Home > widget-integration > FilterUrlHelper > checkExistFilterOptionParam
FilterUrlHelper.checkExistFilterOptionParam() method
Checks if filter option parameters exist in current URL.
Scans URL parameters for any that start with 'pf_' prefix, mapping shortened keys to long keys if URL shortening is enabled.
Signature:
checkExistFilterOptionParam(isShortenUrlParam?: boolean): boolean;
Parameters
|
Parameter |
Type |
Description |
|---|---|---|
|
isShortenUrlParam |
boolean |
(Optional) Whether shortened URL params are enabled. If true, maps short keys to long keys before checking prefix. Default: false |
Returns:
boolean
true if at least one filter parameter exists in URL, false otherwise
Example
Check if filters are applied:
const hasFilters = this.urlHelper.checkExistFilterOptionParam();
if (hasFilters) {
this.showClearAllButton();
}