editText正则表达式的使用
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
/**
?* Class which shows how to validate user input with regular expression
?*
?* @author FaYnaSoft Labs
?*/
public class Main extends Activity {
?private EditText editText;
?private Button button;
?@Override
?public void onCreate(Bundle savedInstanceState) {
??super.onCreate(savedInstanceState);
??setContentView(R.layout.main);
??editText = (EditText) findViewById(R.id.textId);
??editText.setText("EditText element");
??button = (Button) findViewById(R.id.btnId);
??button.setText("Check");
??button.setOnClickListener(new View.OnClickListener() {
???@Override
???public void onClick(View v) {
????if(checkString(editText.getText().toString())) {
?????editText.setText("Corect");
????}
???}
??});
?}
?/**
? * This method checks if String is correct
? * @param s - String which need to check
? * @return value of matching
? */
?private boolean checkString(String s) {
??return s.matches("\\w*[.](java|cpp|class)");
?}
}
