onFilterStart

fires when filtering has been activated but before the real filtering started

indexes	array	an array of indexes
values	array	an array of filtering values

boolean

returning true will confirm filtering

Available only in PRO Edition

Example

grid.attachEvent("onFilterStart", function(indexes,values){
    // your code here
    return true;
});

The event is blockable. Returning false will block the default action.

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