简单测试了一下php中的代码块、内部类等知识

<?php
class a
{
    public $b;
    public function print_result()
    {
        //普通代码块,但已经不是java中的代码块
        {
            $c='变量';
            echo '普通代码块?';
        }
        echo $c;
    }
    //错误的语法,Parse error: syntax error, unexpected '{', expecting variable 
    /*static 
    {
        echo '静态代码块?';
    }*/
    //java的内部类,php中错误的语法,Parse error: syntax error, unexpected 'class' (T_CLASS), expecting function (T_FUNCTION) in
    /*class b
    {
        public $c;
    }*/
    //语法错误,Parse error: syntax error, unexpected 'fucntion' (T_STRING), expecting variable (T_VARIABLE) 
    /*public fucntion inner()
    {
        class b
        {
            
        }
    }*/
}

$a=new a();
$a->print_result();
//java中匿名方法,php中错误的语法,Fatal error: Call to undefined function print_result()
new a().print_result();