PHP returns HTML data multiple times in an HTTP request to terminate AJAX requests.

For example, if I want to implement a collection function and use PHPSimpleHTMLDOMParser to meet my needs, after analyzing an article in the article list and writing it to the database, returning xxx articles to the browser for collection is a task that consumes hardware resources and time. When the task is half done... for example Collection Function, Use PHP Simple html dom Parser
My requirements,

• After analyzing an article in the article list and writing it to the database, return it to the browserXxx Article Collection Completed
• Collecting articles is a task that consumes hardware resources and time,How can I cancel a half-time task?

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For exampleCollection Function, UsePHP Simple html dom Parser
My requirements,

• After analyzing an article in the article list and writing it to the database, return it to the browserXxx Article Collection Completed
• Collecting articles is a task that consumes hardware resources and time,How can I cancel a half-time task?