"EXPR is evaluated as a Javascript expression, and the\n" +
"results are printed. Evaluation is in the global \n" +
"environment, so $this is not bound.")
public void _eval(String expr) {
TaskEngine e = getEngine();
Object value = e.evalGlobal(expr, "console eval");
if (value != null)
out.println(e.asLiteral(value, "console eval"));
}
@Desc("load a model file")