How the browser obtains relevant data through the JSON-RPC interface of the Bitcoin Core client

Introduction: The Bitcoin Core client implements the JSON-RPC interface, which can also be accessed through the command line helper bitcoin-cli. The command line can use API for programming and interaction
Question: How can the browser access this JSON-RPC interface for interactive data
For example: If I want to get information about the status of the Bitcoin Core client, how should I access it?

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Introduction: The Bitcoin Core client implements the JSON-RPC interface, which can also be accessed through the command line helper bitcoin-cli. The command line can use the API for programming and interaction
Question: How can the browser access this JSON-RPC interface for interactive data
For example: If I want to get the status information of the Bitcoin Core client, how should I access it?

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