In LZX, it’s often sensible to test JavaScript properties before using them, to be sure that they are defined, e.g. // Bad example if (someObject.someValue) { setAttribute(“x”, someObject.someValue); } else { var defaultValue = 123; setAttribute(“x”, defaultValue); } In the above example, if someObject.someValue were undefined, then the conditional test would fail and the default [...]
Entries from June 2008
Testing Properties
June 24th, 2008 · No Comments
Tags: LZX Tips · OpenLaszlo