Extracting Nested URL Parameters In JavaScript
Extracts nested URL value using search parameter key. For example, for /main?from=/details?from=/more?id=456, extracts id=456 by recursively searching from and id parameters.
Scenario
Extract the value of a target search parameter (e.g., id) from a nested URL within a URL part, using a given search parameter key (e.g., from).
For example, for the URL /main?from=/details?from=/more?id=456, the function getNestedSearchParamValue extracts the nested URL by looking for the search parameter from.
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const nestedUrl = new URL(urlPart, dummyUrl);
const nestedUrlPart = nestedUrl.searchParams.get(nestedParamKey) ?? "";
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First, the nested URL /details?from=/more?id=456 is extracted. Since the URL contains another from search parameter, the get...