shahharshil0

fun TextInputEditText.isNotNullOrEmpty(errorString: String): Boolean {
    val textInputLayout = this.parent.parent as TextInputLayout
    textInputLayout.errorIconDrawable = null
    this.onChange { textInputLayout.error = null }

    return if (this.text.toString().trim().isEmpty()) {
        textInputLayout.error = errorString
        false
    } else {
        true

shahharshil0

if(TextInputEditText.isNotNullOrEmpty("This field is required") and
(TextInputEditText.isNotNullOrEmpty("This field is required")) { 
    //this will be executed only if the TextInputEditText contains
    // some text else error will be displayed by the extension function itself
}