Static property fetches
-----
<?php

// property name variations
A::$b;
A::$$b;
A::${'b'};

// array access
A::$b['c'];
A::$b{'c'};

// class name variations can be found in staticCall.test
-----
array(
    0: Expr_StaticPropertyFetch(
        class: Name(
            parts: array(
                0: A
            )
        )
        name: b
    )
    1: Expr_StaticPropertyFetch(
        class: Name(
            parts: array(
                0: A
            )
        )
        name: Expr_Variable(
            name: b
        )
    )
    2: Expr_StaticPropertyFetch(
        class: Name(
            parts: array(
                0: A
            )
        )
        name: Scalar_String(
            value: b
        )
    )
    3: Expr_ArrayDimFetch(
        var: Expr_StaticPropertyFetch(
            class: Name(
                parts: array(
                    0: A
                )
            )
            name: b
        )
        dim: Scalar_String(
            value: c
        )
    )
    4: Expr_ArrayDimFetch(
        var: Expr_StaticPropertyFetch(
            class: Name(
                parts: array(
                    0: A
                )
            )
            name: b
        )
        dim: Scalar_String(
            value: c
        )
    )
)