how read url data in matlab

To read URL data in MATLAB, you should first use the built-in webread function. This function can download data from a URL, and it can handle many different data formats like JSON, XML, and plain text. Here's how to use it:

main.m
url = 'https://example.com/data.json';
data = webread(url);
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In this example, url is the URL of the data you want to download, and data is a MATLAB variable that will store the downloaded data. You can then use other MATLAB functions to work with the data as needed.

Note that webread requires an internet connection to work. If you're behind a firewall or proxy server, you may need to configure MATLAB to use the appropriate settings before webread will work properly.