studio

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Step 1 :

• Create New Project With EmptyActivity

Step 2 :

• Add TextSwitcher And Button

Step 3 :

• copy paste this code 

 private val textList = arrayOf("Panda", "Tiger", "Zebra", "Lion", "Deer", "Goat", "Ape", "Monkey", "Human")
    private var index = 0

val textSwitcher = findViewById<TextSwitcher>(R.id.textSwitcher)
        textSwitcher.setFactory {
            val textView = TextView(this@MainActivity)
            textView.gravity = Gravity.TOP or Gravity.CENTER_HORIZONTAL
            textView.textSize = 32f
            textView.setTextColor(Color.RED)
            textView
        }
        textSwitcher.setText(textList[index])

        val `in` = AnimationUtils.loadAnimation(this, android.R.anim.slide_in_left)
        textSwitcher.inAnimation = `in`

        val out = AnimationUtils.loadAnimation(this, android.R.anim.slide_out_right)
        textSwitcher.outAnimation = out

        val button = findViewById<Button>(R.id.button)
        button.setOnClickListener {
            index = if (index + 1 < textList.size) index + 1 else 0
            textSwitcher.setText(textList[index])
        }

Step 4 : 

• Run Your App