AutoCompleteTextView.Validator in Android with Example
AutoCompleteTextView is an EditText which is having features of suggesting what to write next . to show suggestions it uses a drop-down that can be canceled by the back press. Each time, when we use an android application, suppose the user has to write names for multiple places, it will increase the time of the user. For reducing the time and increasing the smoothness of the application user we use AutoCompleteTextView.
What is AutoCompleteTextView.Validator ?
As we discussed above, to validate the suggested text we use AutoCompleteTextView.Validator. A sample video is given below to get an idea about what we are going to do in this article.
Note: This Android article covered in both Java and Kotlin languages.
Step by Step Implementation
Step 1: Create a New Project in Android Studio
To create a new project in Android Studio please refer to How to Create/Start a New Project in Android Studio.
Step 2: Working with the activity_main.xml file
Navigate to app > res > layout > activity_main.xml and add the below code to it. Comments are added in the code to get to know in detail.
Step 3: Working with the MainActivity file
Navigate to app > java > your app’s package name > MainActivity file and add the below code to it. Comments are added in the code to get to know in detail.
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