android activity hide title bar code example

Example 1: hide the title bar android studio

getSupportActionBar().hide();

Example 2: hide title bar android

requestWindowFeature(Window.FEATURE_NO_TITLE);
getSupportActionBar().hide();
this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,  
               			  WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_main);