Chris@13: Removing subnodes by setting them to null
Chris@13: -----
Chris@13: <?php
Chris@13: function
Chris@13: foo (
Chris@13:     Bar $foo
Chris@13:         = null,
Chris@13:     Foo $bar) : baz
Chris@13: {}
Chris@13: 
Chris@13: function
Chris@13: ()
Chris@13: : int
Chris@13: {};
Chris@13: 
Chris@13: class
Chris@13: Foo
Chris@13: extends
Chris@13: Bar
Chris@13: {
Chris@13:     public
Chris@13:     function
Chris@13:     foo() : ?X {}
Chris@13: 
Chris@13:     public
Chris@13:       $prop = 'x'
Chris@13:     ;
Chris@13: 
Chris@13:     use T {
Chris@13:         T
Chris@13:         ::
Chris@13:         x
Chris@13:         as
Chris@13:         public
Chris@13:         y
Chris@13:         ;
Chris@13:     }
Chris@13: }
Chris@13: 
Chris@13: $foo [ $bar ];
Chris@13: exit ( $bar );
Chris@13: $foo
Chris@13: ? $bar :
Chris@13: $baz;
Chris@13: [ $a => $b
Chris@13: , $c => $d];
Chris@13: 
Chris@13: yield
Chris@13: $foo
Chris@13: =>
Chris@13: $bar;
Chris@13: yield
Chris@13: $bar;
Chris@13: 
Chris@13: break
Chris@13: 2
Chris@13: ;
Chris@13: continue
Chris@13: 2
Chris@13: ;
Chris@13: 
Chris@13: foreach(
Chris@13:     $array
Chris@13: as
Chris@13:     $key
Chris@13:  =>
Chris@13:     $value
Chris@13: ) {}
Chris@13: 
Chris@13: if
Chris@13: ($x)
Chris@13: {
Chris@13: }
Chris@13: 
Chris@13: else {}
Chris@13: 
Chris@13: return
Chris@13: $val
Chris@13: ;
Chris@13: static
Chris@13:   $x
Chris@13:   =
Chris@13:   $y
Chris@13: ;
Chris@13: 
Chris@13: try {} catch
Chris@13:   (X $y)
Chris@13:   {}
Chris@13: finally
Chris@13: {}
Chris@13: -----
Chris@13: $stmts[0]->returnType = null;
Chris@13: $stmts[0]->params[0]->default = null;
Chris@13: $stmts[0]->params[1]->type = null;
Chris@13: $stmts[1]->expr->returnType = null;
Chris@13: $stmts[2]->extends = null;
Chris@13: $stmts[2]->stmts[0]->returnType = null;
Chris@13: $stmts[2]->stmts[1]->props[0]->default = null;
Chris@13: $stmts[2]->stmts[2]->adaptations[0]->newName = null;
Chris@13: $stmts[3]->expr->dim = null;
Chris@13: $stmts[4]->expr->expr = null;
Chris@13: $stmts[5]->expr->if = null;
Chris@13: $stmts[6]->expr->items[1]->key = null;
Chris@13: $stmts[7]->expr->key = null;
Chris@13: $stmts[8]->expr->value = null;
Chris@13: $stmts[9]->num = null;
Chris@13: $stmts[10]->num = null;
Chris@13: $stmts[11]->keyVar = null;
Chris@13: $stmts[12]->else = null;
Chris@13: $stmts[13]->expr = null;
Chris@13: $stmts[14]->vars[0]->default = null;
Chris@13: $stmts[15]->finally = null;
Chris@13: -----
Chris@13: <?php
Chris@13: function
Chris@13: foo (
Chris@13:     Bar $foo,
Chris@13:     $bar)
Chris@13: {}
Chris@13: 
Chris@13: function
Chris@13: ()
Chris@13: {};
Chris@13: 
Chris@13: class
Chris@13: Foo
Chris@13: {
Chris@13:     public
Chris@13:     function
Chris@13:     foo() {}
Chris@13: 
Chris@13:     public
Chris@13:       $prop
Chris@13:     ;
Chris@13: 
Chris@13:     use T {
Chris@13:         T
Chris@13:         ::
Chris@13:         x
Chris@13:         as
Chris@13:         public
Chris@13:         ;
Chris@13:     }
Chris@13: }
Chris@13: 
Chris@13: $foo [];
Chris@13: exit ();
Chris@13: $foo
Chris@13: ?:
Chris@13: $baz;
Chris@13: [ $a => $b
Chris@13: , $d];
Chris@13: 
Chris@13: yield
Chris@13: $bar;
Chris@13: yield;
Chris@13: 
Chris@13: break;
Chris@13: continue;
Chris@13: 
Chris@13: foreach(
Chris@13:     $array
Chris@13: as
Chris@13:     $value
Chris@13: ) {}
Chris@13: 
Chris@13: if
Chris@13: ($x)
Chris@13: {
Chris@13: }
Chris@13: 
Chris@13: return;
Chris@13: static
Chris@13:   $x
Chris@13: ;
Chris@13: 
Chris@13: try {} catch
Chris@13:   (X $y)
Chris@13:   {}
Chris@13: -----
Chris@13: <?php
Chris@13: 
Chris@13: namespace
Chris@13: A
Chris@13:     {
Chris@13:     }
Chris@13: -----
Chris@13: $stmts[0]->name = null;
Chris@13: -----
Chris@13: <?php
Chris@13: 
Chris@13: namespace
Chris@13:     {
Chris@13:     }