Intent { (has extras) } code example
Example: check if intent has extras
Intent intent = getIntent();
if (intent.hasExtra("bookUrl")) {
bookUrl = b.getString("bookUrl");
} else {
// Do something else
}
Intent intent = getIntent();
if (intent.hasExtra("bookUrl")) {
bookUrl = b.getString("bookUrl");
} else {
// Do something else
}