code: public static InCollection<EachDoConcat> element(JcValue jcValue) {
  		InCollection<EachDoConcat> ret = F.element(jcValue);
  		ASTNode an = APIObjectAccess.getAstNode(ret);
  		an.setClauseType(ClauseType.FOREACH);
  		return ret;
  	}
docs: <div color='red' style="font-size:24px;color:red"><b><i><u>JCYPHER</u></i></b></div>
  <div color='red' style="font-size:18px;color:red"><i>define a variable (a JcValue or a subclass like JcNode) to iterate over a collection</i></div>
  <div color='red' style="font-size:18px;color:red"><i>e.g. ...FOR_EACH.<b>element(n)</b>.IN_nodes(p)</i></div>
  <br/>