A summary of how to hide the title bar of an Android project.

A summary of how to hide the title bar of an Android project.

1. add such a line of code to the code

This. requestWindowFeature (Window. FEATURE_NO_TITLE );

Note: This code must be written before setContentView (). Otherwise, an error is returned. Another point is that when your own Activity inherits from AppCompatActivity, this method seems useless.

2. Another method:

Getsuppactionactionbar (). hide ();

Add the preceding line of code to the code.

3. Configure in the configuration file

After the modification, the title bar is hidden, ......

What the hell is this ?????