then

BasicTextFieldInputTransformationChainingSample

fun BasicTextFieldInputTransformationChainingSample() {
    val removeFirstEFilter = InputTransformation {
        val index = asCharSequence().indexOf('e')
        if (index != -1) {
            replace(index, index + 1, "")
        }
    }
    val printECountFilter = InputTransformation {
        println("found ${asCharSequence().count { it == 'e' }} 'e's in the string")
    }
    // Returns a filter that always prints 0 e's.
    removeFirstEFilter.then(printECountFilter)
    // Returns a filter that prints the number of e's before the first one is removed.
    printECountFilter.then(removeFirstEFilter)
}