Required library edition:
Required library file: dhtmlxaccordion.js

iterator, calls a user-defined function n-times

• handler - user-defined function, item's object is passed as incoming argument

dhxAcc.forEachItem(function(item){
    // code here
});
    // or
function doWithItem(item){
    // code here
});
dhxAcc.forEachItem(doWithItem);