michael@0: 
michael@0: try { new isNaN; } catch (e) {}
michael@0: new Array;
michael@0: new Boolean;
michael@0: new Date;
michael@0: new Number;
michael@0: new Object;
michael@0: new String;
michael@0: try { new [].push(4); } catch (e) {}
michael@0: try { new [1,2,3].pop(); } catch (e) {}
michael@0: try { new "a,b,c".split(","); } catch (e) {}
michael@0: try { new Array.concat(3); } catch (e) {}