JSForVarInStatement _forVarIn = body.forVarIn("x3", y);
JSVariable x3 = _forVarIn.getVariable();
_forVarIn.expression(y.plusAssign(x3));
body.doWhile(x.lt(y)).expression(x.postIncr());
body.doWhile(x.lt(y)).block().expression(x.postIncr());
body._while(x.lt(y)).expression(x.postIncr());
body._while(x.lt(y)).block().expression(x.postIncr());
}