Diagnosis name and code automatic matching method and device in real world data platform

The invention provides a diagnosis name and code automatic matching method and system in a real world data platform, and the method comprises the steps: a front end obtains a filled diagnosis name, stores the diagnosis name after determining that the diagnosis name is correct, and transmits the diagnosis name to a rear-end server; the rear-end server receives the diagnosis name transmitted by the front end, and searches a value of a diagnosis code corresponding to the diagnosis name in a rear-end database dictionary; if the back-end server finds the value of the diagnosis code corresponding to the diagnosis name, the back-end server sends the value of the diagnosis code corresponding to the diagnosis name back to the front end in a JSON (JavaScript Object Notation) format; and the front end receives the value of the diagnosis code corresponding to the diagnosis name in the JSON format returned by the back-end server, and updates the diagnosis code corresponding to the diagnosis name in the JSON format to a us