1 Packagetest;2 3 classparent{4 {5SYSTEM.OUT.PRINTLN ("Parent Generic code block");6 }7 Static{8System.out.println ("Parent class static code block");9 }Ten PublicParent () { OneSystem.out.println ("Parent class default Construction code Method"); A } - } - classChildextendsparent{ the { -System.out.println ("\ t subclass generic code block"); - } - Static{ +System.out.println ("\ t sub-class static code block"); - } + PublicChild () { ASystem.out.println ("\ t subclass default constructor method"); at } - } - Public classTest { - Public Static voidMain (string[] args) { - NewChild (); - } in}
Console output Results:
Parent class static code block
Sub-class static code block
Normal code block for parent class
Parent class default Construction code method
Subclass Generic code block
Child class default constructor method
Java common code block, static code block, default construction method execution order